syzbot


INFO: task hung in crda_timeout_work (7)

Status: upstream: reported on 2024/05/24 22:12
Subsystems: wireless
[Documentation on labels]
Reported-by: syzbot+ef89ef34c36478f35fab@syzkaller.appspotmail.com
First crash: 51d, last: now
Discussions (2)
Title Replies (including bot) Last reply
[syzbot] Monthly wireless report (Jun 2024) 0 (1) 2024/06/10 12:42
[syzbot] [wireless?] INFO: task hung in crda_timeout_work (7) 0 (1) 2024/05/24 22:12
Similar bugs (9)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in crda_timeout_work net 1 2099d 2099d 0/27 auto-closed as invalid on 2019/03/16 12:56
upstream INFO: task hung in crda_timeout_work (2) net 1 1912d 1912d 0/27 auto-closed as invalid on 2019/09/19 06:28
upstream INFO: task hung in crda_timeout_work (6) wireless 1 719d 719d 0/27 auto-closed as invalid on 2022/09/27 01:38
android-44 INFO: task hung in crda_timeout_work 1 2264d 2264d 0/2 auto-closed as invalid on 2019/02/22 14:39
upstream INFO: task hung in crda_timeout_work (3) wireless 8 1347d 1440d 0/27 auto-closed as invalid on 2021/01/06 02:49
upstream INFO: task hung in crda_timeout_work (5) wireless 1 1012d 1012d 0/27 auto-closed as invalid on 2021/12/07 21:47
linux-6.1 INFO: task hung in crda_timeout_work 46 20m 27d 0/3 upstream: reported on 2024/05/20 16:48
linux-5.15 INFO: task hung in crda_timeout_work 32 23h54m 26d 0/3 upstream: reported on 2024/05/21 09:52
upstream INFO: task hung in crda_timeout_work (4) wireless 1 1228d 1228d 0/27 auto-closed as invalid on 2021/05/17 11:47

Sample crash report:
INFO: task kworker/1:6:5199 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/1:6     state:D stack:25344 pid:5199  tgid:5199  ppid:2      flags:0x00004000
Workqueue: events_power_efficient crda_timeout_work
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
 crda_timeout_work+0x15/0x50 net/wireless/reg.c:540
 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>
INFO: task syz-executor.4:5763 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:syz-executor.4  state:D stack:27424 pid:5763  tgid:5762  ppid:5111   flags:0x00000006
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
 ppp_create_interface drivers/net/ppp/ppp_generic.c:3331 [inline]
 ppp_unattached_ioctl drivers/net/ppp/ppp_generic.c:1045 [inline]
 ppp_ioctl+0x78b/0x1cd0 drivers/net/ppp/ppp_generic.c:718
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb9ede7cea9
RSP: 002b:00007fb9eeb670c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb9edfb3f80 RCX: 00007fb9ede7cea9
RDX: 00000000200000c0 RSI: 00000000c004743e RDI: 0000000000000003
RBP: 00007fb9edeebff4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fb9edfb3f80 R15: 00007ffde45c3db8
 </TASK>
INFO: task syz-executor.3:5767 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:syz-executor.3  state:D stack:26128 pid:5767  tgid:5764  ppid:5098   flags:0x00004006
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
 rtnl_lock net/core/rtnetlink.c:79 [inline]
 rtnetlink_rcv_msg+0x842/0x1180 net/core/rtnetlink.c:6632

Crashes (879):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/06/16 21:21 upstream 2ccbdf43d5e7 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in crda_timeout_work
2024/06/16 20:13 upstream 2ccbdf43d5e7 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in crda_timeout_work
2024/06/16 15:17 upstream 2ccbdf43d5e7 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in crda_timeout_work
2024/06/15 15:09 upstream 2ccbdf43d5e7 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in crda_timeout_work
2024/06/15 12:21 upstream 2ccbdf43d5e7 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 22:57 upstream 2ccbdf43d5e7 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in crda_timeout_work
2024/06/13 15:28 upstream 2ccbdf43d5e7 2aa5052f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in crda_timeout_work
2024/05/24 13:46 upstream 8f6a15f095a6 8f98448e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in crda_timeout_work
2024/06/16 22:35 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 12:33 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 11:23 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 08:53 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 08:43 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 07:41 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 06:40 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 05:17 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 04:12 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 02:44 net be27b8965297 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 18:44 net be27b8965297 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 14:49 net be27b8965297 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 12:39 net be27b8965297 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 11:48 net be27b8965297 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/05/20 16:57 net b1fa60ec252f c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in crda_timeout_work
2024/06/17 01:01 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 23:51 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 18:19 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 16:17 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 13:44 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/16 03:09 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 22:39 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 21:37 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 21:24 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 20:24 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 19:22 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 18:19 net-next 3ec8d7572a69 f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 06:19 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 03:22 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/15 02:11 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 23:53 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 21:08 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 20:07 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 17:41 net-next 3ec8d7572a69 8d849073 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 13:42 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 10:39 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 08:31 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 07:10 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 05:53 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 04:01 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 02:52 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 00:55 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/14 00:49 net-next 3ec8d7572a69 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in crda_timeout_work
2024/06/13 14:10 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 crda_timeout_work
2024/05/05 02:52 linux-next 9221b2819b8a 610f2a54 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in crda_timeout_work
* Struck through repros no longer work on HEAD.