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。

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