syzbot


INFO: task hung in ieee80211_unregister_hw

Status: upstream: reported on 2024/05/30 20:15
Subsystems: wireless
[Documentation on labels]
Reported-by: syzbot+2782e03212f5ae711088@syzkaller.appspotmail.com
First crash: 35d, last: 9h25m
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [wireless?] INFO: task hung in ieee80211_unregister_hw 0 (1) 2024/05/30 20:15
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 INFO: task hung in ieee80211_unregister_hw 1 7d05h 7d05h 0/3 upstream: reported on 2024/06/11 08:31

Sample crash report:
INFO: task kworker/u8:5:1052 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:5    state:D stack:19960 pid:1052  tgid:1052  ppid:2      flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x1796/0x49d0 kernel/sched/core.c:6745
 __schedule_loop kernel/sched/core.c:6822 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6837
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
 ieee80211_unregister_hw+0x55/0x2c0 net/mac80211/main.c:1651
 mac80211_hwsim_del_radio+0x2c2/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5576
 hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6453
 ops_exit_list net/core/net_namespace.c:173 [inline]
 cleanup_net+0x802/0xcc0 net/core/net_namespace.c:640
 process_one_work kernel/workqueue.c:3231 [inline]
 process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Crashes (139):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/06/17 21:25 upstream 2ccbdf43d5e7 1f11cfd7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in ieee80211_unregister_hw
2024/06/17 08:49 upstream 2ccbdf43d5e7 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/15 18:06 upstream 2ccbdf43d5e7 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/15 00:07 upstream 2ccbdf43d5e7 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/13 17:53 upstream 2ccbdf43d5e7 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/13 00:15 upstream cea2a26553ac 2aa5052f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/12 20:45 upstream cea2a26553ac 4d75f4f7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/12 05:01 upstream 2ef5971ff345 4d75f4f7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in ieee80211_unregister_hw
2024/06/11 15:03 upstream 83a7eefedc9b c7d7d815 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/11 13:42 upstream 83a7eefedc9b c7d7d815 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in ieee80211_unregister_hw
2024/06/11 11:44 upstream 83a7eefedc9b c7d7d815 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/10 10:39 upstream 83a7eefedc9b 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/09 20:27 upstream b8481381d4e2 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/09 06:45 upstream 771ed66105de 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/09 03:54 upstream 061d1af7b030 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in ieee80211_unregister_hw
2024/06/09 02:52 upstream 061d1af7b030 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/08 01:35 upstream 96e09b8f8166 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in ieee80211_unregister_hw
2024/06/06 12:51 upstream 2df0193e62cf 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/06 05:36 upstream 71d7b52cc33b 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/06 04:11 upstream 71d7b52cc33b 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in ieee80211_unregister_hw
2024/05/28 23:05 upstream e0cce98fe279 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/05/26 19:59 upstream c13320499ba0 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in ieee80211_unregister_hw
2024/06/17 15:11 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/17 13:55 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/17 11:50 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/16 21:43 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/16 08:12 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/14 17:57 net be27b8965297 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/12 17:24 net 144ba8580bcb 4d75f4f7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/11 05:32 net 36534d3c5453 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/09 09:18 net c44711b78608 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/18 04:11 net-next 3ec8d7572a69 1f11cfd7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/17 02:54 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/16 01:21 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/15 07:04 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/14 22:10 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/14 20:55 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/14 12:09 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/14 06:32 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/14 00:59 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/12 13:53 net-next 45403b12c29c 4d75f4f7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/11 03:08 net-next 2ba6d15786f6 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/10 16:59 net-next 2ba6d15786f6 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/08 12:57 net-next a99997323654 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/08 03:52 net-next a99997323654 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/07 13:45 net-next 62b5bf58b928 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/07 07:17 net-next 62b5bf58b928 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/06 22:25 net-next 98aa546af5e4 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in ieee80211_unregister_hw
2024/06/15 08:53 linux-next a957267fa7e9 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/13 12:48 linux-next a957267fa7e9 2aa5052f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/13 10:49 linux-next a957267fa7e9 2aa5052f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/10 14:57 linux-next d35b2284e966 048c640a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/09 14:59 linux-next d35b2284e966 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/08 07:24 linux-next d35b2284e966 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/06/07 14:54 linux-next d35b2284e966 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
2024/05/14 10:38 linux-next 26dd54d03cd9 fdb4c10c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in ieee80211_unregister_hw
* Struck through repros no longer work on HEAD.