From: Miklos Szeredi <mszeredi@redhat.com> stable inclusion from linux-4.19.222 commit 55e0c283fa6857e66acfc44984ceea893e1b8451 -------------------------------- commit bda9a71980e083699a0360963c0135657b73f47a upstream. Add missing inode lock annotatation; found by syzbot. Reported-and-tested-by: syzbot+9f747458f5990eaa8d43@syzkaller.appspotmail.com Signed-off-by: Miklos Szeredi <mszeredi@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- fs/fuse/dir.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 29d8aa4844ff2..b468ccb296c34 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -1002,7 +1002,7 @@ int fuse_reverse_inval_entry(struct super_block *sb, u64 parent_nodeid, if (!parent) return -ENOENT; - inode_lock(parent); + inode_lock_nested(parent, I_MUTEX_PARENT); if (!S_ISDIR(parent->i_mode)) goto unlock; -- 2.25.1