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INFO: task hung in reg_process_self_managed_hints

Status: upstream: reported C repro on 2023/08/21 16:36
Subsystems: wireless
[Documentation on labels]
Reported-by: syzbot+1f16507d9ec05f64210a@syzkaller.appspotmail.com
First crash: 663d, last: 2h49m
Cause bisection: introduced by (bisect log) :
commit d15121be7485655129101f3960ae6add40204463
Author: Paolo Abeni <pabeni@redhat.com>
Date: Mon May 8 06:17:44 2023 +0000

  Revert "softirq: Let ksoftirqd do its job"

Crash: INFO: rcu detected stall in corrupted (log)
Repro: C syz .config
  
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[syzbot] Monthly wireless report (Apr 2024) 0 (1) 2024/04/05 12:46
[syzbot] [net?] [wireless?] INFO: task hung in reg_process_self_managed_hints 0 (1) 2023/08/21 16:36
▶ ▼ Similar bugs (12)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: rcu detected stall in corrupted origin:upstream missing-backport C 3888 7d10h 774d 0/3 upstream: reported C repro on 2023/03/13 04:03
upstream INFO: task hung in exit_aio (4) fs 6 133d 199d 0/28 auto-obsoleted due to no activity on 2025/03/13 05:51
android-5-15 BUG: soft lockup in corrupted origin:upstream C error 33 223d 379d 0/2 upstream: reported C repro on 2024/04/11 09:01
upstream BUG: workqueue lockup (5) wireguard C done 12059 6m 1928d 0/28 upstream: reported C repro on 2020/01/14 22:04
upstream INFO: task hung in nsim_destroy (4) net 426 37d 329d 0/28 upstream: reported on 2024/05/31 11:16
upstream INFO: rcu detected stall in corrupted (4) pci mm C done inconclusive 648 3h03m 1694d 0/28 upstream: reported C repro on 2020/09/04 18:49
linux-4.14 BUG: soft lockup in corrupted C error 12 999d 1482d 0/1 upstream: reported C repro on 2021/04/04 06:30
upstream INFO: task hung in reg_check_chans_work (7) wireless C error 456 3d12h 214d 0/28 upstream: reported C repro on 2024/09/23 08:39
linux-4.19 INFO: rcu detected stall in corrupted C error 2 1191d 1898d 0/1 upstream: reported C repro on 2020/02/13 05:06
upstream INFO: task hung in uevent_show (2) kernel C inconclusive 8270 26m 167d 0/28 upstream: reported C repro on 2024/11/09 14:37
linux-4.19 BUG: soft lockup in corrupted C error 3 1028d 1216d 0/1 upstream: reported C repro on 2021/12/26 20:46
linux-5.15 INFO: rcu detected stall in corrupted origin:lts-only C error 17 1d00h 551d 0/3 upstream: reported C repro on 2023/10/23 02:41
▶ ▼ Last patch testing requests (5)
Created Duration User Patch Repo Result
2024/12/06 01:00 18m retest repro upstream report log
2024/12/06 00:33 26m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2024/08/02 03:14 33m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2024/08/02 02:34 19m retest repro upstream report log
2023/09/02 18:30 24m retest repro upstream report log
▶ ▼ Fix bisection attempts (5)
Created Duration User Patch Repo Result
2024/03/05 17:00 2h32m bisect fix upstream OK (0) job log log
2024/01/10 16:37 3h48m bisect fix upstream OK (0) job log log
2023/12/11 05:42 3h06m bisect fix upstream OK (0) job log log
2023/11/10 01:23 3h50m bisect fix upstream OK (0) job log log
2023/10/10 18:14 5h01m bisect fix upstream OK (0) job log log

Sample crash report:
INFO: task syz-executor296:5042 blocked for more than 143 seconds.
      Not tainted 6.5.0-rc6-syzkaller-00200-gd4ddefee5160 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor296 state:D stack:24336 pid:5042  ppid:5038   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 schedule+0xe7/0x1b0 kernel/sched/core.c:6786
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6845
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0x967/0x1340 kernel/locking/mutex.c:747
 wiphy_lock include/net/cfg80211.h:5776 [inline]
 reg_process_self_managed_hints+0x78/0x170 net/wireless/reg.c:3181

Crashes (349):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/08/19 14:06 upstream d4ddefee5160 d216d8a0 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in reg_process_self_managed_hints
2024/06/12 15:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8867bbd4a056 4d75f4f7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2024/12/18 11:02 upstream 59dbb9d81adf a0626d3a .config console log report syz / log [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root INFO: task hung in reg_process_self_managed_hints
2025/04/25 07:12 upstream e72e9e693307 e3715315 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: task hung in reg_process_self_managed_hints
2025/04/23 15:20 upstream bc3372351d0c 57d54c08 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: task hung in reg_process_self_managed_hints
2025/04/07 18:43 upstream 0af2f6be1b42 a2ada0e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in reg_process_self_managed_hints
2025/04/06 10:24 upstream f4d2ef48250a 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: task hung in reg_process_self_managed_hints
2025/04/03 23:35 upstream a2cc6ff5ec8f d7ae3a11 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: task hung in reg_process_self_managed_hints
2025/03/26 13:19 upstream 2df0c02dab82 89d30d73 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in reg_process_self_managed_hints
2025/01/30 06:07 upstream 805ba04cb7cc afe4eff5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in reg_process_self_managed_hints
2025/01/26 19:20 upstream aa22f4da2a46 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in reg_process_self_managed_hints
2025/01/26 00:48 upstream b46c89c08f41 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in reg_process_self_managed_hints
2025/01/27 08:24 upstream c2da8b3f914f 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in reg_process_self_managed_hints
2023/07/09 14:28 upstream 1c7873e33645 668cb1fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root INFO: task hung in reg_process_self_managed_hints
2025/01/30 09:00 net 9e6c4e6b605c afe4eff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in reg_process_self_managed_hints
2025/02/06 05:28 net-next 0bea93fdbaf8 577d049b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in reg_process_self_managed_hints
2025/03/29 16:11 linux-next e21edb1638e8 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in reg_process_self_managed_hints
2025/04/25 23:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/22 14:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 53a8b9bd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/22 02:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/21 20:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/21 06:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/21 06:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/20 10:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/20 03:21 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/20 01:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/19 17:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/19 11:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/17 22:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/17 02:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 23b969b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/16 23:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 23b969b7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/15 08:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/14 16:37 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/14 02:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/13 13:52 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/13 10:05 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/13 02:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/11 12:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 12ba9c21 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/10 19:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 1bc60a19 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/10 16:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 988b336c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/09 19:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2fe2b96c3818 988b336c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/08 23:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 0af2f6be1b42 b133e63a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/07 11:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 0af2f6be1b42 a2ada0e7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/06 01:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci d6b13dbd03b7 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/05 22:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci d6b13dbd03b7 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/05 12:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci d6b13dbd03b7 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/04 21:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci d6b13dbd03b7 1c4febdb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/04 19:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci d6b13dbd03b7 1c4febdb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/03 20:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci d6b13dbd03b7 d7ae3a11 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/03 08:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 996a9618 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/03 00:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 996a9618 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/01 16:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 d863cf4b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/04/01 08:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 36d76a97 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/31 20:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 36d76a97 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/31 10:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/30 16:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/30 04:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/29 22:26 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/29 20:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/28 17:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 49900278 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/27 01:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 89d30d73 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
2025/03/26 17:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 89d30d73 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in reg_process_self_managed_hints
* Struck through repros no longer work on HEAD.