Ahoy! My trace is the last one, therefore per LIFO I am sending this report to you. ------------[ cut here ]------------ WARNING: CPU: 2 PID: 4415 at lib/idr.c:527 idr_remove.part.6+0x243/0x250() idr_remove called for id=136 which is not allocated. CPU: 2 PID: 4415 Comm: systemd Not tainted 3.12.10-300.fc20.x86_64 #1 Call Trace: [<ffffffff81667ed5>] dump_stack+0x45/0x56 [<ffffffff8106903d>] warn_slowpath_common+0x7d/0xa0 [<ffffffff810690ac>] warn_slowpath_fmt+0x4c/0x50 [<ffffffff81304073>] idr_remove.part.6+0x243/0x250 [<ffffffff811c458c>] ? d_walk+0xdc/0x2a0 [<ffffffff8130408d>] idr_remove+0xd/0x10 [<ffffffff810defa6>] cgroup_destroy_css_killed+0x46/0x70 [<ffffffff810e1c98>] cgroup_destroy_locked+0x2d8/0x310 [<ffffffff810e1cf2>] cgroup_rmdir+0x22/0x40 [<ffffffff811bc108>] vfs_rmdir+0xa8/0x100 [<ffffffff811bc2dd>] do_rmdir+0x17d/0x1d0 [<ffffffff81087b6c>] ? task_work_run+0xac/0xe0 [<ffffffff81012a21>] ? do_notify_resume+0x61/0xa0 [<ffffffff811bf616>] SyS_rmdir+0x16/0x20 [<ffffffff81676ea9>] system_call_fastpath+0x16/0x1b ---[ end trace 4ebc2893b27b190d ]--- There are a bunch of here: https://bugzilla.redhat.com/show_bug.cgi?id=1045755 Thanks. poma _______________________________________________ kernel mailing list kernel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/kernel