Hello cgroups maintainers/developers, This is a 31-day syzbot report for the cgroups subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/cgroups During the period, 2 new issues were detected and 0 were fixed. In total, 7 issues are still open and 37 have been fixed so far. Some of the still happening issues: Ref Crashes Repro Title <1> 776 Yes possible deadlock in task_rq_lock https://syzkaller.appspot.com/bug?extid=ca14b36a46a8c541b509 <2> 4 No possible deadlock in obj_cgroup_charge https://syzkaller.appspot.com/bug?extid=57765728d598e67e505a <3> 1 No possible deadlock in refill_stock https://syzkaller.appspot.com/bug?extid=dfd0410e573d2afac470 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. To disable reminders for individual bugs, reply with the following command: #syz set <Ref> no-reminders To change bug's subsystems, reply with: #syz set <Ref> subsystems: new-subsystem You may send multiple commands in a single email message.