Otherwise we trip VFS_WARN_ON_ONC() in __ns_tree_add_raw(). Fixes: 7c6059398533 ("cgroup: support ns lookup") Signed-off-by: Christian Brauner --- kernel/cgroup/namespace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/cgroup/namespace.c b/kernel/cgroup/namespace.c index fdbe57578e68..db9617556dd7 100644 --- a/kernel/cgroup/namespace.c +++ b/kernel/cgroup/namespace.c @@ -30,7 +30,6 @@ static struct cgroup_namespace *alloc_cgroup_ns(void) ret = ns_common_init(new_ns); if (ret) return ERR_PTR(ret); - ns_tree_add(new_ns); return no_free_ptr(new_ns); } @@ -86,6 +85,7 @@ struct cgroup_namespace *copy_cgroup_ns(u64 flags, new_ns->ucounts = ucounts; new_ns->root_cset = cset; + ns_tree_add(new_ns); return new_ns; } -- 2.47.3