INFO: task hung in rtnetlink_rcv

Kernel	Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-4.19	INFO: task hung in rtnetlink_rcv_msg (2)	1				14	1290d	1469d	0/1	auto-closed as invalid on 2022/05/18 11:30
linux-4.19	INFO: task hung in rtnetlink_rcv_msg (3)	1				8	903d	1136d	0/1	upstream: reported on 2022/06/20 23:55
linux-4.19	INFO: task hung in rtnetlink_rcv_msg	1				11	1721d	2043d	0/1	auto-closed as invalid on 2021/03/12 19:03
upstream	INFO: task hung in rtnetlink_rcv_msg (2) net	1	C	inconclusive		548	129d	337d	0/29	closed as invalid on 2025/04/18 16:40
linux-6.1	INFO: task hung in rtnetlink_rcv_msg (3) origin:lts-only	1	syz		error	17	16d	315d	0/3	upstream: reported syz repro on 2024/09/19 14:16
linux-5.15	INFO: task hung in rtnetlink_rcv_msg (3)	1				1	105d	105d	0/3	auto-obsoleted due to no activity on 2025/07/26 04:34
upstream	INFO: task hung in rtnetlink_rcv_msg net	1	C	inconclusive	inconclusive	1970	387d	2351d	26/29	fixed on 2024/07/09 19:14
linux-4.14	INFO: task hung in rtnetlink_rcv_msg	1				1	882d	882d	0/1	upstream: reported on 2023/03/01 21:15
linux-5.15	INFO: task hung in rtnetlink_rcv_msg (2)	1				70	258d	549d	0/3	auto-obsoleted due to no activity on 2025/01/24 13:11
linux-6.1	INFO: task hung in rtnetlink_rcv_msg (2)	1				67	387d	551d	0/3	auto-obsoleted due to no activity on 2024/09/17 07:45
linux-6.1	INFO: task hung in rtnetlink_rcv_msg	1				1	672d	672d	0/3	auto-obsoleted due to no activity on 2024/01/09 18:18
android-6-12	INFO: task hung in rtnetlink_rcv_msg	1				112	10h40m	40d	0/1	premoderation: reported on 2025/06/21 07:28
upstream	INFO: task hung in cangw_pernet_exit (3) can	1	syz	unreliable		290	1311d	1417d	0/29	closed as invalid on 2022/02/08 10:22

INFO: task syz-executor.2:21935 blocked for more than 143 seconds. Not tainted 5.15.120-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:26456 pid:21935 ppid: 3531 flags:0x00004006 Call Trace: <TASK> context_switch kernel/sched/core.c:5026 [inline] __schedule+0x12c4/0x4590 kernel/sched/core.c:6372 schedule+0x11b/0x1f0 kernel/sched/core.c:6455 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6514 __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 rtnl_lock net/core/rtnetlink.c:72 [inline] rtnetlink_rcv_msg+0x94c/0xee0 net/core/rtnetlink.c:5590 netlink_rcv_skb+0x1cf/0x410 net/netlink/af_netlink.c:2504 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x7b6/0x980 net/netlink/af_netlink.c:1356 netlink_sendmsg+0xa30/0xd60 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0x59e/0x8f0 net/socket.c:2412 ___sys_sendmsg+0x252/0x2e0 net/socket.c:2466 __sys_sendmsg net/socket.c:2495 [inline] __do_sys_sendmsg net/socket.c:2504 [inline] __se_sys_sendmsg+0x19a/0x260 net/socket.c:2502 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f46cc40bb29 RSP: 002b:00007f46ca94b0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f46cc52b120 RCX: 00007f46cc40bb29 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000007 RBP: 00007f46cc45747a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f46cc52b120 R15: 00007fff13c2e308 </TASK> Showing all locks held in the system: 3 locks held by kworker/1:1/25:

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2023/07/14 21:13	linux-5.15.y	d54cfc420586	35d9ecc5	.config	console log	report			info	[disk image] [vmlinux] [kernel image]	ci2-linux-5-15-kasan	INFO: task hung in rtnetlink_rcv_msg

Crashes (1):

Assets (help?)