Merge pull request #1128 from giuseppe/move-set_dumpable-after-userns-creation

linux: move PR_SET_DUMPABLE after userns creation

Author: flouthoc

src/libcrun/linux.c

@@ -4146,10 +4146,6 @@ init_container (libcrun_container_t *container, int sync_socket_container, struc
   int ret;
   const char success = 0;
 
-  ret = prctl (PR_SET_DUMPABLE, 0, 0, 0, 0);
-  if (UNLIKELY (ret < 0))
-    return crun_make_error (err, errno, "prctl (PR_SET_DUMPABLE)");
-
   if (init_status->idx_pidns_to_join_immediately >= 0 || init_status->idx_timens_to_join_immediately >= 0)
     {
       pid_t new_pid;
@@ -4296,6 +4292,10 @@ init_container (libcrun_container_t *container, int sync_socket_container, struc
         }
     }
 
+  ret = prctl (PR_SET_DUMPABLE, 0, 0, 0, 0);
+  if (UNLIKELY (ret < 0))
+    return crun_make_error (err, errno, "prctl (PR_SET_DUMPABLE)");
+
   if (init_status->must_fork)
     {
       /* A PID and a time namespace are joined when the new process is created.  */