WARNING: at fs/inotify.c:172 set_dentry_child_flags()

Call Trace:
 [<ffffffff80297d90>] set_dentry_child_flags+0x64/0x16d
 [<ffffffff802983ef>] inotify_add_watch+0xc6/0x11e
 [<ffffffff80299002>] sys_inotify_add_watch+0x133/0x17d
 [<ffffffff80298260>] put_inotify_watch+0x2a/0x4b
 [<ffffffff80298316>] inotify_rm_wd+0x95/0xa0
 [<ffffffff8020b2fe>] system_call+0x7e/0x83