pg /c database 通过。似乎是pg使用 open/write 写入了某个文件，通过 fopen/fscanf 绕过了hook路径导致的。出现了新的段错误。

2026-03-13 10:49:31 +00:00
parent 544f532bf5
commit 4d350d5aea
28 changed files with 1686 additions and 128 deletions
--- a/src/fio_script/bdev.fio
+++ b/src/fio_script/bdev.fio
--- a/src/fio_script/io_uring.fio
+++ b/src/fio_script/io_uring.fio
--- a/src/fio_script/kingfs
+++ b/src/fio_script/kingfs
--- a/src/fio_script/libaio.fio
+++ b/src/fio_script/libaio.fio
--- a/src/fio_script/nvme.fio
+++ b/src/fio_script/nvme.fio
--- a/src/fio_script/psync.fio
+++ b/src/fio_script/psync.fio
--- a/src/fio_script/zvfs.json
+++ b/src/fio_script/zvfs.json
--- a/BIN
+++ b/BIN
--- a/scripts/do_pgbecnh.md
+++ b/scripts/do_pgbecnh.md
@@ -15,10 +15,14 @@ dynamic_shared_memory_type = sysv

 # 4. 重启 PostgreSQL

+## 清理旧空间
 sudo systemctl stop postgresql
+pkill -9 -u postgres postgres || true
 rm -rf /home/lian/pg/pgdata
 rm -rf /zvfs/pg_ts_bench
+rm -rf /tmp/pg.log

+## 初始化
 sudo chown -R postgres:postgres /home/lian/pg
 sudo -u postgres mkdir -p /home/lian/pg/pgdata
 sudo chown -R postgres:postgres /home/lian/pg/pgdata
@@ -26,36 +30,42 @@ sudo chown -R postgres:postgres /home/lian/pg/pgdata
 sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
    /usr/lib/postgresql/12/bin/initdb -D /home/lian/pg/pgdata

+## 修改配置文件
 cp  ./postgresql.conf /home/lian/pg/pgdata/
+sudo chown -R postgres:postgres /home/lian/pg/pgdata/postgresql.conf

-sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
-    /usr/lib/postgresql/12/bin/pg_ctl -D /home/lian/pg/pgdata -l /tmp/pg.log start
-
-sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
-    /usr/lib/postgresql/12/bin/psql 
-
-sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
-    /usr/lib/postgresql/12/bin/pg_ctl -D /home/lian/pg/pgdata -l /tmp/pg.log restart
-
-# 创建测试环境
+## 创建测试环境
 sudo -u postgres mkdir -p /zvfs/pg_ts_bench
 sudo chown -R postgres:postgres /zvfs/pg_ts_bench
 sudo chmod 700 /zvfs/pg_ts_bench

-CREATE TABLESPACE zvfs_ts LOCATION '/zvfs/pg_ts_bench';
-DROP DATABASE IF EXISTS benchdb;
-CREATE DATABASE benchdb TABLESPACE zvfs_ts;

-DROP TABLE IF EXISTS hook_probe;
-CREATE TABLE hook_probe(id int) TABLESPACE zvfs_ts;
-INSERT INTO hook_probe VALUES (1);
-INSERT INTO hook_probe VALUES (2);
-INSERT INTO hook_probe VALUES (3);
-INSERT INTO hook_probe VALUES (4);
-SELECT * FROM hook_probe;
-DELETE FROM hook_probe WHERE id = 1;
-UPDATE hook_probe SET id = 11 WHERE id = 2;
-SELECT * FROM hook_probe;
+
+## 启动服务
+sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
+    /usr/lib/postgresql/12/bin/pg_ctl -D /home/lian/pg/pgdata -l /tmp/pg.log start
+
+sudo -u postgres env \
+    LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
+    ZVFS_DEBUG_OPEN=1 \
+    ZVFS_DEBUG_OPEN_MATCH=PG_VERSION \
+    ZVFS_DEBUG_RW=1 \
+    /usr/lib/postgresql/12/bin/pg_ctl -D /home/lian/pg/pgdata -l /tmp/pg.log start
+
+## 打开命令行工具
+sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
+    /usr/lib/postgresql/12/bin/psql 
+    
+
+sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
+    ZVFS_DEBUG_OPEN=1 \
+    ZVFS_DEBUG_OPEN_MATCH=PG_VERSION \
+    ZVFS_DEBUG_RW=1 \
+    /usr/lib/postgresql/12/bin/psql 
+
+## 重启服务
+sudo -u postgres env LD_PRELOAD=/home/lian/try/zvfs/src/libzvfs.so \
+    /usr/lib/postgresql/12/bin/pg_ctl -D /home/lian/pg/pgdata -l /tmp/pg.log restart


 # 5. 验证配置生效
@@ -63,15 +73,76 @@ pid=$(pgrep -u postgres -xo postgres)
 echo "pid=$pid"
 sudo grep libzvfs /proc/$pid/maps

-sudo -u postgres psql -p 5432 -c "show data_directory;"
-sudo -u postgres psql -c "SHOW shared_memory_type;"
-sudo -u postgres psql -c "SHOW dynamic_shared_memory_type;"
+show data_directory;
+SHOW shared_memory_type;
+SHOW dynamic_shared_memory_type;
+```

-# 6. 创建测试库（如未创建）
+## 简易功能测试
+```shell
+# 1. 创建 tablespace
+DROP TABLESPACE IF EXISTS zvfs_ts;
+CREATE TABLESPACE zvfs_ts LOCATION '/zvfs/pg_ts_bench';

-sudo -u postgres createdb benchdb
+# 2. 创建数据库
+DROP DATABASE IF EXISTS benchdb;
+CREATE DATABASE benchdb TABLESPACE zvfs_ts;

-# 7. 运行你的 bench 脚本
+## 3. 连接数据库
+\c benchdb

+# -- 查看数据库默认 tablespace
+SHOW default_tablespace;
+
+# 4. 创建表（默认 tablespace）
+DROP TABLE IF EXISTS hook_probe;
+CREATE TABLE hook_probe(
+    id int,
+    val text
+);
+
+INSERT INTO hook_probe VALUES (1,'a');
+INSERT INTO hook_probe VALUES (2,'b');
+INSERT INTO hook_probe VALUES (3,'c');
+INSERT INTO hook_probe VALUES (4,'d');
+
+SELECT * FROM hook_probe;
+
+# 5. UPDATE / DELETE 测试
+DELETE FROM hook_probe WHERE id = 1;
+UPDATE hook_probe SET id = 11 WHERE id = 2;
+SELECT * FROM hook_probe;
+
+
+# 6. 批量 INSERT 测试
+INSERT INTO hook_probe
+SELECT generate_series(100,10000), 'bulk';
+
+SELECT count(*) FROM hook_probe;
+
+# 7. 创建索引（测试 index file）
+CREATE INDEX idx_hook_probe_id ON hook_probe(id);
+
+# 8. 大对象测试（TOAST）
+INSERT INTO hook_probe VALUES (99999, repeat('zvfs_test_',1000));
+
+# 9. VACUUM 测试
+VACUUM hook_probe;
+
+# 10. ANALYZE
+ANALYZE hook_probe;
+
+# 11. 查看物理文件位置
+SELECT
+    relname,
+    pg_relation_filepath(oid)
+FROM pg_class
+WHERE relname='hook_probe';
+
+# 12. 删表
+DROP TABLE IF EXISTS hook_probe;
+
+
+# 13. 压测
 bash /home/lian/try/zvfs/scripts/run_pgbench_no_mmap.sh
 ```
--- a/scripts/do_trace.md
+++ b/scripts/do_trace.md
@@ -0,0 +1,47 @@
+```shell
+pm=$(pgrep -u postgres -xo postgres)
+sudo strace -ff -f -yy -s 256 \
+    -e trace=%file,read,pread64,readv \
+    -p "$pm" -o /tmp/pg.sys.trace
+
+
+strace: Process 233035 attached
+strace: Process 235357 attached
+^Cstrace: Process 233035 detached
+
+
+fatal_pid=$(grep 'FATAL:  "pg_tblspc' /tmp/pg.log | tail -1 | sed -n 's/.*\[\([0-9]\+\)\].*/\1/p'); echo "fatal_pid=$fatal_pid"
+
+fatal_pid=235357
+
+
+grep -n "PG_VERSION\|pg_tblspc/16384/PG_12_201909212/16385" /tmp/pg.sys.trace.$fatal_pid
+
+18:access("pg_tblspc/16384/PG_12_201909212/16385", F_OK) = 0
+19:openat(AT_FDCWD, "pg_tblspc/16384/PG_12_201909212/16385/PG_VERSION", O_RDONLY) = 4</zvfs/pg_ts_bench/PG_12_201909212/16385/PG_VERSION>
+20:read(4</zvfs/pg_ts_bench/PG_12_201909212/16385/PG_VERSION>, "\0\0\0", 4096) = 3
+21:read(4</zvfs/pg_ts_bench/PG_12_201909212/16385/PG_VERSION>, "", 4096) = 0
+
+
+
+fatal_pid=$(grep 'FATAL:  "pg_tblspc' /tmp/pg.log | tail -1 | sed -n 's/.*\[\([0-9]\+\)\].*/\1/p'); echo "fatal_pid=$fatal_pid"
+
+grep -n "\[zvfs\]\[rw-dbg\].*pid=${fatal_pid}" /tmp/pg.log | tail -n 120
+
+6461:[zvfs][rw-dbg][pid=235357][tid=140193133607488][fd=4] read passthrough reason=fd_not_zvfs count=512
+6462:[zvfs][rw-dbg][pid=235357][tid=140193133607488][fd=4] read passthrough ret=512 errno=0(OK)
+```
+
+
+```shell
+sudo strace -ff -f -k -yy -s 256 -e trace=openat,read,pread64 -p "$pm" -o /tmp/pg.ktrace
+```
+
+调用链：
+
+libc(__open64) -> _IO_file_open -> fopen -> AllocateFile -> ValidatePgVersion
+
+是fopen，内部调用 libc_(__open64)
+
+
+
--- a/scripts/run_db_bench_zvfs.sh
+++ b/scripts/run_db_bench_zvfs.sh
@@ -21,7 +21,7 @@ BENCHMARKS="fillrandom,readrandom"

 # key数
 # NUM=1000000
-NUM=500
+NUM=5000

 # 线程数
 THREADS=2
--- a/scripts/run_pgbench_no_mmap.sh
+++ b/scripts/run_pgbench_no_mmap.sh
@@ -1,91 +1,53 @@
 #!/usr/bin/env bash
 set -euo pipefail

-# 仅执行 pgbench 的脚本（不安装 PostgreSQL，不 initdb，不启停服务，不改配置）。
-#
-# 前提条件：
-# 1) PostgreSQL 已经在运行。
-# 2) 测试库已经存在（默认 benchdb）。
-# 3) PostgreSQL 已经在外部配置为禁用 mmap 共享内存：
-#    shared_memory_type = sysv
-#    dynamic_shared_memory_type = sysv
-#
-# 关于 Malloc0：
-# - 当前后端是内存虚拟设备，容量有限。
-# - 默认参数故意设置得较小，避免一次灌入过多数据。
-#
-# 关于 LD_PRELOAD：
-# - USE_LD_PRELOAD_INIT=1：初始化阶段（pgbench -i）启用 LD_PRELOAD
-# - USE_LD_PRELOAD_RUN=1 ：压测阶段启用 LD_PRELOAD
-# - 设为 0 即可关闭对应阶段的 LD_PRELOAD
-#
-# 用法：
-#   bash codex/run_pgbench_no_mmap.sh
-#
-# 可选环境变量（含义）：
-#   PG_HOST=127.0.0.1
-#     PostgreSQL 服务器地址。
-#   PG_PORT=5432
-#     PostgreSQL 服务器端口（默认改为 5432）。
-#   PG_DB=benchdb
-#     压测数据库名。
-#   PG_SCALE=2
-#     pgbench 初始化规模因子（-s），越大初始数据越多。
-#   PG_TIME=20
-#     压测持续时间（秒，pgbench -T）。
-#   PG_CLIENTS=2
-#     并发客户端数（pgbench -c）。
-#   PG_JOBS=2
-#     工作线程数（pgbench -j）。
-#   PG_SUPERUSER=postgres
-#     执行 pgbench 的系统用户（通常是 postgres）。
-#   LD_PRELOAD_PATH=/home/lian/try/zvfs/src/libzvfs.so
-#     LD_PRELOAD 目标库路径（你的 zvfs hook so）。
-#   PG_BIN_DIR=/usr/lib/postgresql/16/bin
-#     pgbench 所在目录；不填时自动从 PATH 查找。
-#   USE_LD_PRELOAD_INIT=1
-#     初始化阶段（pgbench -i）是否启用 LD_PRELOAD：1=启用，0=关闭。
-#   USE_LD_PRELOAD_RUN=1
-#     压测阶段是否启用 LD_PRELOAD：1=启用，0=关闭。
+# 简化版 pgbench 测试脚本：
+# 1) 参数都在本文件顶部配置；
+# 2) 直接连接 benchdb；
+# 3) 执行 pgbench 初始化和压测。

-PG_HOST="${PG_HOST:-127.0.0.1}"
-PG_PORT="${PG_PORT:-5432}"
-PG_DB="${PG_DB:-benchdb}"
-PG_SCALE="${PG_SCALE:-2}"
-PG_TIME="${PG_TIME:-20}"
-PG_CLIENTS="${PG_CLIENTS:-2}"
-PG_JOBS="${PG_JOBS:-2}"
-PG_SUPERUSER="${PG_SUPERUSER:-postgres}"
-LD_PRELOAD_PATH="${LD_PRELOAD_PATH:-/home/lian/try/zvfs/src/libzvfs.so}"
-PG_BIN_DIR="${PG_BIN_DIR:-$(dirname "$(command -v pgbench 2>/dev/null || true)")}"
-USE_LD_PRELOAD_INIT="${USE_LD_PRELOAD_INIT:-1}"
-USE_LD_PRELOAD_RUN="${USE_LD_PRELOAD_RUN:-1}"
+# ---------------------------
+# 固定配置（按需改这里）
+# ---------------------------
+PG_HOST="127.0.0.1"
+PG_PORT="5432"
+PG_DB="benchdb"
+PG_SCALE="10"
+PG_TIME="20"
+PG_CLIENTS="2"
+PG_SUPERUSER="postgres"
+USE_LD_PRELOAD="1"
+LD_PRELOAD_PATH="/home/lian/try/zvfs/src/libzvfs.so"
+
+# 可选：优先使用这个目录；为空时自动从 PATH 里找
+PG_BIN_DIR="/usr/lib/postgresql/12/bin"
+
+if [[ ! -x "${PG_BIN_DIR}/pgbench" ]]; then
+  PG_BIN_DIR="$(dirname "$(command -v pgbench 2>/dev/null || true)")"
+fi

 if [[ -z "${PG_BIN_DIR}" || ! -x "${PG_BIN_DIR}/pgbench" ]]; then
-  echo "未找到 pgbench，请设置 PG_BIN_DIR 或把 pgbench 放到 PATH 中。" >&2
+  echo "未找到 pgbench，请先安装 PostgreSQL 客户端或修正 PG_BIN_DIR。" >&2
  exit 1
 fi

-run_pgbench_cmd() {
-  local use_preload="$1"
-  shift
-  if [[ "${use_preload}" == "1" ]]; then
+run_pg_cmd() {
+  if [[ "${USE_LD_PRELOAD}" == "1" ]]; then
    sudo -u "${PG_SUPERUSER}" env LD_PRELOAD="${LD_PRELOAD_PATH}" "$@"
  else
    sudo -u "${PG_SUPERUSER}" "$@"
  fi
 }

-echo "当前参数："
+echo "当前配置："
 echo "  host=${PG_HOST} port=${PG_PORT} db=${PG_DB}"
-echo "  scale=${PG_SCALE} clients=${PG_CLIENTS} jobs=${PG_JOBS} time=${PG_TIME}s"
-echo "  preload_init=${USE_LD_PRELOAD_INIT} preload_run=${USE_LD_PRELOAD_RUN}"
+echo "  scale=${PG_SCALE} clients=${PG_CLIENTS} time=${PG_TIME}s preload=${USE_LD_PRELOAD}"
+echo

-echo "[1/2] 初始化数据（pgbench -i）"
-run_pgbench_cmd "${USE_LD_PRELOAD_INIT}" \
-  "${PG_BIN_DIR}/pgbench" -h "${PG_HOST}" -p "${PG_PORT}" -i -s "${PG_SCALE}" "${PG_DB}"
+echo "[1/2] pgbench 初始化（-i）"
+run_pg_cmd "${PG_BIN_DIR}/pgbench" \
+  -h "${PG_HOST}" -p "${PG_PORT}" -i -s "${PG_SCALE}" "${PG_DB}"

-echo "[2/2] 执行压测（pgbench -T）"
-run_pgbench_cmd "${USE_LD_PRELOAD_RUN}" \
-  "${PG_BIN_DIR}/pgbench" -h "${PG_HOST}" -p "${PG_PORT}" \
-  -c "${PG_CLIENTS}" -j "${PG_JOBS}" -T "${PG_TIME}" -P 5 "${PG_DB}"
+echo "[2/2] pgbench 压测（-T）"
+run_pg_cmd "${PG_BIN_DIR}/pgbench" \
+  -h "${PG_HOST}" -p "${PG_PORT}" -c "${PG_CLIENTS}" -T "${PG_TIME}" "${PG_DB}"
--- a/scripts/search_libzvfs.sh
+++ b/scripts/search_libzvfs.sh
@@ -1,4 +1,8 @@
-pgrep -u postgres -x postgres | while read p; do
-    echo "PID=$p"
-    sudo grep -m1 libzvfs /proc/$p/maps || echo "  (no libzvfs)"
+# pgrep -u postgres -x postgres | while read p; do
+#     echo "PID=$p"
+#     sudo grep -m1 libzvfs /proc/$p/maps || echo "  (no libzvfs)"
+# done
+
+for p in 185591 185633 185664; do
+echo "== $p"; grep libzvfs /proc/$p/maps || echo "NO_LIB";
 done
--- a/src/common/config.h
+++ b/src/common/config.h
@@ -6,9 +6,11 @@


 // dev
-#define SPDK_JSON_PATH      "/home/lian/try/zvfs/src/zvfsmalloc.json"
-// #define ZVFS_BDEV 	"Nvme0n1"
-#define ZVFS_BDEV 	"Malloc0"
+// #define SPDK_JSON_PATH      "/home/lian/try/zvfs/src/zvfsmalloc.json"
+// #define ZVFS_BDEV 	"Malloc0"
+
+#define SPDK_JSON_PATH      "/home/lian/try/zvfs/src/zvfsnvme.json"
+#define ZVFS_BDEV 	"Nvme0n1"

 #define ZVFS_DMA_BUF_SIZE   (1024 * 1024)
 #define ZVFS_WAIT_TIME      5000ULL
--- a/src/daemon/spdk_engine.c
+++ b/src/daemon/spdk_engine.c
@@ -19,6 +19,7 @@
 * 全局引擎状态
 * ============================================================ */
 struct zvfs_spdk_io_engine g_engine = {0};
+static _Atomic bool g_bs_resetting = false;

 /** ===========================================================
 * 内部辅助：时钟
@@ -108,8 +109,7 @@ static void json_app_load_done(int rc, void *arg) {
 }

 static int load_json_config(struct spdk_thread *thread, const char *json_file) {
-    const char *path = json_file ? json_file : getenv("SPDK_JSON_CONFIG");
-    if (!path) path = SPDK_JSON_PATH;
+    const char *path = json_file ? json_file : SPDK_JSON_PATH;

    struct json_load_ctx ctx = {.done = false, .rc = 0};
    spdk_subsystem_init_from_json_config(path, SPDK_DEFAULT_RPC_ADDR,
@@ -387,6 +387,18 @@ static struct zvfs_io_thread *pick_io_thread(void) {
    return &g_engine.thread_pool[slot];
 }

+bool io_engine_reset_in_progress(void) {
+    return atomic_load(&g_bs_resetting);
+}
+
+static bool engine_handle_cache_empty(void) {
+    bool empty;
+    pthread_mutex_lock(&g_engine.cache_mu);
+    empty = (g_engine.handle_cache == NULL);
+    pthread_mutex_unlock(&g_engine.cache_mu);
+    return empty;
+}
+
 /** ===========================================================
 * 内部操作上下文定义
 * ============================================================ */
@@ -423,6 +435,10 @@ struct delete_ctx {
    struct zvfs_req *req;
 };

+struct reset_ctx {
+    struct zvfs_req *req;
+};
+
 struct io_ctx {
    struct zvfs_req         *req;
    struct zvfs_blob_handle *handle;
@@ -809,6 +825,99 @@ int blob_delete(struct zvfs_req *req) {
    return 0;
 }

+/** ===========================================================
+ * blobstore_reset（测试用途）
+ * destroy -> init
+ * ============================================================ */
+static void blobstore_reset_finish(struct reset_ctx *rctx, int status) {
+    struct zvfs_resp *resp = calloc(1, sizeof(*resp));
+    if (!resp) {
+        SPDK_ERRLOG("blobstore_reset_finish: calloc resp failed\n");
+        if (rctx->req) {
+            free(rctx->req);
+        }
+        free(rctx);
+        atomic_store(&g_bs_resetting, false);
+        return;
+    }
+
+    resp->opcode = rctx->req->opcode;
+    resp->status = status;
+    resp->conn = rctx->req->conn;
+
+    free(rctx->req);
+    free(rctx);
+    CQ_Push(g_cq, resp);
+    atomic_store(&g_bs_resetting, false);
+}
+
+static void blobstore_reset_init_done_cb(void *arg, struct spdk_blob_store *bs, int bserrno) {
+    struct reset_ctx *rctx = arg;
+    if (bserrno != 0) {
+        SPDK_ERRLOG("blobstore_reset: bs_init failed: %d\n", bserrno);
+        blobstore_reset_finish(rctx, bserrno);
+        return;
+    }
+
+    g_engine.bs = bs;
+    g_engine.io_unit_size = spdk_bs_get_io_unit_size(bs);
+    g_engine.cluster_size = spdk_bs_get_cluster_size(bs);
+    SPDK_NOTICELOG("blobstore_reset done: io_unit=%lu cluster=%lu\n",
+                   g_engine.io_unit_size, g_engine.cluster_size);
+    blobstore_reset_finish(rctx, 0);
+}
+
+static void blobstore_reset_destroy_done_cb(void *arg, int bserrno) {
+    struct reset_ctx *rctx = arg;
+    if (bserrno != 0) {
+        SPDK_ERRLOG("blobstore_reset: bs_destroy failed: %d\n", bserrno);
+        blobstore_reset_finish(rctx, bserrno);
+        return;
+    }
+
+    g_engine.bs = NULL;
+    g_engine.io_unit_size = 0;
+    g_engine.cluster_size = 0;
+
+    spdk_bs_init(g_engine.bs_dev, NULL, blobstore_reset_init_done_cb, rctx);
+}
+
+static void do_blobstore_reset(void *arg) {
+    struct reset_ctx *rctx = arg;
+    if (!g_engine.bs || !g_engine.bs_dev) {
+        blobstore_reset_finish(rctx, -EIO);
+        return;
+    }
+    spdk_bs_destroy(g_engine.bs, blobstore_reset_destroy_done_cb, rctx);
+}
+
+int blobstore_reset(struct zvfs_req *req) {
+    if (!req) {
+        return -EINVAL;
+    }
+
+    if (atomic_exchange(&g_bs_resetting, true)) {
+        push_err_resp(req, -EALREADY);
+        return -EALREADY;
+    }
+
+    if (!engine_handle_cache_empty()) {
+        atomic_store(&g_bs_resetting, false);
+        push_err_resp(req, -EBUSY);
+        return -EBUSY;
+    }
+
+    struct reset_ctx *rctx = calloc(1, sizeof(*rctx));
+    if (!rctx) {
+        atomic_store(&g_bs_resetting, false);
+        push_err_resp(req, -ENOMEM);
+        return -ENOMEM;
+    }
+    rctx->req = req;
+    spdk_thread_send_msg(get_md_thread()->thread, do_blobstore_reset, rctx);
+    return 0;
+}
+
 /** ===========================================================
 * blob_read
 * IO 操作分发到 io 线程，通过该线程专属的 channel 执行
@@ -1045,3 +1154,8 @@ int blob_write(struct zvfs_req *req) {
    spdk_thread_send_msg(iot->thread, do_blob_write, ioctx);
    return 0;
 }
+
+
+/** ===========================================================
+ * Destroy
+ * ============================================================ */
--- a/src/daemon/spdk_engine.h
+++ b/src/daemon/spdk_engine.h
@@ -64,5 +64,7 @@ int blob_resize(struct zvfs_req *req);
 int blob_sync_md(struct zvfs_req *req);
 int blob_close(struct zvfs_req *req);
 int blob_delete(struct zvfs_req *req);
+int blobstore_reset(struct zvfs_req *req);
+bool io_engine_reset_in_progress(void);

 #endif // __ZVFS_IO_ENGINE_H__
--- a/src/daemon/spdk_engine_wrapper.c
+++ b/src/daemon/spdk_engine_wrapper.c
@@ -2,6 +2,7 @@
 #include "spdk_engine.h"
 #include "ipc_cq.h"
 #include <spdk/log.h>
+#include <errno.h>

 extern struct zvfs_spdk_io_engine g_engine;

@@ -179,7 +180,16 @@ static int zvfs_add_ref_batch(struct zvfs_req *req) {
    return 0;
 }

+static int zvfs_reset_blobstore(struct zvfs_req *req) {
+    return blobstore_reset(req);
+}
+
 int dispatch_to_worker(struct zvfs_req *req){
+    if (req->opcode != ZVFS_OP_RESET_BLOBSTORE && io_engine_reset_in_progress()) {
+        push_err_resp(req, -EBUSY);
+        return -EBUSY;
+    }
+
    switch (req->opcode)
    {
    case ZVFS_OP_CREATE:
@@ -202,6 +212,8 @@ int dispatch_to_worker(struct zvfs_req *req){
        return zvfs_add_ref(req);
    case ZVFS_OP_ADD_REF_BATCH:
        return zvfs_add_ref_batch(req);
+    case ZVFS_OP_RESET_BLOBSTORE:
+        return zvfs_reset_blobstore(req);
    default:
        break;
    }
--- a/src/daemon/zvfs_daemon
+++ b/src/daemon/zvfs_daemon
--- a/src/hook/zvfs_hook_fd.c
+++ b/src/hook/zvfs_hook_fd.c
@@ -19,6 +19,97 @@
 #include <pthread.h>
 #include <stdio.h>

+/* ------------------------------------------------------------------ */
+/* 内部：open/openat 调试日志                                            */
+/* ------------------------------------------------------------------ */
+
+static inline const char *
+zvfs_dbg_str(const char *s)
+{
+    return s ? s : "(null)";
+}
+
+static int
+zvfs_debug_open_enabled(void)
+{
+    static int inited = 0;
+    static int enabled = 0;
+    const char *v;
+
+    if (!inited) {
+        v = getenv("ZVFS_DEBUG_OPEN");
+        enabled = (v && v[0] != '\0' && strcmp(v, "0") != 0);
+        inited = 1;
+    }
+    return enabled;
+}
+
+static const char *
+zvfs_debug_open_match(void)
+{
+    static int inited = 0;
+    static const char *match = NULL;
+
+    if (!inited) {
+        match = getenv("ZVFS_DEBUG_OPEN_MATCH");
+        if (match && match[0] == '\0') {
+            match = NULL;
+        }
+        inited = 1;
+    }
+    return match;
+}
+
+static int
+zvfs_debug_open_should_log(const char *path1, const char *path2)
+{
+    const char *match;
+
+    if (!zvfs_debug_open_enabled()) {
+        return 0;
+    }
+
+    match = zvfs_debug_open_match();
+    if (!match) {
+        return 1;
+    }
+
+    if (path1 && strstr(path1, match)) {
+        return 1;
+    }
+    if (path2 && strstr(path2, match)) {
+        return 1;
+    }
+    return 0;
+}
+
+static void
+zvfs_debug_open_log(const char *path1, const char *path2, const char *fmt, ...)
+{
+    va_list ap;
+
+    if (!zvfs_debug_open_should_log(path1, path2)) {
+        return;
+    }
+
+    fprintf(stderr, "[zvfs][open-dbg][pid=%d][tid=%lu] ",
+            getpid(), (unsigned long)pthread_self());
+    va_start(ap, fmt);
+    vfprintf(stderr, fmt, ap);
+    va_end(ap);
+    fputc('\n', stderr);
+}
+
+static int
+zvfs_debug_has_fd_mapping(int fd)
+{
+    int found = 0;
+    pthread_mutex_lock(&g_fs.fd_mu);
+    found = (openfile_lookup(fd) != NULL);
+    pthread_mutex_unlock(&g_fs.fd_mu);
+    return found;
+}
+
 /* ------------------------------------------------------------------ */
 /* 内部：路径判定辅助                                                   */
 /* ------------------------------------------------------------------ */
@@ -104,6 +195,84 @@ zvfs_classify_path(const char *abspath, int may_create,
    return 1;
 }

+/* ------------------------------------------------------------------ */
+/* 内部：fopen 模式解析                                                 */
+/* ------------------------------------------------------------------ */
+
+static int
+zvfs_parse_fopen_mode(const char *mode, int extra_flags, int *flags_out, mode_t *create_mode_out)
+{
+    int flags = 0;
+    int plus = 0;
+    int excl = 0;
+    int cloexec = 0;
+    const char *p;
+
+    if (!mode || !*mode || !flags_out || !create_mode_out) {
+        errno = EINVAL;
+        return -1;
+    }
+
+    for (p = mode + 1; *p && *p != ','; ++p) {
+        if (*p == '+') plus = 1;
+        else if (*p == 'x') excl = 1;
+        else if (*p == 'e') cloexec = 1;
+    }
+
+    switch (mode[0]) {
+    case 'r':
+        flags = plus ? O_RDWR : O_RDONLY;
+        break;
+    case 'w':
+        flags = (plus ? O_RDWR : O_WRONLY) | O_CREAT | O_TRUNC;
+        break;
+    case 'a':
+        flags = (plus ? O_RDWR : O_WRONLY) | O_CREAT | O_APPEND;
+        break;
+    default:
+        errno = EINVAL;
+        return -1;
+    }
+
+    if (excl) {
+        flags |= O_EXCL;
+    }
+    if (cloexec) {
+        flags |= O_CLOEXEC;
+    }
+    flags |= extra_flags;
+
+    *flags_out = flags;
+    *create_mode_out = 0666;
+    return 0;
+}
+
+static void
+zvfs_sanitize_fdopen_mode(const char *mode, char out[4])
+{
+    int i = 0;
+    int plus = 0;
+    int binary = 0;
+    const char *p;
+
+    out[0] = 'r';
+    out[1] = '\0';
+
+    if (!mode || !*mode) {
+        return;
+    }
+
+    for (p = mode + 1; *p && *p != ','; ++p) {
+        if (*p == '+') plus = 1;
+        else if (*p == 'b') binary = 1;
+    }
+
+    out[i++] = mode[0];
+    if (binary && i < 3) out[i++] = 'b';
+    if (plus && i < 3) out[i++] = '+';
+    out[i] = '\0';
+}
+
 /* ------------------------------------------------------------------ */
 /* 内部：open 的核心逻辑（路径已解析为绝对路径）                         */
 /* ------------------------------------------------------------------ */
@@ -125,6 +294,10 @@ zvfs_open_impl(int real_fd, const char *abspath, int flags, mode_t mode)
    uint64_t blob_id = 0;
    uint64_t handle_id = 0;

+    zvfs_debug_open_log(abspath, NULL,
+                        "open_impl enter real_fd=%d path=%s flags=0x%x mode=%#o",
+                        real_fd, zvfs_dbg_str(abspath), flags, (unsigned)mode);
+
    if (flags & O_CREAT) {
        /* ---- 创建路径 -------------------------------------------- */

@@ -135,19 +308,41 @@ zvfs_open_impl(int real_fd, const char *abspath, int flags, mode_t mode)
            fprintf(stderr,
                    "[zvfs] create blob failed path=%s flags=0x%x errno=%d(%s)\n",
                    abspath, flags, saved, strerror(saved));
+            zvfs_debug_open_log(abspath, NULL,
+                                "create branch blob_create fail errno=%d(%s)",
+                                saved, strerror(saved));
            errno = saved;
            goto fail;
        }
+        zvfs_debug_open_log(abspath, NULL,
+                            "create branch blob_create ok blob_id=%lu handle_id=%lu",
+                            (unsigned long)blob_id, (unsigned long)handle_id);

        /* 2. 把 blob_id 写入真实文件的 xattr */
-        if (zvfs_xattr_write_blob_id(real_fd, blob_id) < 0) goto fail;
+        if (zvfs_xattr_write_blob_id(real_fd, blob_id) < 0) {
+            zvfs_debug_open_log(abspath, NULL,
+                                "create branch xattr_write fail errno=%d(%s)",
+                                errno, strerror(errno));
+            goto fail;
+        }
+        zvfs_debug_open_log(abspath, NULL, "create branch xattr_write ok");

        /* 3. logical_size = 0，让 st_size 也为 0 */
-        if (real_ftruncate(real_fd, 0) < 0) goto fail;
+        if (real_ftruncate(real_fd, 0) < 0) {
+            zvfs_debug_open_log(abspath, NULL,
+                                "create branch real_ftruncate(0) fail errno=%d(%s)",
+                                errno, strerror(errno));
+            goto fail;
+        }
+        zvfs_debug_open_log(abspath, NULL, "create branch real_ftruncate(0) ok");

        /* 4. 分配 inode */
        inode = inode_alloc(blob_id, mode ? mode : 0666, ZVFS_ITYPE_FILE);
-        if (!inode) { errno = ENOMEM; goto fail; }
+        if (!inode) {
+            errno = ENOMEM;
+            zvfs_debug_open_log(abspath, NULL, "create branch inode_alloc fail ENOMEM");
+            goto fail;
+        }

        /* 5. 插入全局表 */
        pthread_mutex_lock(&g_fs.inode_mu);
@@ -158,6 +353,9 @@ zvfs_open_impl(int real_fd, const char *abspath, int flags, mode_t mode)
        pthread_mutex_lock(&g_fs.path_mu);
        path_cache_insert(abspath, inode);
        pthread_mutex_unlock(&g_fs.path_mu);
+        zvfs_debug_open_log(abspath, NULL,
+                            "create branch inode/path_cache inserted logical_size=%lu",
+                            (unsigned long)inode->logical_size);

    } else {
        /* ---- 打开已有文件路径 ------------------------------------- */
@@ -169,21 +367,38 @@ zvfs_open_impl(int real_fd, const char *abspath, int flags, mode_t mode)
        pthread_mutex_unlock(&g_fs.path_mu);

        if (inode) {
+            zvfs_debug_open_log(abspath, NULL,
+                                "open existing path_cache hit inode_blob_id=%lu",
+                                (unsigned long)inode->blob_id);
            /* path_cache 命中：直接用缓存的 inode，重新 blob_open */
            blob_id = inode->blob_id;
            if (blob_open(blob_id, &handle_id) != 0) {
                if (errno == 0) errno = EIO;
+                zvfs_debug_open_log(abspath, NULL,
+                                    "open existing path_cache-hit blob_open fail errno=%d(%s)",
+                                    errno, strerror(errno));
                goto fail;
            }
            /* 共享 inode，增加引用 */
            atomic_fetch_add(&inode->ref_count, 1);
+            zvfs_debug_open_log(abspath, NULL,
+                                "open existing path_cache-hit blob_open ok handle_id=%lu",
+                                (unsigned long)handle_id);

        } else {
+            zvfs_debug_open_log(abspath, NULL, "open existing path_cache miss");
            /* 未命中：从 xattr 读 blob_id，可能是进程首次 open */
            if (zvfs_xattr_read_blob_id(real_fd, &blob_id) < 0) {
                /* xattr 不存在：不是 zvfs 管理的文件，降级透传 */
+                int saved = errno;
+                zvfs_debug_open_log(abspath, NULL,
+                                    "open existing xattr_read miss errno=%d(%s), passthrough real_fd=%d",
+                                    saved, strerror(saved), real_fd);
                return real_fd;   /* 直接返回，不做任何包装 */
            }
+            zvfs_debug_open_log(abspath, NULL,
+                                "open existing xattr_read ok blob_id=%lu",
+                                (unsigned long)blob_id);

            /* 再查 inode_table（另一个 fd 可能已经 open 但路径未缓存）*/
            pthread_mutex_lock(&g_fs.inode_mu);
@@ -191,18 +406,37 @@ zvfs_open_impl(int real_fd, const char *abspath, int flags, mode_t mode)
            pthread_mutex_unlock(&g_fs.inode_mu);

            if (inode) {
+                zvfs_debug_open_log(abspath, NULL,
+                                    "open existing inode_table hit blob_id=%lu",
+                                    (unsigned long)blob_id);
                if (blob_open(blob_id, &handle_id) != 0) {
                    if (errno == 0) errno = EIO;
+                    zvfs_debug_open_log(abspath, NULL,
+                                        "open existing inode_table-hit blob_open fail errno=%d(%s)",
+                                        errno, strerror(errno));
                    goto fail;
                }
                atomic_fetch_add(&inode->ref_count, 1);
+                zvfs_debug_open_log(abspath, NULL,
+                                    "open existing inode_table-hit blob_open ok handle_id=%lu",
+                                    (unsigned long)handle_id);
            } else {
                /* 全新 inode：需从真实文件 stat 获取 mode/size */
                struct stat st;
-                if (zvfs_real_fstat(real_fd, &st) < 0) goto fail;
+                if (zvfs_real_fstat(real_fd, &st) < 0) {
+                    zvfs_debug_open_log(abspath, NULL,
+                                        "open existing fstat fail errno=%d(%s)",
+                                        errno, strerror(errno));
+                    goto fail;
+                }

                inode = inode_alloc(blob_id, st.st_mode, ZVFS_ITYPE_FILE);
-                if (!inode) { errno = ENOMEM; goto fail; }
+                if (!inode) {
+                    errno = ENOMEM;
+                    zvfs_debug_open_log(abspath, NULL,
+                                        "open existing inode_alloc fail ENOMEM");
+                    goto fail;
+                }
                inode->logical_size = (uint64_t)st.st_size;

                pthread_mutex_lock(&g_fs.inode_mu);
@@ -214,8 +448,15 @@ zvfs_open_impl(int real_fd, const char *abspath, int flags, mode_t mode)
                pthread_mutex_unlock(&g_fs.path_mu);
                if (blob_open(blob_id, &handle_id) != 0) {
                    if (errno == 0) errno = EIO;
+                    zvfs_debug_open_log(abspath, NULL,
+                                        "open existing new-inode blob_open fail errno=%d(%s)",
+                                        errno, strerror(errno));
                    goto fail;
                }
+                zvfs_debug_open_log(abspath, NULL,
+                                    "open existing new-inode ready handle_id=%lu logical_size=%lu",
+                                    (unsigned long)handle_id,
+                                    (unsigned long)inode->logical_size);
            }
        }
    }
@@ -227,6 +468,11 @@ zvfs_open_impl(int real_fd, const char *abspath, int flags, mode_t mode)
    pthread_mutex_lock(&g_fs.fd_mu);
    openfile_insert(of);
    pthread_mutex_unlock(&g_fs.fd_mu);
+    zvfs_debug_open_log(abspath, NULL,
+                        "open_impl success real_fd=%d handle_id=%lu inode_blob_id=%lu",
+                        real_fd,
+                        (unsigned long)handle_id,
+                        (unsigned long)(inode ? inode->blob_id : 0));

    return real_fd;

@@ -235,6 +481,9 @@ fail_handle:
        blob_close(handle_id);
    }
 fail:
+    zvfs_debug_open_log(abspath, NULL,
+                        "open_impl fail errno=%d(%s) real_fd=%d",
+                        errno, strerror(errno), real_fd);
    /* inode 若刚分配（ref_count==1）需要回滚 */
    if (inode && atomic_load(&inode->ref_count) == 1) {
        pthread_mutex_lock(&g_fs.inode_mu);
@@ -259,6 +508,8 @@ open(const char *path, int flags, ...)

    char abspath[PATH_MAX];
    char normpath[PATH_MAX];
+    abspath[0] = '\0';
+    normpath[0] = '\0';
    int is_zvfs_path = 0;

    mode_t mode = 0;
@@ -272,11 +523,26 @@ open(const char *path, int flags, ...)
    if (zvfs_resolve_atpath(AT_FDCWD, path, abspath, sizeof(abspath)) == 0) {
        is_zvfs_path = zvfs_classify_path(abspath, (flags & O_CREAT) != 0,
                                          normpath, sizeof(normpath));
+        zvfs_debug_open_log(path, abspath,
+                            "open resolve ok path=%s abspath=%s norm=%s flags=0x%x is_zvfs=%d",
+                            zvfs_dbg_str(path), zvfs_dbg_str(abspath),
+                            zvfs_dbg_str(normpath), flags, is_zvfs_path);
+    } else {
+        zvfs_debug_open_log(path, NULL,
+                            "open resolve fail path=%s flags=0x%x errno=%d(%s)",
+                            zvfs_dbg_str(path), flags, errno, strerror(errno));
    }

    int ret;
    if (ZVFS_IN_HOOK() || !is_zvfs_path) {
+        zvfs_debug_open_log(path, abspath,
+                            "open passthrough reason=%s path=%s flags=0x%x",
+                            ZVFS_IN_HOOK() ? "reentrant" : "non-zvfs",
+                            zvfs_dbg_str(path), flags);
        ret = real_open(path, flags, mode);
+        zvfs_debug_open_log(path, abspath,
+                            "open passthrough ret=%d errno=%d(%s)",
+                            ret, (ret < 0) ? errno : 0, (ret < 0) ? strerror(errno) : "OK");
        ZVFS_HOOK_LEAVE();
        return ret;
    }
@@ -285,13 +551,28 @@ open(const char *path, int flags, ...)

    /* 先让真实 FS 创建 / 打开文件（获得 real_fd） */
    int real_fd = real_open(path, flags, mode);
-    if (real_fd < 0) { ZVFS_HOOK_LEAVE(); return -1; }
+    if (real_fd < 0) {
+        zvfs_debug_open_log(path, abspath,
+                            "open real_open fail path=%s flags=0x%x errno=%d(%s)",
+                            zvfs_dbg_str(path), flags, errno, strerror(errno));
+        ZVFS_HOOK_LEAVE();
+        return -1;
+    }
+    zvfs_debug_open_log(path, abspath,
+                        "open real_open ok real_fd=%d path=%s norm=%s",
+                        real_fd, zvfs_dbg_str(path), zvfs_dbg_str(normpath));

    ret = zvfs_open_impl(real_fd, normpath, flags, mode);
    if (ret < 0) {
        int saved = errno;
        real_close(real_fd);
        errno = saved;
+        zvfs_debug_open_log(path, abspath,
+                            "open zvfs_open_impl fail real_fd=%d errno=%d(%s)",
+                            real_fd, saved, strerror(saved));
+    } else {
+        zvfs_debug_open_log(path, abspath,
+                            "open zvfs_open_impl success fd=%d", ret);
    }

    ZVFS_HOOK_LEAVE();
@@ -319,6 +600,9 @@ openat(int dirfd, const char *path, int flags, ...)
    ZVFS_HOOK_ENTER();

    char normpath[PATH_MAX];
+    char abspath[PATH_MAX];
+    normpath[0] = '\0';
+    abspath[0] = '\0';
    int is_zvfs_path = 0;

    mode_t mode = 0;
@@ -329,17 +613,30 @@ openat(int dirfd, const char *path, int flags, ...)
    }

    /* 解析绝对路径判断是否属于 zvfs */
-    char abspath[PATH_MAX];
    if (zvfs_resolve_atpath(dirfd, path, abspath, sizeof(abspath)) < 0) {
+        zvfs_debug_open_log(path, NULL,
+                            "openat resolve fail dirfd=%d path=%s flags=0x%x errno=%d(%s)",
+                            dirfd, zvfs_dbg_str(path), flags, errno, strerror(errno));
        ZVFS_HOOK_LEAVE();
        return -1;
    }
    is_zvfs_path = zvfs_classify_path(abspath, (flags & O_CREAT) != 0,
                                      normpath, sizeof(normpath));
+    zvfs_debug_open_log(path, abspath,
+                        "openat resolve ok dirfd=%d path=%s abspath=%s norm=%s flags=0x%x is_zvfs=%d",
+                        dirfd, zvfs_dbg_str(path), zvfs_dbg_str(abspath),
+                        zvfs_dbg_str(normpath), flags, is_zvfs_path);

    int ret;
    if (ZVFS_IN_HOOK() || !is_zvfs_path) {
+        zvfs_debug_open_log(path, abspath,
+                            "openat passthrough reason=%s dirfd=%d path=%s flags=0x%x",
+                            ZVFS_IN_HOOK() ? "reentrant" : "non-zvfs",
+                            dirfd, zvfs_dbg_str(path), flags);
        ret = real_openat(dirfd, path, flags, mode);
+        zvfs_debug_open_log(path, abspath,
+                            "openat passthrough ret=%d errno=%d(%s)",
+                            ret, (ret < 0) ? errno : 0, (ret < 0) ? strerror(errno) : "OK");
        ZVFS_HOOK_LEAVE();
        return ret;
    }
@@ -347,13 +644,28 @@ openat(int dirfd, const char *path, int flags, ...)
    zvfs_ensure_init();

    int real_fd = real_openat(dirfd, path, flags, mode);
-    if (real_fd < 0) { ZVFS_HOOK_LEAVE(); return -1; }
+    if (real_fd < 0) {
+        zvfs_debug_open_log(path, abspath,
+                            "openat real_openat fail dirfd=%d path=%s flags=0x%x errno=%d(%s)",
+                            dirfd, zvfs_dbg_str(path), flags, errno, strerror(errno));
+        ZVFS_HOOK_LEAVE();
+        return -1;
+    }
+    zvfs_debug_open_log(path, abspath,
+                        "openat real_openat ok real_fd=%d dirfd=%d path=%s norm=%s",
+                        real_fd, dirfd, zvfs_dbg_str(path), zvfs_dbg_str(normpath));

    ret = zvfs_open_impl(real_fd, normpath, flags, mode);
    if (ret < 0) {
        int saved = errno;
        real_close(real_fd);
        errno = saved;
+        zvfs_debug_open_log(path, abspath,
+                            "openat zvfs_open_impl fail real_fd=%d errno=%d(%s)",
+                            real_fd, saved, strerror(saved));
+    } else {
+        zvfs_debug_open_log(path, abspath,
+                            "openat zvfs_open_impl success fd=%d", ret);
    }

    ZVFS_HOOK_LEAVE();
@@ -371,6 +683,102 @@ int openat64(int dirfd, const char *path, int flags, ...)
    return openat(dirfd, path, flags | O_LARGEFILE, mode);
 }

+/* ------------------------------------------------------------------ */
+/* fopen / fopen64                                                      */
+/* ------------------------------------------------------------------ */
+
+static FILE *
+zvfs_fopen_common(const char *path, const char *mode, int extra_open_flags, int use_fopen64)
+{
+    char abspath[PATH_MAX];
+    char normpath[PATH_MAX];
+    char fdopen_mode[4];
+    int is_zvfs_path = 0;
+    int flags = 0;
+    mode_t create_mode = 0666;
+    int real_fd = -1;
+    FILE *fp = NULL;
+
+    if (zvfs_parse_fopen_mode(mode, extra_open_flags, &flags, &create_mode) != 0) {
+        if (use_fopen64 && real_fopen64) return real_fopen64(path, mode);
+        if (real_fopen) return real_fopen(path, mode);
+        errno = ENOSYS;
+        return NULL;
+    }
+
+    if (zvfs_resolve_atpath(AT_FDCWD, path, abspath, sizeof(abspath)) == 0) {
+        is_zvfs_path = zvfs_classify_path(abspath, (flags & O_CREAT) != 0,
+                                          normpath, sizeof(normpath));
+        zvfs_debug_open_log(path, abspath,
+                            "fopen resolve ok path=%s mode=%s norm=%s flags=0x%x is_zvfs=%d",
+                            zvfs_dbg_str(path), zvfs_dbg_str(mode),
+                            zvfs_dbg_str(normpath), flags, is_zvfs_path);
+    } else {
+        zvfs_debug_open_log(path, NULL,
+                            "fopen resolve fail path=%s mode=%s errno=%d(%s)",
+                            zvfs_dbg_str(path), zvfs_dbg_str(mode), errno, strerror(errno));
+    }
+
+    if (ZVFS_IN_HOOK() || !is_zvfs_path) {
+        if (use_fopen64 && real_fopen64) return real_fopen64(path, mode);
+        if (real_fopen) return real_fopen(path, mode);
+        errno = ENOSYS;
+        return NULL;
+    }
+
+    zvfs_ensure_init();
+
+    real_fd = real_open(path, flags, create_mode);
+    if (real_fd < 0) {
+        return NULL;
+    }
+
+    if (zvfs_open_impl(real_fd, normpath, flags, create_mode) < 0) {
+        int saved = errno;
+        real_close(real_fd);
+        errno = saved;
+        return NULL;
+    }
+    zvfs_debug_open_log(path, normpath,
+                        "fopen mapped-after-open_impl fd=%d mapped=%d",
+                        real_fd, zvfs_debug_has_fd_mapping(real_fd));
+
+    zvfs_sanitize_fdopen_mode(mode, fdopen_mode);
+    if (real_fdopen) {
+        fp = real_fdopen(real_fd, fdopen_mode);
+    } else {
+        fp = fdopen(real_fd, fdopen_mode);
+    }
+    if (!fp) {
+        int saved = errno;
+        close(real_fd);
+        errno = saved;
+        return NULL;
+    }
+    zvfs_debug_open_log(path, normpath,
+                        "fopen mapped-after-fdopen fd=%d mapped=%d",
+                        real_fd, zvfs_debug_has_fd_mapping(real_fd));
+    return fp;
+}
+
+FILE *
+fopen(const char *path, const char *mode)
+{
+    ZVFS_HOOK_ENTER();
+    FILE *fp = zvfs_fopen_common(path, mode, 0, 0);
+    ZVFS_HOOK_LEAVE();
+    return fp;
+}
+
+FILE *
+fopen64(const char *path, const char *mode)
+{
+    ZVFS_HOOK_ENTER();
+    FILE *fp = zvfs_fopen_common(path, mode, O_LARGEFILE, 1);
+    ZVFS_HOOK_LEAVE();
+    return fp;
+}
+
 /* ------------------------------------------------------------------ */
 /* creat                                                                */
 /* ------------------------------------------------------------------ */
@@ -411,6 +819,28 @@ int __open64(const char *path, int flags, ...)
    return open64(path, flags, mode);
 }

+int __openat(int dirfd, const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return openat(dirfd, path, flags, mode);
+}
+
+int __openat64(int dirfd, const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return openat64(dirfd, path, flags, mode);
+}
+
 int __libc_open(const char *path, int flags, ...)
 {
    mode_t mode = 0;
@@ -422,6 +852,109 @@ int __libc_open(const char *path, int flags, ...)
    return open(path, flags, mode);
 }

+int __libc_open64(const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return open64(path, flags, mode);
+}
+
+int __libc_openat(int dirfd, const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return openat(dirfd, path, flags, mode);
+}
+
+int __libc_openat64(int dirfd, const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return openat64(dirfd, path, flags, mode);
+}
+
+int __open_2(const char *path, int flags)
+{
+    zvfs_debug_open_log(path, NULL,
+                        "__open_2 called path=%s flags=0x%x",
+                        zvfs_dbg_str(path), flags);
+    return open(path, flags);
+}
+
+int __open64_2(const char *path, int flags)
+{
+    return open64(path, flags);
+}
+
+int __openat_2(int dirfd, const char *path, int flags)
+{
+    zvfs_debug_open_log(path, NULL,
+                        "__openat_2 called dirfd=%d path=%s flags=0x%x",
+                        dirfd, zvfs_dbg_str(path), flags);
+    return openat(dirfd, path, flags);
+}
+
+int __openat64_2(int dirfd, const char *path, int flags)
+{
+    return openat64(dirfd, path, flags);
+}
+
+int __open_nocancel(const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return open(path, flags, mode);
+}
+
+int __open64_nocancel(const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return open64(path, flags, mode);
+}
+
+int __openat_nocancel(int dirfd, const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return openat(dirfd, path, flags, mode);
+}
+
+int __openat64_nocancel(int dirfd, const char *path, int flags, ...)
+{
+    mode_t mode = 0;
+    if (flags & O_CREAT) {
+        va_list ap; va_start(ap, flags);
+        mode = (mode_t)va_arg(ap, unsigned int);
+        va_end(ap);
+    }
+    return openat64(dirfd, path, flags, mode);
+}
+
 /* ------------------------------------------------------------------ */
 /* close                                                                */
 /* ------------------------------------------------------------------ */
--- a/src/hook/zvfs_hook_fd.h
+++ b/src/hook/zvfs_hook_fd.h
@@ -4,6 +4,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
+#include <stdio.h>

 /**
 * open / creat：
@@ -32,6 +33,8 @@ int openat(int dirfd, const char *path, int flags, ...);
 int openat64(int dirfd, const char *path, int flags, ...);
 int creat(const char *path, mode_t mode);
 int creat64(const char *path, mode_t mode);
+FILE *fopen(const char *path, const char *mode);
+FILE *fopen64(const char *path, const char *mode);

 /* close 族 */
 int close(int fd);
@@ -49,7 +52,20 @@ int zvfs_dup_attach_newfd(int oldfd, int newfd, int new_fd_flags);
 /* glibc 内部别名（与 open/close 实现体共享逻辑，转发即可） */
 int __open(const char *path, int flags, ...);
 int __open64(const char *path, int flags, ...);
+int __openat(int dirfd, const char *path, int flags, ...);
+int __openat64(int dirfd, const char *path, int flags, ...);
 int __libc_open(const char *path, int flags, ...);
+int __libc_open64(const char *path, int flags, ...);
+int __libc_openat(int dirfd, const char *path, int flags, ...);
+int __libc_openat64(int dirfd, const char *path, int flags, ...);
+int __open_2(const char *path, int flags);
+int __open64_2(const char *path, int flags);
+int __openat_2(int dirfd, const char *path, int flags);
+int __openat64_2(int dirfd, const char *path, int flags);
+int __open_nocancel(const char *path, int flags, ...);
+int __open64_nocancel(const char *path, int flags, ...);
+int __openat_nocancel(int dirfd, const char *path, int flags, ...);
+int __openat64_nocancel(int dirfd, const char *path, int flags, ...);
 int __close(int fd);
 int __libc_close(int fd);

--- a/src/hook/zvfs_hook_init.c
+++ b/src/hook/zvfs_hook_init.c
@@ -138,6 +138,11 @@ int     (*real___close)(int)                                           = NULL;
 int     (*real___libc_close)(int)                                      = NULL;
 size_t  (*real_fread_unlocked)(void *, size_t, size_t, FILE *)         = NULL;
 size_t  (*real_fread)(void *, size_t, size_t, FILE *)                  = NULL;
+int     (*real_vfscanf)(FILE *, const char *, va_list)                 = NULL;
+int     (*real___isoc99_vfscanf)(FILE *, const char *, va_list)        = NULL;
+FILE   *(*real_fopen)(const char *, const char *)                      = NULL;
+FILE   *(*real_fopen64)(const char *, const char *)                    = NULL;
+FILE   *(*real_fdopen)(int, const char *)                              = NULL;

 /* ------------------------------------------------------------------ */
 /* dlsym 辅助宏                                                         */
@@ -256,6 +261,11 @@ void zvfs_hook_init(void)
    LOAD_SYM_OPTIONAL(real___libc_close,   "__libc_close");
    LOAD_SYM_OPTIONAL(real_fread_unlocked, "fread_unlocked");
    LOAD_SYM_OPTIONAL(real_fread,          "fread");
+    LOAD_SYM_OPTIONAL(real_vfscanf,        "vfscanf");
+    LOAD_SYM_OPTIONAL(real___isoc99_vfscanf, "__isoc99_vfscanf");
+    LOAD_SYM_OPTIONAL(real_fopen,          "fopen");
+    LOAD_SYM_OPTIONAL(real_fopen64,        "fopen64");
+    LOAD_SYM_OPTIONAL(real_fdopen,         "fdopen");

    /* 初始化全局 fs 结构 */
    zvfs_fs_init();
--- a/src/hook/zvfs_hook_init.h
+++ b/src/hook/zvfs_hook_init.h
@@ -4,6 +4,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/uio.h>
+#include <stdarg.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <stdint.h>
@@ -138,6 +139,11 @@ extern int     (*real___close)(int fd);
 extern int     (*real___libc_close)(int fd);
 extern size_t  (*real_fread_unlocked)(void *ptr, size_t size, size_t nmemb, FILE *stream);
 extern size_t  (*real_fread)(void *ptr, size_t size, size_t nmemb, FILE *stream);
+extern int     (*real_vfscanf)(FILE *stream, const char *format, va_list ap);
+extern int     (*real___isoc99_vfscanf)(FILE *stream, const char *format, va_list ap);
+extern FILE   *(*real_fopen)(const char *path, const char *mode);
+extern FILE   *(*real_fopen64)(const char *path, const char *mode);
+extern FILE   *(*real_fdopen)(int fd, const char *mode);

 /* 初始化所有 real_* 指针，在 constructor 中调用 */
 void zvfs_hook_init(void);
--- a/src/hook/zvfs_hook_rw.c
+++ b/src/hook/zvfs_hook_rw.c
@@ -14,12 +14,110 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <stdarg.h>
 #include <pthread.h>
 #include <stdint.h>
 #include <limits.h>
 #include <unistd.h>
 #include <bits/types/struct_FILE.h>

+/* ------------------------------------------------------------------ */
+/* 内部：read/pread 调试日志                                            */
+/* ------------------------------------------------------------------ */
+
+static int
+zvfs_debug_rw_enabled(void)
+{
+    static int inited = 0;
+    static int enabled = 0;
+    const char *v;
+
+    if (!inited) {
+        v = getenv("ZVFS_DEBUG_RW");
+        enabled = (v && v[0] != '\0' && strcmp(v, "0") != 0);
+        inited = 1;
+    }
+    return enabled;
+}
+
+static int
+zvfs_debug_rw_fd_match(int fd)
+{
+    static int inited = 0;
+    static int has_filter = 0;
+    static int filter_fd = -1;
+    const char *v;
+    char *end = NULL;
+    long parsed;
+
+    if (!inited) {
+        v = getenv("ZVFS_DEBUG_RW_FD");
+        if (v && v[0] != '\0') {
+            parsed = strtol(v, &end, 10);
+            if (end && *end == '\0' && parsed >= 0 && parsed <= INT_MAX) {
+                has_filter = 1;
+                filter_fd = (int)parsed;
+            }
+        }
+        inited = 1;
+    }
+
+    if (!has_filter) {
+        return 1;
+    }
+    return fd == filter_fd;
+}
+
+static void
+zvfs_debug_rw_log(int fd, const char *fmt, ...)
+{
+    va_list ap;
+
+    if (!zvfs_debug_rw_enabled() || !zvfs_debug_rw_fd_match(fd)) {
+        return;
+    }
+
+    fprintf(stderr, "[zvfs][rw-dbg][pid=%d][tid=%lu][fd=%d] ",
+            getpid(), (unsigned long)pthread_self(), fd);
+    va_start(ap, fmt);
+    vfprintf(stderr, fmt, ap);
+    va_end(ap);
+    fputc('\n', stderr);
+}
+
+static const char *
+zvfs_debug_fd_target(int fd)
+{
+    static __thread char target[PATH_MAX];
+    char linkpath[64];
+    ssize_t n;
+
+    if (fd < 0) {
+        return "(invalid-fd)";
+    }
+
+    snprintf(linkpath, sizeof(linkpath), "/proc/self/fd/%d", fd);
+    n = readlink(linkpath, target, sizeof(target) - 1);
+    if (n < 0) {
+        return "(unknown)";
+    }
+    target[n] = '\0';
+    return target;
+}
+
+static uint64_t
+zvfs_debug_logical_size(struct zvfs_open_file *of)
+{
+    uint64_t size;
+    if (!of || !of->inode) {
+        return 0;
+    }
+    pthread_mutex_lock(&of->inode->mu);
+    size = of->inode->logical_size;
+    pthread_mutex_unlock(&of->inode->mu);
+    return size;
+}
+
 /* ------------------------------------------------------------------ */
 /* 内部：单段 pread / pwrite（不修改 of->offset）                        */
 /* ------------------------------------------------------------------ */
@@ -206,9 +304,17 @@ zvfs_fread_impl(void *ptr, size_t size, size_t nmemb, FILE *stream, int unlocked
    ZVFS_HOOK_ENTER();

    int fd = stream ? fileno(stream) : -1;
+    int in_hook = ZVFS_IN_HOOK();
    struct zvfs_open_file *of = NULL;
+    if (!in_hook && fd >= 0) {
+        of = get_of(fd);
+    }

-    if (ZVFS_IN_HOOK() || fd < 0 || !(of = get_of(fd))) {
+    if (in_hook || fd < 0 || !of) {
+        zvfs_debug_rw_log(fd,
+                          "fread passthrough reason=%s unlocked=%d size=%zu nmemb=%zu target=%s",
+                          in_hook ? "reentrant" : (fd < 0 ? "bad_fd" : "fd_not_zvfs"),
+                          unlocked, size, nmemb, zvfs_debug_fd_target(fd));
        size_t r = 0;
        if (unlocked) {
            if (real_fread_unlocked) r = real_fread_unlocked(ptr, size, nmemb, stream);
@@ -219,10 +325,19 @@ zvfs_fread_impl(void *ptr, size_t size, size_t nmemb, FILE *stream, int unlocked
            else if (real_fread_unlocked) r = real_fread_unlocked(ptr, size, nmemb, stream);
            else errno = ENOSYS;
        }
+        zvfs_debug_rw_log(fd,
+                          "fread passthrough ret=%zu errno=%d(%s)",
+                          r, errno, strerror(errno));
        ZVFS_HOOK_LEAVE();
        return r;
    }

+    zvfs_debug_rw_log(fd,
+                      "fread hooked unlocked=%d size=%zu nmemb=%zu offset=%lu handle_id=%lu logical_size=%lu target=%s",
+                      unlocked, size, nmemb,
+                      (unsigned long)of->offset, (unsigned long)of->handle_id,
+                      (unsigned long)zvfs_debug_logical_size(of),
+                      zvfs_debug_fd_target(fd));
    zvfs_ensure_init();

    if (size == 0 || nmemb == 0) {
@@ -246,10 +361,149 @@ zvfs_fread_impl(void *ptr, size_t size, size_t nmemb, FILE *stream, int unlocked
    } else if ((size_t)n < total) {
        stream->_flags |= _IO_EOF_SEEN;
    }
+    zvfs_debug_rw_log(fd,
+                      "fread hooked ret_bytes=%zd ret_nmemb=%zu new_offset=%lu errno=%d(%s)",
+                      n, (n <= 0) ? 0 : ((size_t)n / size),
+                      (unsigned long)of->offset,
+                      (n < 0) ? errno : 0, (n < 0) ? strerror(errno) : "OK");
    ZVFS_HOOK_LEAVE();
    return (n <= 0) ? 0 : ((size_t)n / size);
 }

+static int
+zvfs_vfscanf_passthrough(FILE *stream, const char *format, va_list ap, int use_isoc99)
+{
+    if (use_isoc99 && real___isoc99_vfscanf) {
+        return real___isoc99_vfscanf(stream, format, ap);
+    }
+    if (real_vfscanf) {
+        return real_vfscanf(stream, format, ap);
+    }
+    return vfscanf(stream, format, ap);
+}
+
+static int
+zvfs_vfscanf_impl(FILE *stream, const char *format, va_list ap, int use_isoc99)
+{
+    ZVFS_HOOK_ENTER();
+
+    int fd = stream ? fileno(stream) : -1;
+    int in_hook = ZVFS_IN_HOOK();
+    struct zvfs_open_file *of = NULL;
+    int ret = EOF;
+
+    if (!in_hook && fd >= 0) {
+        of = get_of(fd);
+    }
+
+    if (in_hook || fd < 0 || !of) {
+        zvfs_debug_rw_log(fd,
+                          "fscanf passthrough reason=%s isoc99=%d format=%s target=%s",
+                          in_hook ? "reentrant" : (fd < 0 ? "bad_fd" : "fd_not_zvfs"),
+                          use_isoc99, format ? format : "(null)", zvfs_debug_fd_target(fd));
+        ret = zvfs_vfscanf_passthrough(stream, format, ap, use_isoc99);
+        zvfs_debug_rw_log(fd, "fscanf passthrough ret=%d errno=%d(%s)",
+                          ret, errno, strerror(errno));
+        ZVFS_HOOK_LEAVE();
+        return ret;
+    }
+
+    zvfs_ensure_init();
+
+    if (!format) {
+        errno = EINVAL;
+        stream->_flags |= _IO_ERR_SEEN;
+        ZVFS_HOOK_LEAVE();
+        return EOF;
+    }
+
+    uint64_t cur_off = of->offset;
+    uint64_t logical_size = zvfs_debug_logical_size(of);
+    uint64_t remain64 = (cur_off < logical_size) ? (logical_size - cur_off) : 0;
+    if (remain64 == 0) {
+        stream->_flags |= _IO_EOF_SEEN;
+        ZVFS_HOOK_LEAVE();
+        return EOF;
+    }
+    if (remain64 > (uint64_t)(SIZE_MAX - 1)) {
+        /* 防止超大文件触发巨量分配，退回 libc 路径。 */
+        ret = zvfs_vfscanf_passthrough(stream, format, ap, use_isoc99);
+        ZVFS_HOOK_LEAVE();
+        return ret;
+    }
+
+    size_t remain = (size_t)remain64;
+    char *buf = (char *)malloc(remain + 1);
+    if (!buf) {
+        errno = ENOMEM;
+        stream->_flags |= _IO_ERR_SEEN;
+        ZVFS_HOOK_LEAVE();
+        return EOF;
+    }
+
+    ssize_t n = zvfs_pread_impl(of, buf, remain, cur_off);
+    if (n < 0) {
+        free(buf);
+        stream->_flags |= _IO_ERR_SEEN;
+        ZVFS_HOOK_LEAVE();
+        return EOF;
+    }
+    if (n == 0) {
+        free(buf);
+        stream->_flags |= _IO_EOF_SEEN;
+        ZVFS_HOOK_LEAVE();
+        return EOF;
+    }
+    buf[n] = '\0';
+
+    FILE *mem = fmemopen(buf, (size_t)n, "r");
+    if (!mem) {
+        int saved = errno;
+        free(buf);
+        errno = saved;
+        stream->_flags |= _IO_ERR_SEEN;
+        ZVFS_HOOK_LEAVE();
+        return EOF;
+    }
+
+    zvfs_debug_rw_log(fd,
+                      "fscanf hooked isoc99=%d format=%s offset=%lu logical_size=%lu target=%s",
+                      use_isoc99, format,
+                      (unsigned long)cur_off, (unsigned long)logical_size,
+                      zvfs_debug_fd_target(fd));
+
+    ret = zvfs_vfscanf_passthrough(mem, format, ap, use_isoc99);
+    long consumed = ftell(mem);
+    if (consumed > 0) {
+        of->offset = cur_off + (uint64_t)consumed;
+    }
+
+    fclose(mem);
+    free(buf);
+
+    if (ret == EOF && consumed <= 0) {
+        stream->_flags |= _IO_EOF_SEEN;
+    }
+
+    zvfs_debug_rw_log(fd,
+                      "fscanf hooked ret=%d consumed=%ld new_offset=%lu errno=%d(%s)",
+                      ret, consumed, (unsigned long)of->offset, errno, strerror(errno));
+    ZVFS_HOOK_LEAVE();
+    return ret;
+}
+
+#ifdef fscanf
+#undef fscanf
+#endif
+int fscanf(FILE *stream, const char *format, ...)
+{
+    va_list ap;
+    va_start(ap, format);
+    int ret = zvfs_vfscanf_impl(stream, format, ap, 1);
+    va_end(ap);
+    return ret;
+}
+
 /* ------------------------------------------------------------------ */
 /* read                                                                 */
 /* ------------------------------------------------------------------ */
@@ -259,18 +513,37 @@ read(int fd, void *buf, size_t count)
 {
    ZVFS_HOOK_ENTER();

-    struct zvfs_open_file *of = NULL;
-    if (ZVFS_IN_HOOK() || !(of = get_of(fd))) {
+    int in_hook = ZVFS_IN_HOOK();
+    struct zvfs_open_file *of = get_of(fd);
+
+    if (!of) {
+        zvfs_debug_rw_log(fd,
+                          "read passthrough reason=%s count=%zu target=%s",
+                          in_hook ? "reentrant_fd_not_zvfs" : "fd_not_zvfs",
+                          count, zvfs_debug_fd_target(fd));
        ssize_t r = real_read(fd, buf, count);
+        zvfs_debug_rw_log(fd,
+                          "read passthrough ret=%zd errno=%d(%s)",
+                          r, (r < 0) ? errno : 0, (r < 0) ? strerror(errno) : "OK");
        ZVFS_HOOK_LEAVE();
        return r;
    }

+    zvfs_debug_rw_log(fd,
+                      "read hooked count=%zu offset=%lu handle_id=%lu logical_size=%lu target=%s",
+                      count, (unsigned long)of->offset,
+                      (unsigned long)of->handle_id,
+                      (unsigned long)zvfs_debug_logical_size(of),
+                      zvfs_debug_fd_target(fd));
    zvfs_ensure_init();

    ssize_t r = zvfs_pread_impl(of, buf, count, of->offset);
    if (r > 0)
        of->offset += (uint64_t)r;
+    zvfs_debug_rw_log(fd,
+                      "read hooked ret=%zd new_offset=%lu errno=%d(%s)",
+                      r, (unsigned long)of->offset,
+                      (r < 0) ? errno : 0, (r < 0) ? strerror(errno) : "OK");

    ZVFS_HOOK_LEAVE();
    return r;
@@ -297,16 +570,34 @@ pread(int fd, void *buf, size_t count, off_t offset)
 {
    ZVFS_HOOK_ENTER();

-    struct zvfs_open_file *of = NULL;
-    if (ZVFS_IN_HOOK() || !(of = get_of(fd))) {
+    int in_hook = ZVFS_IN_HOOK();
+    struct zvfs_open_file *of = get_of(fd);
+
+    if (!of) {
+        zvfs_debug_rw_log(fd,
+                          "pread passthrough reason=%s count=%zu offset=%lld target=%s",
+                          in_hook ? "reentrant_fd_not_zvfs" : "fd_not_zvfs",
+                          count, (long long)offset, zvfs_debug_fd_target(fd));
        ssize_t r = real_pread(fd, buf, count, offset);
+        zvfs_debug_rw_log(fd,
+                          "pread passthrough ret=%zd errno=%d(%s)",
+                          r, (r < 0) ? errno : 0, (r < 0) ? strerror(errno) : "OK");
        ZVFS_HOOK_LEAVE();
        return r;
    }

+    zvfs_debug_rw_log(fd,
+                      "pread hooked count=%zu offset=%lld handle_id=%lu logical_size=%lu target=%s",
+                      count, (long long)offset,
+                      (unsigned long)of->handle_id,
+                      (unsigned long)zvfs_debug_logical_size(of),
+                      zvfs_debug_fd_target(fd));
    zvfs_ensure_init();

    ssize_t r = zvfs_pread_impl(of, buf, count, (uint64_t)offset);
+    zvfs_debug_rw_log(fd,
+                      "pread hooked ret=%zd errno=%d(%s)",
+                      r, (r < 0) ? errno : 0, (r < 0) ? strerror(errno) : "OK");
    ZVFS_HOOK_LEAVE();
    return r;
 }
--- a/src/hook/zvfs_hook_rw.h
+++ b/src/hook/zvfs_hook_rw.h
@@ -58,5 +58,6 @@ ssize_t __write(int fd, const void *buf, size_t count);
 ssize_t __libc_write(int fd, const void *buf, size_t count);
 size_t fread_unlocked(void *ptr, size_t size, size_t nmemb, FILE *stream);
 size_t fread(void *ptr, size_t size, size_t nmemb, FILE *stream);
+int fscanf(FILE *stream, const char *format, ...);

 #endif // __ZVFS_HOOK_RW_H__
--- a/src/proto/ipc_proto.c
+++ b/src/proto/ipc_proto.c
@@ -51,7 +51,7 @@ static int read_u64(const uint8_t **p, size_t *remaining, uint64_t *v) {
 }

 static int valid_opcode(uint32_t opcode) {
-    return opcode >= ZVFS_OP_CREATE && opcode <= ZVFS_OP_ADD_REF_BATCH;
+    return opcode >= ZVFS_OP_CREATE && opcode <= ZVFS_OP_RESET_BLOBSTORE;
 }

 /* -------------------- header -------------------- */
@@ -730,11 +730,14 @@ size_t zvfs_serialize_req(struct zvfs_req *req, uint8_t *buf, size_t buf_len) {
                                                    buf_len - ZVFS_REQ_HEADER_WIRE_SIZE);
        break;
    }
+    case ZVFS_OP_RESET_BLOBSTORE:
+        body_len = 0;
+        break;
    default:
        return 0;
    }

-    if (body_len == 0) {
+    if (body_len == 0 && req->opcode != ZVFS_OP_RESET_BLOBSTORE) {
        return 0;
    }

@@ -864,6 +867,12 @@ size_t zvfs_deserialize_req(uint8_t *buf, size_t buf_len, struct zvfs_req *req)
        }
        break;
    }
+    case ZVFS_OP_RESET_BLOBSTORE:
+        if (header.payload_len != 0) {
+            return 0;
+        }
+        consumed = 0;
+        break;
    default:
        return 0;
    }
@@ -937,6 +946,7 @@ size_t zvfs_serialize_resp(struct zvfs_resp *resp, uint8_t *buf, size_t buf_len)
        case ZVFS_OP_DELETE:
        case ZVFS_OP_ADD_REF:
        case ZVFS_OP_ADD_REF_BATCH:
+        case ZVFS_OP_RESET_BLOBSTORE:
            body_len = 0;
            break;
        default:
@@ -1035,6 +1045,7 @@ size_t zvfs_deserialize_resp(uint8_t *buf, size_t buf_len, struct zvfs_resp *res
    case ZVFS_OP_DELETE:
    case ZVFS_OP_ADD_REF:
    case ZVFS_OP_ADD_REF_BATCH:
+    case ZVFS_OP_RESET_BLOBSTORE:
        if (header.payload_len != 0) {
            return 0;
        }
--- a/src/proto/ipc_proto.h
+++ b/src/proto/ipc_proto.h
@@ -21,7 +21,8 @@ enum zvfs_opcode {
    ZVFS_OP_CLOSE,
    ZVFS_OP_DELETE,
    ZVFS_OP_ADD_REF,
-    ZVFS_OP_ADD_REF_BATCH
+    ZVFS_OP_ADD_REF_BATCH,
+    ZVFS_OP_RESET_BLOBSTORE
 };

 inline const char* cast_opcode2string(uint32_t op){
@@ -51,6 +52,15 @@ inline const char* cast_opcode2string(uint32_t op){
    case ZVFS_OP_DELETE:
        return "DELETE";
        break;
+    case ZVFS_OP_ADD_REF:
+        return "ADD_REF";
+        break;
+    case ZVFS_OP_ADD_REF_BATCH:
+        return "ADD_REF_BATCH";
+        break;
+    case ZVFS_OP_RESET_BLOBSTORE:
+        return "RESET_BLOBSTORE";
+        break;
    default:
        break;
    }
--- a/tests/daemon_test/ipc_zvfs_test.c
+++ b/tests/daemon_test/ipc_zvfs_test.c
@@ -226,6 +226,29 @@ void do_resize(int fd, uint64_t handle_id, uint64_t new_size) {
    if(resp.data) free(resp.data);
 }

+void do_reset(int fd) {
+    struct zvfs_req req;
+    memset(&req, 0, sizeof(req));
+    req.opcode = ZVFS_OP_RESET_BLOBSTORE;
+
+    uint8_t buf[BUF_SIZE];
+    size_t n = zvfs_serialize_req(&req, buf, sizeof(buf));
+    if (n == 0) { fprintf(stderr, "serialize failed\n"); return; }
+    if (write(fd, buf, n) != n) { perror("write"); return; }
+
+    uint8_t resp_buf[BUF_SIZE];
+    ssize_t r = read(fd, resp_buf, sizeof(resp_buf));
+    if (r <= 0) { perror("read"); return; }
+
+    struct zvfs_resp resp;
+    memset(&resp, 0, sizeof(resp));
+    size_t consumed = zvfs_deserialize_resp(resp_buf, r, &resp);
+    if (consumed == 0) { fprintf(stderr, "deserialize failed\n"); return; }
+
+    printf("Received RESET_BLOBSTORE response: status=%d\n", resp.status);
+    if (resp.data) free(resp.data);
+}
+
 // -------------------- main --------------------

 int main() {
@@ -233,7 +256,7 @@ int main() {
    if(fd < 0) return 1;

    printf("Connected to server at %s\n", SOCKET_PATH);
-    printf("Commands:\n create\n open <blob>\n read <handle> <offset> <len>\n write <handle> <offset> <data>\n writeg <handle> <offset> <data>\n close <handle>\n delete <blob>\n resize <handle> <size>\n quit\n");
+    printf("Commands:\n create\n open <blob>\n read <handle> <offset> <len>\n write <handle> <offset> <data>\n writeg <handle> <offset> <data>\n close <handle>\n delete <blob>\n resize <handle> <size>\n reset\n quit\n");

    char line[256];
    while (1) {
@@ -257,6 +280,7 @@ int main() {
        else if (strcmp(cmd,"close")==0 && sscanf(line,"%*s %lu",&a)==1) do_close(fd,a);
        else if (strcmp(cmd,"delete")==0 && sscanf(line,"%*s %lu",&a)==1) do_delete(fd,a);
        else if (strcmp(cmd,"resize")==0 && sscanf(line,"%*s %lu %lu",&a,&b)==2) do_resize(fd,a,b);
+        else if (strcmp(cmd,"reset")==0) do_reset(fd);
        else printf("Unknown or invalid command\n");
    }

--- a/trace.log
+++ b/trace.log
@@ -0,0 +1,442 @@
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/haswell/avx512_1/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/haswell/avx512_1/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/haswell/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/haswell/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/avx512_1/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/avx512_1/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/tls/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/haswell/avx512_1/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/haswell/avx512_1/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/haswell/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/haswell/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/avx512_1/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/avx512_1/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/x86_64/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/lib/sudo/libaudit.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libaudit.so.1", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3407\0\0\0\0\0\0@\0\0\0\0\0\0\0P\1\2\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\230)\0\0\0\0\0\0\230)\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\265u\0\0\0\0\0\0\265u\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\260\0\0\0\0\0\0\0\260\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/usr/lib/sudo/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libselinux.so.1", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@p\0\0\0\0\0\0@\0\0\0\0\0\0\0\300u\2\0\0\0\0\0\0\0\0\0@\08\0\f\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\220\\\0\0\0\0\0\0\220\\\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0`\0\0\0\0\0\0\0`\0\0\0\0\0\0\0`\0\0\0\0\0\0\r\205\1\0\0\0\0\0\r\205\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\360\1\0\0\0\0\0\0\360\1\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/usr/lib/sudo/libutil.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libutil.so.1", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340\23\0\0\0\0\0\0@\0\0\0\0\0\0\0`2\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0`\r\0\0\0\0\0\0`\r\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\235\r\0\0\0\0\0\0\235\r\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/usr/lib/sudo/libsudo_util.so.0", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@[\0\0\0\0\0\0@\0\0\0\0\0\0\0`\224\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0C\0\0\0\0\0\0\0C\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0\35\350\0\0\0\0\0\0\35\350\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@\1\0\0\0\0\0\0@\1\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/usr/lib/sudo/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300A\2\0\0\0\0\0@\0\0\0\0\0\0\0\30\347\36\0\0\0\0\0\0\0\0\0@\08\0\16\0@\0D\0C\0\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0\20\3\0\0\0\0\0\0\20\3\0\0\0\0\0\0\10\0\0\0\0\0\0\0\3\0\0\0\4\0\0\0\240\346\33\0\0\0\0\0\240\346\33\0\0\0\0\0\240\346\33\0\0\0\0\0\34\0\0\0\0\0\0\0\34\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libcap-ng.so.0", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220$\0\0\0\0\0\0@\0\0\0\0\0\0\0xb\0\0\0\0\0\0\0\0\0\0@\08\0\f\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\370\21\0\0\0\0\0\0\370\21\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\341\"\0\0\0\0\0\0\341\"\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpcre2-8.so.0", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340\"\0\0\0\0\0\0@\0\0\0\0\0\0\0\210\363\10\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\300\36\0\0\0\0\0\0\300\36\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0]C\6\0\0\0\0\0]C\6\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0p\6\0\0\0\0\0\0p\6\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libdl.so.2", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \22\0\0\0\0\0\0@\0\0\0\0\0\0\0\340A\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0H\16\0\0\0\0\0\0H\16\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\211\21\0\0\0\0\0\0\211\21\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220q\0\0\0\0\0\0@\0\0\0\0\0\0\0h\\\2\0\0\0\0\0\0\0\0\0@\08\0\r\0@\0'\0&\0\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0\330\2\0\0\0\0\0\0\330\2\0\0\0\0\0\0\10\0\0\0\0\0\0\0\3\0\0\0\4\0\0\0\20\202\1\0\0\0\0\0\20\202\1\0\0\0\0\0\20\202\1\0\0\0\0\0\34\0\0\0\0\0\0\0\34\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/proc/filesystems", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "nodev\tsysfs\nnodev\ttmpfs\nnodev\tbdev\nnodev\tproc\nnodev\tcgroup\nnodev\tcgroup2\nnodev\tcpuset\nnodev\tdevtmpfs\nnodev\tconfigfs\nnodev\tdebugfs\nnodev\ttracefs\nnodev\tsecurityfs\nnodev\tsockfs\nnodev\tbpf\nnodev\tpipefs\nnod"..., 1024) = 385
+209063 read(3, "", 1024)                = 0
+209063 openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3
+209063 openat(AT_FDCWD, "/etc/localtime", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\1\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0UTC\0\0\0TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\1\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0UTC\0\0\0\nUTC0\n", 4096) = 118
+209063 read(3, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\1\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0UTC\0\0\0\nUTC0\n", 4096) = 62
+209063 openat(AT_FDCWD, "/dev/tty", O_RDWR) = 3
+209063 openat(AT_FDCWD, "/etc/nsswitch.conf", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "# /etc/nsswitch.conf\n#\n# Example configuration of GNU Name Service Switch functionality.\n# If you have the `glibc-doc-reference' and `info' packages installed, try:\n# `info libc \"Name Service Switch\"'"..., 4096) = 510
+209063 read(3, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnss_files.so.2", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3005\0\0\0\0\0\0@\0\0\0\0\0\0\0\320\302\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0h!\0\0\0\0\0\0h!\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0)j\0\0\0\0\0\0)j\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/proc/sys/kernel/ngroups_max", O_RDONLY) = 3
+209063 read(3, "65536\n", 31)           = 6
+209063 openat(AT_FDCWD, "/proc/self/stat", O_RDONLY|O_NOFOLLOW) = 3
+209063 read(3, "209063 (sudo) R 209060 209060 60859 34818 209060 4194560 155 0 0 0 0 3 0 0 20 0 1 0 9760309 7122944 732 18446744073709551615 94338473955328 94338474081237 140726831231536 0 0 0 0 4096 616967 0 0 0 17 "..., 1024) = 323
+209063 read(3, "", 701)                 = 0
+209063 openat(AT_FDCWD, "/usr/lib/sudo/sudoers.so", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200\212\0\0\0\0\0\0@\0\0\0\0\0\0\0\20\370\5\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0Pj\0\0\0\0\0\0Pj\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0u\231\3\0\0\0\0\0u\231\3\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\20\4\0\0\0\0\0\0\20\4\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/usr/lib/sudo/libpam.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpam.so.0", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3407\0\0\0\0\0\0@\0\0\0\0\0\0\0`\3\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\30#\0\0\0\0\0\0\30#\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\t\203\0\0\0\0\0\0\t\203\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\300\0\0\0\0\0\0\0\300\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "# Locale name alias data base.\n# Copyright (C) 1996-2020 Free Software Foundation, Inc.\n#\n# This program is free software; you can redistribute it and/or modify\n# it under the terms of the GNU General"..., 4096) = 2996
+209063 read(3, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/usr/share/locale/en_US.UTF-8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale/en_US.utf8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale/en_US/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale/en.UTF-8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale/en.utf8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale/en/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.UTF-8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.utf8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale-langpack/en.UTF-8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale-langpack/en.utf8/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/usr/share/locale-langpack/en/LC_MESSAGES/sudoers.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
+209063 read(3, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/etc/nsswitch.conf", O_RDONLY) = 3
+209063 read(3, "# /etc/nsswitch.conf\n#\n# Example configuration of GNU Name Service Switch functionality.\n# If you have the `glibc-doc-reference' and `info' packages installed, try:\n# `info libc \"Name Service Switch\"'"..., 4096) = 510
+209063 read(3, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/sudoers", O_RDONLY) = 3
+209063 read(3, "#\n# This file MUST be edited with the 'visudo' command as root.\n#\n# Please consider adding local content in /etc/sudoers.d/ instead of\n# directly modifying this file.\n#\n# See the man page for details "..., 4096) = 755
+209063 read(3, "#\n# This file MUST be edited with the 'visudo' command as root.\n#\n# Please consider adding local content in /etc/sudoers.d/ instead of\n# directly modifying this file.\n#\n# See the man page for details "..., 8192) = 755
+209063 read(3, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/sudoers.d", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
+209063 openat(AT_FDCWD, "/etc/sudoers.d/README", O_RDONLY) = 4
+209063 read(4, "#\n# As of Debian version 1.7.2p1-1, the default /etc/sudoers file created on\n# installation of the package now includes the directive:\n# \n# \t#includedir /etc/sudoers.d\n# \n# This will cause sudo to rea"..., 4096) = 958
+209063 read(4, "#\n# As of Debian version 1.7.2p1-1, the default /etc/sudoers file created on\n# installation of the package now includes the directive:\n# \n# \t#includedir /etc/sudoers.d\n# \n# This will cause sudo to rea"..., 8192) = 958
+209063 read(4, "", 4096)                = 0
+209063 read(4, "", 8192)                = 0
+209063 read(3, "", 8192)                = 0
+209063 openat(AT_FDCWD, "/etc/host.conf", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "# The \"order\" line is only used by old versions of the C library.\norder hosts,bind\nmulti on\n", 4096) = 92
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/resolv.conf", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "# This file is managed by man:systemd-resolved(8). Do not edit.\n#\n# This is a dynamic resolv.conf file for connecting local clients to the\n# internal DNS stub resolver of systemd-resolved. This file l"..., 4096) = 736
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/hosts", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "127.0.0.1 localhost\n127.0.1.1 ubuntu20\n\n# The following lines are desirable for IPv6 capable hosts\n::1     ip6-localhost ip6-loopback\nfe00::0 ip6-localnet\nff00::0 ip6-mcastprefix\nff02::1 ip6-allnodes\n"..., 4096) = 223
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/proc/sys/kernel/ngroups_max", O_RDONLY) = 4
+209063 read(4, "65536\n", 31)           = 6
+209063 openat(AT_FDCWD, "/etc/group", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:\ndaemon:x:1:\nbin:x:2:\nsys:x:3:\nadm:x:4:syslog,lian\ntty:x:5:syslog\ndisk:x:6:\nlp:x:7:\nmail:x:8:\nnews:x:9:\nuucp:x:10:\nman:x:12:\nproxy:x:13:\nkmem:x:15:\ndialout:x:20:\nfax:x:21:\nvoice:x:22:\ncdrom:x"..., 4096) = 872
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 4
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnss_systemd.so.2", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240o\0\0\0\0\0\0@\0\0\0\0\0\0\0\330\241\3\0\0\0\0\0\0\0\0\0@\08\0\f\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\300P\0\0\0\0\0\0\300P\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0`\0\0\0\0\0\0\0`\0\0\0\0\0\0\0`\0\0\0\0\0\0\rS\2\0\0\0\0\0\rS\2\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\300\2\0\0\0\0\0\0\300\2\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/run/systemd/userdb/", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
+209063 openat(AT_FDCWD, "/proc/sys/kernel/random/boot_id", O_RDONLY|O_NOCTTY|O_CLOEXEC) = 4
+209063 read(4, "3c8435b7-9d90-4b6d-8a23-62ec1a5279ee\n", 38) = 37
+209063 read(4, "", 1)                   = 0
+209063 openat(AT_FDCWD, "/etc/group", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:\ndaemon:x:1:\nbin:x:2:\nsys:x:3:\nadm:x:4:syslog,lian\ntty:x:5:syslog\ndisk:x:6:\nlp:x:7:\nmail:x:8:\nnews:x:9:\nuucp:x:10:\nman:x:12:\nproxy:x:13:\nkmem:x:15:\ndialout:x:20:\nfax:x:21:\nvoice:x:22:\ncdrom:x"..., 4096) = 872
+209063 openat(AT_FDCWD, "/etc/pam.d/sudo", O_RDONLY) = 4
+209063 read(4, "#%PAM-1.0\n\nsession    required   pam_env.so readenv=1 user_readenv=0\nsession    required   pam_env.so readenv=1 envfile=/etc/default/locale user_readenv=0\n@include common-auth\n@include common-account\n"..., 4096) = 239
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/security/pam_env.so", O_RDONLY|O_CLOEXEC) = 5
+209063 read(5, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@\23\0\0\0\0\0\0@\0\0\0\0\0\0\0 B\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\320\f\0\0\0\0\0\0\320\f\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\305\31\0\0\0\0\0\0\305\31\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/etc/pam.d/common-auth", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/pam.d/common-auth - authentication settings common to all services\n#\n# This file is included from other service-specific PAM config files,\n# and should contain a list of the authentication mo"..., 4096) = 1242
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/security/pam_unix.so", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220=\0\0\0\0\0\0@\0\0\0\0\0\0\0\270\364\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\200#\0\0\0\0\0\0\200#\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\351\207\0\0\0\0\0\0\351\207\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\300\0\0\0\0\0\0\0\300\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 6
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libcrypt.so.1", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@ \0\0\0\0\0\0@\0\0\0\0\0\0\0H\21\3\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\33\0\32\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0x\24\0\0\0\0\0\0x\24\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\215L\1\0\0\0\0\0\215L\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0p\1\0\0\0\0\0\0p\1\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnsl.so.1", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 M\0\0\0\0\0\0@\0\0\0\0\0\0\0\230\224\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\350:\0\0\0\0\0\0\350:\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0!\367\0\0\0\0\0\0!\367\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@\1\0\0\0\0\0\0@\1\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/security/pam_deny.so", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@\20\0\0\0\0\0\0@\0\0\0\0\0\0\0 1\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\27\0\26\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\300\5\0\0\0\0\0\0\300\5\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0i\1\0\0\0\0\0\0i\1\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/security/pam_permit.so", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\20\0\0\0\0\0\0@\0\0\0\0\0\0\0p1\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0 \7\0\0\0\0\0\0 \7\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0E\2\0\0\0\0\0\0E\2\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/security/pam_cap.so", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \24\0\0\0\0\0\0@\0\0\0\0\0\0\08A\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\33\0\32\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\340\f\0\0\0\0\0\0\340\f\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\225\20\0\0\0\0\0\0\225\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 6
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libcap.so.2", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300#\0\0\0\0\0\0@\0\0\0\0\0\0\0\220r\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\20\33\0\0\0\0\0\0\20\33\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\271'\0\0\0\0\0\0\271'\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0"..., 832) = 832
+209063 read(5, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/pam.d/common-account", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/pam.d/common-account - authorization settings common to all services\n#\n# This file is included from other service-specific PAM config files,\n# and should contain a list of the authorization m"..., 4096) = 1208
+209063 read(5, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/pam.d/common-session-noninteractive", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/pam.d/common-session-noninteractive - session-related modules\n# common to all non-interactive services\n#\n# This file is included from other service-specific PAM config files,\n# and should con"..., 4096) = 1435
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/security/pam_umask.so", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\23\0\0\0\0\0\0@\0\0\0\0\0\0\0 2\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\320\v\0\0\0\0\0\0\320\v\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\325\n\0\0\0\0\0\0\325\n\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0"..., 832) = 832
+209063 read(5, "", 4096)                = 0
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/pam.d/other", O_RDONLY) = 4
+209063 read(4, "#\n# /etc/pam.d/other - specify the PAM fallback behaviour\n#\n# Note that this file is used for any unspecified service; for example\n#if /etc/pam.d/cron  specifies no session modules but cron calls\n#pam"..., 4096) = 520
+209063 openat(AT_FDCWD, "/etc/pam.d/common-auth", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/pam.d/common-auth - authentication settings common to all services\n#\n# This file is included from other service-specific PAM config files,\n# and should contain a list of the authentication mo"..., 4096) = 1242
+209063 read(5, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/pam.d/common-account", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/pam.d/common-account - authorization settings common to all services\n#\n# This file is included from other service-specific PAM config files,\n# and should contain a list of the authorization m"..., 4096) = 1208
+209063 read(5, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/pam.d/common-password", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/pam.d/common-password - password-related modules common to all services\n#\n# This file is included from other service-specific PAM config files,\n# and should contain a list of modules that def"..., 4096) = 1440
+209063 read(5, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/pam.d/common-session", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/pam.d/common-session - session-related modules common to all services\n#\n# This file is included from other service-specific PAM config files,\n# and should contain a list of modules that defin"..., 4096) = 1470
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/security/pam_systemd.so", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0000\270\0\0\0\0\0\0@\0\0\0\0\0\0\0h;\7\0\0\0\0\0\0\0\0\0@\08\0\f\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\210\222\0\0\0\0\0\0\210\222\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0\35\260\4\0\0\0\0\0\35\260\4\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0`\5\0\0\0\0\0\0`\5\0\0\0\0\0"..., 832) = 832
+209063 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 6
+209063 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpam_misc.so.0", O_RDONLY|O_CLOEXEC) = 6
+209063 read(6, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\23\0\0\0\0\0\0@\0\0\0\0\0\0\0H2\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0p\17\0\0\0\0\0\0p\17\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\335\17\0\0\0\0\0\0\335\17\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0"..., 832) = 832
+209063 read(5, "", 4096)                = 0
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/login.defs", O_RDONLY) = 4
+209063 read(4, "#\n# /etc/login.defs - Configuration control definitions for the login package.\n#\n# Three items must be defined:  MAIL_DIR, ENV_SUPATH, and ENV_PATH.\n# If unspecified, some arbitrary (and possibly inco"..., 4096) = 4096
+209063 read(4, " issuing \n# the \"mesg y\" command.\n\nTTYGROUP\ttty\nTTYPERM\t\t0600\n\n#\n# Login configuration initializations:\n#\n#\tERASECHAR\tTerminal ERASE character ('\\010' = backspace).\n#\tKILLCHAR\tTerminal KILL character "..., 4096) = 4096
+209063 read(4, "algorithm compatible with the one used by recent releases of FreeBSD.\n# It supports passwords of unlimited length and longer salt strings.\n# Set to \"no\" if you need to copy encrypted passwords to othe"..., 4096) = 2358
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/etc/shadow", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:$6$bdh.r5jHQD.TAF6u$UJD.wAQmcGcOrOUoLFlKbk4qDzG7jPJJGVioKIJbIfqp1qQOXOAMb8Ucql6Xc7IvEPRzQT/ayJs.Wvqhb3u1p/:20514:0:99999:7:::\ndaemon:*:18863:0:99999:7:::\nbin:*:18863:0:99999:7:::\nsys:*:18863:0:99"..., 4096) = 1240
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/etc/login.defs", O_RDONLY) = 4
+209063 read(4, "#\n# /etc/login.defs - Configuration control definitions for the login package.\n#\n# Three items must be defined:  MAIL_DIR, ENV_SUPATH, and ENV_PATH.\n# If unspecified, some arbitrary (and possibly inco"..., 4096) = 4096
+209063 read(4, " issuing \n# the \"mesg y\" command.\n\nTTYGROUP\ttty\nTTYPERM\t\t0600\n\n#\n# Login configuration initializations:\n#\n#\tERASECHAR\tTerminal ERASE character ('\\010' = backspace).\n#\tKILLCHAR\tTerminal KILL character "..., 4096) = 4096
+209063 read(4, "algorithm compatible with the one used by recent releases of FreeBSD.\n# It supports passwords of unlimited length and longer salt strings.\n# Set to \"no\" if you need to copy encrypted passwords to othe"..., 4096) = 2358
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/etc/group", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:\ndaemon:x:1:\nbin:x:2:\nsys:x:3:\nadm:x:4:syslog,lian\ntty:x:5:syslog\ndisk:x:6:\nlp:x:7:\nmail:x:8:\nnews:x:9:\nuucp:x:10:\nman:x:12:\nproxy:x:13:\nkmem:x:15:\ndialout:x:20:\nfax:x:21:\nvoice:x:22:\ncdrom:x"..., 4096) = 872
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/run/systemd/userdb/", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
+209063 openat(AT_FDCWD, "/etc/group", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:\ndaemon:x:1:\nbin:x:2:\nsys:x:3:\nadm:x:4:syslog,lian\ntty:x:5:syslog\ndisk:x:6:\nlp:x:7:\nmail:x:8:\nnews:x:9:\nuucp:x:10:\nman:x:12:\nproxy:x:13:\nkmem:x:15:\ndialout:x:20:\nfax:x:21:\nvoice:x:22:\ncdrom:x"..., 4096) = 872
+209063 openat(AT_FDCWD, "/etc/group", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:\ndaemon:x:1:\nbin:x:2:\nsys:x:3:\nadm:x:4:syslog,lian\ntty:x:5:syslog\ndisk:x:6:\nlp:x:7:\nmail:x:8:\nnews:x:9:\nuucp:x:10:\nman:x:12:\nproxy:x:13:\nkmem:x:15:\ndialout:x:20:\nfax:x:21:\nvoice:x:22:\ncdrom:x"..., 4096) = 872
+209063 openat(AT_FDCWD, "/etc/security/capability.conf", O_RDONLY) = 4
+209063 read(4, "#\n# /etc/security/capability.conf\n#\n# this is a sample capability file (to be used in conjunction with\n# the pam_cap.so module)\n#\n# In order to use this module, it must have been linked with libcap\n# "..., 4096) = 1793
+209063 openat(AT_FDCWD, "/etc/security/pam_env.conf", O_RDONLY) = 4
+209063 read(4, "#\n# This is the configuration file for pam_env, a PAM module to load in\n# a configurable list of environment variables for a\n#\n# The original idea for this came from Andrew G. Morgan ...\n#<quote>\n#   "..., 4096) = 2972
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/environment", O_RDONLY) = 4
+209063 read(4, "PATH=\"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin\"\n", 4096) = 106
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/security/pam_env.conf", O_RDONLY) = 4
+209063 read(4, "#\n# This is the configuration file for pam_env, a PAM module to load in\n# a configurable list of environment variables for a\n#\n# The original idea for this came from Andrew G. Morgan ...\n#<quote>\n#   "..., 4096) = 2972
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/default/locale", O_RDONLY) = 4
+209063 read(4, "LANG=en_US.UTF-8\n", 4096) = 17
+209063 read(4, "", 4096)                = 0
+209063 openat(AT_FDCWD, "/etc/login.defs", O_RDONLY) = 4
+209063 read(4, "#\n# /etc/login.defs - Configuration control definitions for the login package.\n#\n# Three items must be defined:  MAIL_DIR, ENV_SUPATH, and ENV_PATH.\n# If unspecified, some arbitrary (and possibly inco"..., 4096) = 4096
+209063 read(4, " issuing \n# the \"mesg y\" command.\n\nTTYGROUP\ttty\nTTYPERM\t\t0600\n\n#\n# Login configuration initializations:\n#\n#\tERASECHAR\tTerminal ERASE character ('\\010' = backspace).\n#\tKILLCHAR\tTerminal KILL character "..., 4096) = 4096
+209063 openat(AT_FDCWD, "/etc/login.defs", O_RDONLY) = 4
+209063 read(4, "#\n# /etc/login.defs - Configuration control definitions for the login package.\n#\n# Three items must be defined:  MAIL_DIR, ENV_SUPATH, and ENV_PATH.\n# If unspecified, some arbitrary (and possibly inco"..., 4096) = 4096
+209063 read(4, " issuing \n# the \"mesg y\" command.\n\nTTYGROUP\ttty\nTTYPERM\t\t0600\n\n#\n# Login configuration initializations:\n#\n#\tERASECHAR\tTerminal ERASE character ('\\010' = backspace).\n#\tKILLCHAR\tTerminal KILL character "..., 4096) = 4096
+209063 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209063 openat(AT_FDCWD, "/etc/group", O_RDONLY|O_CLOEXEC) = 4
+209063 read(4, "root:x:0:\ndaemon:x:1:\nbin:x:2:\nsys:x:3:\nadm:x:4:syslog,lian\ntty:x:5:syslog\ndisk:x:6:\nlp:x:7:\nmail:x:8:\nnews:x:9:\nuucp:x:10:\nman:x:12:\nproxy:x:13:\nkmem:x:15:\ndialout:x:20:\nfax:x:21:\nvoice:x:22:\ncdrom:x"..., 4096) = 872
+209063 openat(AT_FDCWD, "/etc/login.defs", O_RDONLY) = 4
+209063 read(4, "#\n# /etc/login.defs - Configuration control definitions for the login package.\n#\n# Three items must be defined:  MAIL_DIR, ENV_SUPATH, and ENV_PATH.\n# If unspecified, some arbitrary (and possibly inco"..., 4096) = 4096
+209063 read(4, " issuing \n# the \"mesg y\" command.\n\nTTYGROUP\ttty\nTTYPERM\t\t0600\n\n#\n# Login configuration initializations:\n#\n#\tERASECHAR\tTerminal ERASE character ('\\010' = backspace).\n#\tKILLCHAR\tTerminal KILL character "..., 4096) = 4096
+209063 read(4, "algorithm compatible with the one used by recent releases of FreeBSD.\n# It supports passwords of unlimited length and longer salt strings.\n# Set to \"no\" if you need to copy encrypted passwords to othe"..., 4096) = 2358
+209063 openat(AT_FDCWD, "/var/run/utmp", O_RDONLY|O_CLOEXEC) = 4
+209064 openat(AT_FDCWD, "/proc/self/fd", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
+209063 read(5, "", 4)                   = 0
+209064 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300A\2\0\0\0\0\0@\0\0\0\0\0\0\0\30\347\36\0\0\0\0\0\0\0\0\0@\08\0\16\0@\0D\0C\0\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0\20\3\0\0\0\0\0\0\20\3\0\0\0\0\0\0\10\0\0\0\0\0\0\0\3\0\0\0\4\0\0\0\240\346\33\0\0\0\0\0\240\346\33\0\0\0\0\0\240\346\33\0\0\0\0\0\34\0\0\0\0\0\0\0\34\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/src/libzvfs.so", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 `\0\0\0\0\0\0@\0\0\0\0\0\0\0x\250\7\1\0\0\0\0\0\0\0\0@\08\0\f\0@\0&\0%\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\320N\0\0\0\0\0\0\320N\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0\355\275\0\0\0\0\0\0\355\275\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\20\1\0\0\0\0\0\0\20\1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpq.so.5", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\272\0\0\0\0\0\0@\0\0\0\0\0\0\0\210\361\4\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\08\226\0\0\0\0\0\08\226\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0\t1\2\0\0\0\0\0\t1\2\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\340\2\0\0\0\0\0\0\340\2\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220q\0\0\0\0\0\0@\0\0\0\0\0\0\0h\\\2\0\0\0\0\0\0\0\0\0@\08\0\r\0@\0'\0&\0\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0\330\2\0\0\0\0\0\0\330\2\0\0\0\0\0\0\10\0\0\0\0\0\0\0\3\0\0\0\4\0\0\0\20\202\1\0\0\0\0\0\20\202\1\0\0\0\0\0\20\202\1\0\0\0\0\0\34\0\0\0\0\0\0\0\34\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libedit.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\260\217\0\0\0\0\0\0@\0\0\0\0\0\0\0\330%\3\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\310u\0\0\0\0\0\0\310u\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\200\0\0\0\0\0\0\0\200\0\0\0\0\0\0\0\200\0\0\0\0\0\0001\257\1\0\0\0\0\0001\257\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\2\0\0\0\0\0\0000\2\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libm.so.6", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300\323\0\0\0\0\0\0@\0\0\0\0\0\0\0\350\334\24\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0!\0 \0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\10\303\0\0\0\0\0\0\10\303\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\320\0\0\0\0\0\0\0\320\0\0\0\0\0\0\0\320\0\0\0\0\0\0\265o\n\0\0\0\0\0\265o\n\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@\v\0\0\0\0\0\0@\v\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300A\2\0\0\0\0\0@\0\0\0\0\0\0\0\30\347\36\0\0\0\0\0\0\0\0\0@\08\0\16\0@\0D\0C\0\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0\20\3\0\0\0\0\0\0\20\3\0\0\0\0\0\0\10\0\0\0\0\0\0\0\3\0\0\0\4\0\0\0\240\346\33\0\0\0\0\0\240\346\33\0\0\0\0\0\240\346\33\0\0\0\0\0\34\0\0\0\0\0\0\0\34\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/haswell/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/haswell/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/haswell/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/haswell/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/tls/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/haswell/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/haswell/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/haswell/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/haswell/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/build/lib/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/haswell/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/haswell/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/haswell/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/haswell/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/tls/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/haswell/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/haswell/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/haswell/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/haswell/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/avx512_1/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/avx512_1/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/x86_64/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/home/lian/try/zvfs/spdk/dpdk/build/lib/libdl.so.2", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libdl.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \22\0\0\0\0\0\0@\0\0\0\0\0\0\0\340A\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0H\16\0\0\0\0\0\0H\16\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\211\21\0\0\0\0\0\0\211\21\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libssl.so.1.1", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0p\367\1\0\0\0\0\0@\0\0\0\0\0\0\0\330\30\t\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0 \275\1\0\0\0\0\0 \275\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\300\1\0\0\0\0\0\0\300\1\0\0\0\0\0\0\300\1\0\0\0\0\0I\354\4\0\0\0\0\0I\354\4\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\260\6\0\0\0\0\0\0\260\6\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libcrypto.so.1.1", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\220\7\0\0\0\0\0@\0\0\0\0\0\0\0\240\34-\0\0\0\0\0\0\0\0\0@\08\0\t\0@\0\33\0\32\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0`y\7\0\0\0\0\0`y\7\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\200\7\0\0\0\0\0\0\200\7\0\0\0\0\0\0\200\7\0\0\0\0\0\35\272\31\0\0\0\0\0\35\272\31\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@!\0\0\0\0\0\0@!\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libgssapi_krb5.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0P\321\0\0\0\0\0\0@\0\0\0\0\0\0\0P\262\4\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\360\247\0\0\0\0\0\0\360\247\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\260\0\0\0\0\0\0\0\260\0\0\0\0\0\0\0\260\0\0\0\0\0\0\r\37\3\0\0\0\0\0\r\37\3\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\320\3\0\0\0\0\0\0\320\3\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libldap_r-2.4.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@\356\0\0\0\0\0\0@\0\0\0\0\0\0\0\320&\5\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\360\302\0\0\0\0\0\0\360\302\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\320\0\0\0\0\0\0\0\320\0\0\0\0\0\0\0\320\0\0\0\0\0\0\215=\3\0\0\0\0\0\215=\3\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\20\4\0\0\0\0\0\0\20\4\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libtinfo.so.6", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \347\0\0\0\0\0\0@\0\0\0\0\0\0\0\240\346\2\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\20\325\0\0\0\0\0\0\20\325\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\340\0\0\0\0\0\0\0\340\0\0\0\0\0\0\0\340\0\0\0\0\0\0\371\342\0\0\0\0\0\0\371\342\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\320\1\0\0\0\0\0\0\320\1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libbsd.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@N\0\0\0\0\0\0@\0\0\0\0\0\0\0Xr\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\2006\0\0\0\0\0\0\2006\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0y\356\0\0\0\0\0\0y\356\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\1\0\0\0\0\0\0000\1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libkrb5.so.3", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@?\2\0\0\0\0\0@\0\0\0\0\0\0\0\0\274\r\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\210\24\2\0\0\0\0\0\210\24\2\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \2\0\0\0\0\0\0 \2\0\0\0\0\0\0 \2\0\0\0\0\0Y\4\6\0\0\0\0\0Y\4\6\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\10\0\0\0\0\0\0000\10\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libk5crypto.so.3", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240D\0\0\0\0\0\0@\0\0\0\0\0\0\0\300\342\2\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0000:\0\0\0\0\0\0000:\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0m\262\1\0\0\0\0\0m\262\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\0\2\0\0\0\0\0\0\0\2\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libcom_err.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200$\0\0\0\0\0\0@\0\0\0\0\0\0\0HQ\0\0\0\0\0\0\0\0\0\0@\08\0\f\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0@\22\0\0\0\0\0\0@\22\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\331\20\0\0\0\0\0\0\331\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libkrb5support.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3605\0\0\0\0\0\0@\0\0\0\0\0\0\0\240\323\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\200)\0\0\0\0\0\0\200)\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\201a\0\0\0\0\0\0\201a\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/liblber-2.4.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3003\0\0\0\0\0\0@\0\0\0\0\0\0\0\220\362\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\200)\0\0\0\0\0\0\200)\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\271u\0\0\0\0\0\0\271u\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\260\0\0\0\0\0\0\0\260\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libresolv.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 G\0\0\0\0\0\0@\0\0\0\0\0\0\0\350\203\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0 \0\37\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\3105\0\0\0\0\0\0\3105\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0)\361\0\0\0\0\0\0)\361\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@\1\0\0\0\0\0\0@\1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libsasl2.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\2008\0\0\0\0\0\0@\0\0\0\0\0\0\0P\264\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\210'\0\0\0\0\0\0\210'\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0%\26\1\0\0\0\0\0%\26\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0P\1\0\0\0\0\0\0P\1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libgssapi.so.3", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \367\0\0\0\0\0\0@\0\0\0\0\0\0\0P7\4\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\220\310\0\0\0\0\0\0\220\310\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\320\0\0\0\0\0\0\0\320\0\0\0\0\0\0\0\320\0\0\0\0\0\0001\203\2\0\0\0\0\0001\203\2\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0`\3\0\0\0\0\0\0`\3\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libgnutls.so.30", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300\4\3\0\0\0\0\0@\0\0\0\0\0\0\0\340.\35\0\0\0\0\0\0\0\0\0@\08\0\n\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\200\353\2\0\0\0\0\0\200\353\2\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\360\2\0\0\0\0\0\0\360\2\0\0\0\0\0\0\360\2\0\0\0\0\09\30\22\0\0\0\0\09\30\22\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\20\25\0\0\0\0\0\0\20\25\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libkeyutils.so.1", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@\"\0\0\0\0\0\0@\0\0\0\0\0\0\0HQ\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\260\24\0\0\0\0\0\0\260\24\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\t\22\0\0\0\0\0\0\t\22\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libheimntlm.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`6\0\0\0\0\0\0@\0\0\0\0\0\0\0\200\243\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\370'\0\0\0\0\0\0\370'\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\3558\0\0\0\0\0\0\3558\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libkrb5.so.26", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360\363\1\0\0\0\0\0@\0\0\0\0\0\0\0x\t\t\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0@\255\1\0\0\0\0\0@\255\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\260\1\0\0\0\0\0\0\260\1\0\0\0\0\0\0\260\1\0\0\0\0\0\31\6\5\0\0\0\0\0\31\6\5\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\300\6\0\0\0\0\0\0\300\6\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libasn1.so.8", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\243\1\0\0\0\0\0@\0\0\0\0\0\0\0 B\n\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0 \232\1\0\0\0\0\0 \232\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\240\1\0\0\0\0\0\0\240\1\0\0\0\0\0\0\240\1\0\0\0\0\0]\237\6\0\0\0\0\0]\237\6\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0@\10\0\0\0\0\0\0@\10\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libhcrypto.so.4", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 z\0\0\0\0\0\0@\0\0\0\0\0\0\08[\3\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0xo\0\0\0\0\0\0xo\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0E\357\1\0\0\0\0\0E\357\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0`\2\0\0\0\0\0\0`\2\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libroken.so.18", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200`\0\0\0\0\0\0@\0\0\0\0\0\0\0\0t\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\210G\0\0\0\0\0\0\210G\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0\0P\0\0\0\0\0\0\261\315\0\0\0\0\0\0\261\315\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0 \1\0\0\0\0\0\0 \1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libp11-kit.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340\273\2\0\0\0\0\0@\0\0\0\0\0\0\0XH\23\0\0\0\0\0\0\0\0\0@\08\0\f\0@\0\36\0\35\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0@\251\2\0\0\0\0\0@\251\2\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\260\2\0\0\0\0\0\0\260\2\0\0\0\0\0\0\260\2\0\0\0\0\0\275\221\t\0\0\0\0\0\275\221\t\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0P\f\0\0\0\0\0\0P\f\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libidn2.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240$\0\0\0\0\0\0@\0\0\0\0\0\0\0H\361\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0`\24\0\0\0\0\0\0`\24\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\301A\0\0\0\0\0\0\301A\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libunistring.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@\10\1\0\0\0\0\0@\0\0\0\0\0\0\0\310\1\30\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0h\364\0\0\0\0\0\0h\364\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0]T\3\0\0\0\0\0]T\3\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0`\4\0\0\0\0\0\0`\4\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libtasn1.so.6", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\2404\0\0\0\0\0\0@\0\0\0\0\0\0\0XA\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\250)\0\0\0\0\0\0\250)\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\341\272\0\0\0\0\0\0\341\272\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\360\0\0\0\0\0\0\0\360\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnettle.so.7", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340\220\0\0\0\0\0\0@\0\0\0\0\0\0\0\250\201\3\0\0\0\0\0\0\0\0\0@\08\0\t\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\240\203\0\0\0\0\0\0\240\203\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\220\0\0\0\0\0\0\0\220\0\0\0\0\0\0\0\220\0\0\0\0\0\0\355\327\1\0\0\0\0\0\355\327\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0p\2\0\0\0\0\0\0p\2\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libhogweed.so.5", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 v\0\0\0\0\0\0@\0\0\0\0\0\0\0HT\3\0\0\0\0\0\0\0\0\0@\08\0\t\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0@j\0\0\0\0\0\0@j\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0\0p\0\0\0\0\0\0\355\377\0\0\0\0\0\0\355\377\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0p\1\0\0\0\0\0\0p\1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libgmp.so.10", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@\242\0\0\0\0\0\0@\0\0\0\0\0\0\0\240\"\10\0\0\0\0\0\0\0\0\0@\08\0\t\0@\0\33\0\32\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\250\220\0\0\0\0\0\0\250\220\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0\261\376\5\0\0\0\0\0\261\376\5\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\240\6\0\0\0\0\0\0\240\6\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libwind.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200\21\0\0\0\0\0\0@\0\0\0\0\0\0\0X\201\2\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0H\16\0\0\0\0\0\0H\16\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0\20\0\0\0\0\0\09\33\0\0\0\0\0\09\33\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libheimbase.so.1", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3605\0\0\0\0\0\0@\0\0\0\0\0\0\0P\5\1\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\320&\0\0\0\0\0\0\320&\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\31\203\0\0\0\0\0\0\31\203\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\300\0\0\0\0\0\0\0\300\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libhx509.so.5", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340/\1\0\0\0\0\0@\0\0\0\0\0\0\0\270\300\4\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\35\0\34\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0h\371\0\0\0\0\0\0h\371\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\275\211\2\0\0\0\0\0\275\211\2\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\220\3\0\0\0\0\0\0\220\3\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libsqlite3.so.0", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\346\0\0\0\0\0\0@\0\0\0\0\0\0\08x\22\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\270\335\0\0\0\0\0\0\270\335\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0\340\0\0\0\0\0\0\0\340\0\0\0\0\0\0\0\340\0\0\0\0\0\0\1\372\r\0\0\0\0\0\1\372\r\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\340\16\0\0\0\0\0\0\340\16\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libcrypt.so.1", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@ \0\0\0\0\0\0@\0\0\0\0\0\0\0H\21\3\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\33\0\32\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0x\24\0\0\0\0\0\0x\24\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\215L\1\0\0\0\0\0\215L\1\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0p\1\0\0\0\0\0\0p\1\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libffi.so.7", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0000\"\0\0\0\0\0\0@\0\0\0\0\0\0\0\230\242\0\0\0\0\0\0\0\0\0\0@\08\0\t\0@\0\34\0\33\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0000\27\0\0\0\0\0\0000\27\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0\0 \0\0\0\0\0\0UZ\0\0\0\0\0\0UZ\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\200\0\0\0\0\0\0\0\200\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3
+209064 openat(AT_FDCWD, "/etc/nsswitch.conf", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "# /etc/nsswitch.conf\n#\n# Example configuration of GNU Name Service Switch functionality.\n# If you have the `glibc-doc-reference' and `info' packages installed, try:\n# `info libc \"Name Service Switch\"'"..., 4096) = 510
+209064 read(3, "", 4096)                = 0
+209064 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
+209064 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libnss_files.so.2", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3005\0\0\0\0\0\0@\0\0\0\0\0\0\0\320\302\0\0\0\0\0\0\0\0\0\0@\08\0\v\0@\0\37\0\36\0\1\0\0\0\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0h!\0\0\0\0\0\0h!\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\5\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0\0000\0\0\0\0\0\0)j\0\0\0\0\0\0)j\0\0\0\0\0\0\0\20\0\0\0\0\0\0\1\0\0\0\4\0\0\0\0\240\0\0\0\0\0\0\0\240\0\0\0\0\0\0"..., 832) = 832
+209064 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209064 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 3
+209064 read(3, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209064 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 4
+209064 read(4, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209064 openat(AT_FDCWD, "/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 4
+209064 read(4, "# Locale name alias data base.\n# Copyright (C) 1996-2020 Free Software Foundation, Inc.\n#\n# This program is free software; you can redistribute it and/or modify\n# it under the terms of the GNU General"..., 4096) = 2996
+209064 read(4, "", 4096)                = 0
+209064 openat(AT_FDCWD, "/usr/share/locale/en_US.UTF-8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en_US.utf8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en_US/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en.UTF-8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en.utf8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.UTF-8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.utf8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en.UTF-8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en.utf8/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en/LC_MESSAGES/psql-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/gconv/gconv-modules.cache", O_RDONLY) = 4
+209064 openat(AT_FDCWD, "/lib/terminfo/x/xterm-256color", O_RDONLY) = 4
+209064 read(4, "\36\2%\0&\0\17\0\235\1\356\5xterm-256color|xterm with 256 colors\0\0\1\0\0\1\0\0\0\1\0\0\0\0\1\1\0\0\0\0\0\0\0\1\0\0\1\0\1\1\0\0\0\0\0\0\0\0\1\0P\0\0\0\10\0\0\0\30\0\0\0\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\0\1\0\0\0\0\1\0\0\0\4\0\6\0\10\0\31\0\36\0&\0*\0.\0\377\3779\0J\0L\0P\0W\0\377\377Y\0f\0\377\377j\0n\0x\0|\0\377\377\377\377\200\0"..., 32768) = 3503
+209064 read(4, "", 28672)               = 0
+209064 openat(AT_FDCWD, "/etc/passwd", O_RDONLY|O_CLOEXEC) = 4
+209064 read(4, "root:x:0:0:root:/root:/bin/bash\ndaemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin\nbin:x:2:2:bin:/bin:/usr/sbin/nologin\nsys:x:3:3:sys:/dev:/usr/sbin/nologin\nsync:x:4:65534:sync:/bin:/bin/sync\ngames:x:5:6"..., 4096) = 2004
+209064 openat(AT_FDCWD, "/var/lib/postgresql/.psql_history", O_RDONLY) = 4
+209064 read(4, "ALTER USER postgres PASSWORD 'root'\1;\nCREATE\\040TABLESPACE\\040zvfs_ts\\040LOCATION\\040'/zvfs/pg_ts_bench';\nq\\012exit\n\\134q\nSELECT\\040d.datname,\\040t.spcname\\040\\012FROM\\040pg_database\\040d\\012JOIN\\040p"..., 4096) = 4096
+209064 read(0, "\\", 1)                 = 1
+209064 read(0, "c", 1)                  = 1
+209064 read(0, " ", 1)                  = 1
+209064 read(0, "b", 1)                  = 1
+209064 read(0, "e", 1)                  = 1
+209064 read(0, "n", 1)                  = 1
+209064 read(0, "c", 1)                  = 1
+209064 read(0, "h", 1)                  = 1
+209064 read(0, "d", 1)                  = 1
+209064 read(0, "b", 1)                  = 1
+209064 read(0, "\n", 1)                 = 1
+209064 openat(AT_FDCWD, "/usr/share/locale/en_US.UTF-8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en_US.utf8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en_US/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en.UTF-8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en.utf8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale/en/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.UTF-8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.utf8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en_US/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en.UTF-8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en.utf8/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 openat(AT_FDCWD, "/usr/share/locale-langpack/en/LC_MESSAGES/libpq5-12.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
+209064 read(0, 0x7ffe08667040, 1)       = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
+209064 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
+209063 --- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
+209063 read(6, "\2", 1)                 = 1
+209063 read(6, 0x7ffd84c92cf7, 1)       = -1 EAGAIN (Resource temporarily unavailable)
+209064 --- SIGINT {si_signo=SIGINT, si_code=SI_USER, si_pid=209064, si_uid=115} ---
+209064 read(0, "q", 1)                  = 1
+209064 read(0, "u", 1)                  = 1
+209064 read(0, "i", 1)                  = 1
+209064 read(0, "t", 1)                  = 1
+209064 read(0, "\n", 1)                 = 1
+209064 openat(AT_FDCWD, "/var/lib/postgresql/.psql_history", O_RDWR) = 3
+209064 openat(AT_FDCWD, "/tmp/.history1f5eRC", O_RDWR|O_CREAT|O_EXCL, 0600) = 4
+209064 read(3, "ALTER USER postgres PASSWORD 'root'\1;\nCREATE\\040TABLESPACE\\040zvfs_ts\\040LOCATION\\040'/zvfs/pg_ts_bench';\nq\\012exit\n\\134q\nSELECT\\040d.datname,\\040t.spcname\\040\\012FROM\\040pg_database\\040d\\012JOIN\\040p"..., 4096) = 4096
+209064 read(3, "hdb\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\134!\\040clear\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\040SELECT\\040pg_backend_pid();\n\\134c\\040benchdb\n\\134c\\040benchdb\nDROP\\040TABLE"..., 4096) = 537
+209064 read(3, "", 4096)                = 0
+209064 read(3, "hdb\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\134!\\040clear\n\\134c\\040benchdb\n\\134c\\040benchdb\n\\040SELECT\\040pg_backend_pid();\n\\134c\\040benchdb\n\\134c\\040benchdb\nDROP\\040TABLE"..., 4096) = 537
+209064 read(3, "", 4096)                = 0
+209064 read(4, "ALTER USER postgres PASSWORD 'root'\1;\nCREATE\\040TABLESPACE\\040zvfs_ts\\040LOCATION\\040'/zvfs/pg_ts_bench';\nq\\012exit\n\\134q\nSELECT\\040d.datname,\\040t.spcname\\040\\012FROM\\040pg_database\\040d\\012JOIN\\040p"..., 4096) = 4096
+209064 openat(AT_FDCWD, "/var/lib/postgresql/.psql_history", O_WRONLY|O_CREAT, 0600) = 3
+209064 openat(AT_FDCWD, "/var/lib/postgresql/.psql_history", O_WRONLY|O_CREAT|O_APPEND, 0666) = 3
+209064 +++ exited with 0 +++
+209063 --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=209064, si_uid=115, si_status=0, si_utime=0, si_stime=1} ---
+209063 read(6, "\21", 1)                = 1
+209063 read(6, 0x7ffd84c92cf7, 1)       = -1 EAGAIN (Resource temporarily unavailable)
+209063 openat(AT_FDCWD, "/etc/login.defs", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/login.defs - Configuration control definitions for the login package.\n#\n# Three items must be defined:  MAIL_DIR, ENV_SUPATH, and ENV_PATH.\n# If unspecified, some arbitrary (and possibly inco"..., 4096) = 4096
+209063 read(5, " issuing \n# the \"mesg y\" command.\n\nTTYGROUP\ttty\nTTYPERM\t\t0600\n\n#\n# Login configuration initializations:\n#\n#\tERASECHAR\tTerminal ERASE character ('\\010' = backspace).\n#\tKILLCHAR\tTerminal KILL character "..., 4096) = 4096
+209063 read(5, "algorithm compatible with the one used by recent releases of FreeBSD.\n# It supports passwords of unlimited length and longer salt strings.\n# Set to \"no\" if you need to copy encrypted passwords to othe"..., 4096) = 2358
+209063 openat(AT_FDCWD, "/etc/login.defs", O_RDONLY) = 5
+209063 read(5, "#\n# /etc/login.defs - Configuration control definitions for the login package.\n#\n# Three items must be defined:  MAIL_DIR, ENV_SUPATH, and ENV_PATH.\n# If unspecified, some arbitrary (and possibly inco"..., 4096) = 4096
+209063 read(5, " issuing \n# the \"mesg y\" command.\n\nTTYGROUP\ttty\nTTYPERM\t\t0600\n\n#\n# Login configuration initializations:\n#\n#\tERASECHAR\tTerminal ERASE character ('\\010' = backspace).\n#\tKILLCHAR\tTerminal KILL character "..., 4096) = 4096
+209063 read(5, "algorithm compatible with the one used by recent releases of FreeBSD.\n# It supports passwords of unlimited length and longer salt strings.\n# Set to \"no\" if you need to copy encrypted passwords to othe"..., 4096) = 2358
+209063 +++ exited with 0 +++