Hello netfilter maintainers/developers, This is a 31-day syzbot report for the netfilter subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/netfilter During the period, 0 new issues were detected and 4 were fixed. In total, 12 issues are still open and 181 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 2851 Yes INFO: rcu detected stall in worker_thread (9) https://syzkaller.appspot.com/bug?extid=225bfad78b079744fd5e <2> 119 Yes INFO: rcu detected stall in gc_worker (3) https://syzkaller.appspot.com/bug?extid=eec403943a2a2455adaa <3> 52 Yes INFO: rcu detected stall in NF_HOOK (2) https://syzkaller.appspot.com/bug?extid=34c2df040c6cfa15fdfe <4> 47 No INFO: rcu detected stall in sys_sendmmsg (7) https://syzkaller.appspot.com/bug?extid=53e660acb94e444b9d63 <5> 39 Yes INFO: rcu detected stall in ip_list_rcv (6) https://syzkaller.appspot.com/bug?extid=45b67ef6e09a39a2cbcd <6> 37 No INFO: task hung in htable_put (2) https://syzkaller.appspot.com/bug?extid=013daa7966d4340a8b8f <7> 10 Yes KMSAN: uninit-value in ip6table_mangle_hook (3) https://syzkaller.appspot.com/bug?extid=6023ea32e206eef7920a --- 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.