INFO: task hung in fib6_rules_net

Kernel	Title	Rank 🛈	Count	Last	Reported	Patched	Status
linux-4.19	INFO: task hung in fib6_rules_net_exit	1	1	1328d	1328d	0/1	auto-closed as invalid on 2022/05/19 15:58
linux-4.19	INFO: task hung in fib6_rules_net_exit (2)	1	1	1135d	1135d	0/1	auto-obsoleted due to no activity on 2022/11/29 01:33
upstream	INFO: task hung in fib6_rules_net_exit (2) net	1	7	1719d	1809d	0/29	auto-closed as invalid on 2021/03/25 09:49
upstream	INFO: task hung in fib6_rules_net_exit net	1	1	2720d	2718d	0/29	closed as dup on 2018/03/31 16:17
android-49	INFO: task hung in fib6_rules_net_exit	1	1	2507d	2340d	0/3	auto-closed as invalid on 2019/04/28 09:31
upstream	INFO: task hung in fib6_rules_net_exit (3) net	1	24	1419d	1453d	0/29	auto-closed as invalid on 2022/01/18 22:47
android-49	INFO: task hung in fib6_rules_net_exit (2)	1	1	2168d	2168d	0/3	auto-closed as invalid on 2020/01/31 05:34

INFO: task kworker/u4:0:9 blocked for more than 143 seconds. Not tainted 5.15.161-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:0 state:D stack:19040 pid: 9 ppid: 2 flags:0x00004000 Workqueue: netns cleanup_net Call Trace: <TASK> context_switch kernel/sched/core.c:5030 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6376 schedule+0x11b/0x1f0 kernel/sched/core.c:6459 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6518 __mutex_lock_common+0xe34/0x25a0 kernel/locking/mutex.c:669 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 fib6_rules_net_exit+0xe/0x50 net/ipv6/fib6_rules.c:506 ops_exit_list net/core/net_namespace.c:172 [inline] cleanup_net+0x6ce/0xb60 net/core/net_namespace.c:599 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334

Crashes (4):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	VM info	Assets (help?)	Manager	Title
2024/06/18 07:34	linux-5.15.y	4878aadf2d15	ce6011bc	.config	console log	report	info	[disk image] [vmlinux] [kernel image]	ci2-linux-5-15-kasan	INFO: task hung in fib6_rules_net_exit
2024/06/08 14:55	linux-5.15.y	c61bd26ae81a	82c05ab8	.config	console log	report	info	[disk image] [vmlinux] [kernel image]	ci2-linux-5-15-kasan	INFO: task hung in fib6_rules_net_exit
2024/06/07 18:49	linux-5.15.y	c61bd26ae81a	82c05ab8	.config	console log	report	info	[disk image] [vmlinux] [kernel image]	ci2-linux-5-15-kasan	INFO: task hung in fib6_rules_net_exit
2024/06/03 12:06	linux-5.15.y	c61bd26ae81a	0aba2352	.config	console log	report	info	[disk image] [vmlinux] [kernel image]	ci2-linux-5-15-kasan	INFO: task hung in fib6_rules_net_exit

Crashes (4):