INFO: rcu detected stall in worker_thread (9)

Status: upstream: reported C repro on 2023/10/07 18:33
Subsystems: netfilter
Labels: prio:low
[Documentation on labels]
Reported-by: syzbot+225bfad78b079744fd5e@syzkaller.appspotmail.com
First crash: 1037d, last: 1h51m
Cause bisection: introduced by (bisect log) :
commit c2368b19807affd7621f7c4638cd2e17fec13021
Author: Jiri Pirko <jiri@nvidia.com>
Date: Fri Jul 29 07:10:35 2022 +0000

  net: devlink: introduce "unregistering" mark and use it during devlinks iteration

Crash: INFO: rcu detected stall in corrupted (log)
Repro: syz .config
  
▶ ▼ ✨ AI Jobs (2)
ID Workflow Result Correct Bug Created Started Finished Revision
0770d1dd assessment-security DenialOfService: ❌ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ❌ UserNamespace: ❌ VMGuestTrigger: ❌ VMHostTrigger: ❌ ❓ INFO: rcu detected stall in worker_thread (9) 2026/05/31 21:44 2026/05/31 21:44 2026/05/31 21:53 6b4a8443
dc6b7e2d assessment-security 💥 INFO: rcu detected stall in worker_thread (9) 2026/05/15 07:03 2026/05/15 07:03 2026/05/15 07:04 6ccb967e
▶ ▼ Discussions (25)
Title Replies (including bot) Last reply
[syzbot] Monthly netfilter report (Apr 2026) 0 (1) 2026/04/29 20:32
[syzbot] Monthly netfilter report (Mar 2026) 0 (1) 2026/03/31 08:07
[syzbot] Monthly netfilter report (Feb 2026) 0 (1) 2026/02/26 12:58
[syzbot] Monthly mm report (Dec 2025) 0 (1) 2025/12/18 10:06
[syzbot] Monthly netfilter report (Nov 2025) 0 (1) 2025/11/24 12:38
[syzbot] Monthly netfilter report (Sep 2025) 0 (1) 2025/09/20 18:33
[syzbot] Monthly mm report (Aug 2025) 0 (1) 2025/08/14 12:42
[syzbot] Monthly mm report (Jul 2025) 0 (1) 2025/07/14 07:23
[syzbot] Monthly mm report (Jun 2025) 0 (1) 2025/06/13 12:25
[syzbot] Monthly mm report (May 2025) 0 (1) 2025/05/12 13:34
[syzbot] Monthly mm report (Apr 2025) 0 (1) 2025/04/09 07:11
[syzbot] Monthly mm report (Mar 2025) 0 (1) 2025/03/08 22:16
[syzbot] Monthly mm report (Feb 2025) 0 (1) 2025/02/05 12:44
[syzbot] Monthly mm report (Jan 2025) 0 (1) 2025/01/06 10:01
[syzbot] Monthly netfilter report (Dec 2024) 0 (1) 2024/12/13 13:16
[syzbot] Monthly mm report (Nov 2024) 1 (2) 2024/11/04 12:58
[syzbot] Monthly mm report (Oct 2024) 0 (1) 2024/10/03 09:02
[syzbot] Monthly usb report (Sep 2024) 0 (1) 2024/09/14 10:58
[syzbot] Monthly mm report (Aug 2024) 0 (1) 2024/08/02 16:15
[syzbot] Monthly batman report (Jul 2024) 0 (1) 2024/07/15 18:58
[syzbot] Monthly mm report (Jul 2024) 0 (1) 2024/07/01 10:28
[syzbot] Monthly serial report (May 2024) 0 (1) 2024/05/06 13:18
[syzbot] Monthly netfilter report (Feb 2024) 0 (1) 2024/02/09 08:36
[syzbot] [net?] [usb?] INFO: rcu detected stall in worker_thread (9) 0 (3) 2023/11/14 18:18
[PATCH] media: imon: fix stall in worker_thread 4 (4) 2023/10/14 07:28
▶ ▼ Similar bugs (17)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in worker_thread (3) mm cgroups 1 1 2402d 2402d 0/29 closed as invalid on 2020/01/08 05:33
upstream INFO: rcu detected stall in worker_thread (4) mm cgroups 1 28 2402d 2402d 0/29 closed as invalid on 2020/01/09 08:13
linux-5.15 INFO: rcu detected stall in worker_thread 1 1 1042d 1042d 0/3 auto-obsoleted due to no activity on 2024/01/09 18:17
upstream INFO: rcu detected stall in worker_thread (8) kernel 1 1 1185d 1185d 0/29 auto-obsoleted due to no activity on 2023/08/07 05:14
upstream INFO: rcu detected stall in worker_thread (5) kernel 1 2 1526d 1563d 0/29 auto-closed as invalid on 2022/08/31 00:50
android-6-12 INFO: rcu detected stall in worker_thread 1 1 299d 299d 0/1 auto-obsoleted due to no activity on 2026/01/09 16:24
upstream INFO: rcu detected stall in worker_thread (2) cgroups mm 1 12 2402d 2402d 0/29 closed as invalid on 2020/01/08 05:23
upstream INFO: rcu detected stall in worker_thread mm cgroups 1 150 2437d 2438d 0/29 closed as invalid on 2019/12/04 14:14
linux-6.1 INFO: rcu detected stall in worker_thread 1 6 778d 808d 0/3 auto-obsoleted due to no activity on 2024/09/27 16:46
linux-6.6 INFO: rcu detected stall in worker_thread origin:lts-only 1 syz, C done 319 6d20h 414d 0/2 upstream: reported C repro on 2025/06/18 07:15
upstream INFO: rcu detected stall in worker_thread (6) kernel 1 1 1402d 1402d 0/29 auto-obsoleted due to no activity on 2023/01/12 15:50
linux-6.1 INFO: rcu detected stall in worker_thread (3) 1 1 17d 17d 0/3 upstream: reported on 2026/07/20 15:45
linux-5.15 INFO: rcu detected stall in worker_thread (2) 1 4 781d 786d 0/3 auto-obsoleted due to no activity on 2024/09/24 04:34
upstream INFO: rcu detected stall in worker_thread (7) kernel 1 1 1295d 1295d 0/29 auto-obsoleted due to no activity on 2023/04/27 16:37
linux-6.1 INFO: rcu detected stall in worker_thread (2) 1 1 561d 561d 0/3 auto-obsoleted due to no activity on 2025/05/01 18:18
upstream INFO: task hung in crda_timeout_work (8) wireless prio:high 1 syz, C done error 633 5d04h 678d 0/29 upstream: reported C repro on 2024/09/27 16:53
android-5-15 BUG: soft lockup in worker_thread origin:lts 1 syz, C done 1 710d 710d 0/2 auto-obsoleted due to no activity on 2024/12/04 04:19
▶ ▼ Last patch testing requests (6)
Created Duration User Patch Repo Result
2024/01/13 14:32 23m retest repro upstream report log
2023/12/13 13:09 18m retest repro upstream report log
2023/12/13 13:09 16m retest repro upstream report log
2023/12/13 13:09 23m retest repro upstream OK log
2023/10/10 03:05 48m twuufnxlz@gmail.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ce36c8b14987 OK log
2023/10/08 11:16 20m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master OK log

Sample crash report:
sched: DL replenish lagged too much
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5833/1:b..l
rcu: 	(detected by 1, t=10503 jiffies, g=8321, q=2293025 ncpus=2)
task:kworker/0:3     state:R  running task     stack:25240 pid:5833  tgid:5833  ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue:  0x0 (wg-crypt-wg1)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7238
 irqentry_exit+0x17b/0x670 kernel/entry/common.c:239
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_acquire+0x5e/0x380 kernel/locking/lockdep.c:5872
Code: 05 bb 7b 29 12 83 f8 07 0f 87 f0 00 00 00 48 0f a3 05 86 cf f4 0e 0f 82 c2 02 00 00 8b 35 6e 03 f5 0e 85 f6 0f 85 dd 00 00 00 <48> 8b 44 24 30 65 48 2b 05 5d 7b 29 12 0f 85 02 03 00 00 48 83 c4
RSP: 0018:ffffc90003b77618 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff8de54bd7 RDI: ffffffff8c1b1ea0
RBP: ffffffff8e7e7920 R08: 0000000002c048e3 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
 rcu_read_lock include/linux/rcupdate.h:850 [inline]
 class_rcu_constructor include/linux/rcupdate.h:1193 [inline]
 unwind_next_frame+0xd1/0x1ea0 arch/x86/kernel/unwind_orc.c:495
 __unwind_start+0x3d1/0x7f0 arch/x86/kernel/unwind_orc.c:773
 unwind_start arch/x86/include/asm/unwind.h:64 [inline]
 arch_stack_walk+0x73/0xf0 arch/x86/kernel/stacktrace.c:24
 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
 save_stack+0x162/0x1e0 mm/page_owner.c:165
 __reset_page_owner+0x84/0x190 mm/page_owner.c:320
 reset_page_owner include/linux/page_owner.h:25 [inline]
 __free_pages_prepare mm/page_alloc.c:1433 [inline]
 __free_frozen_pages+0x7e1/0x10d0 mm/page_alloc.c:2978
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x47/0xe0 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x1a0/0x1f0 mm/kasan/quarantine.c:286
 __kasan_kmalloc+0x8a/0xb0 mm/kasan/common.c:406
 kmalloc_noprof include/linux/slab.h:950 [inline]
 __kthread_create_on_node+0xce/0x3f0 kernel/kthread.c:483
 kthread_create_on_node+0xc7/0x100 kernel/kthread.c:559
 create_worker+0x420/0x750 kernel/workqueue.c:2815
 maybe_create_worker kernel/workqueue.c:3075 [inline]
 manage_workers kernel/workqueue.c:3152 [inline]
 worker_thread+0x8e2/0xe50 kernel/workqueue.c:3415
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Crashes (5649):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/04/08 10:31 upstream 3036cd0d3328 2c961e87 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in worker_thread
2026/03/16 06:18 upstream 4f3df2e5ea69 ee8d34d6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/23 11:29 upstream b927546677c8 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/20 08:52 upstream dd9b004b7ff3 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/20 03:47 upstream dd9b004b7ff3 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/17 21:25 upstream ea1013c15392 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2023/11/14 18:18 upstream 9bacdd8996c7 cb976f63 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2025/02/08 17:42 upstream 8f6629c004b1 ef44b750 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root INFO: rcu detected stall in worker_thread
2026/07/27 13:58 net 53658c6f3682 492bab15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/27 11:05 net 53658c6f3682 492bab15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/08 17:52 net 1a3267a8c9ec ab40da58 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/05/11 05:25 net 46e9b0224475 29233ece .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/10 08:25 net 7470a7a63dc1 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/31 06:29 net 1adaea51c61b d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/28 06:09 net-next edc84a9396ac 45ae1df4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/11 09:57 net-next 23dad2d088df d78ea535 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/06/29 04:48 net-next 805185b7c7a1 fb92f11c .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/06/23 06:39 net-next b85966adbf5d 5a630be6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/05/18 04:36 net-next 627ac78f2741 de5aae85 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/21 05:43 net-next 7b8e9264f55a d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/30 03:59 upstream fc02acf6ac0c cb1587ea .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/06/23 00:56 upstream ef0c9f75a195 5a630be6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/05/31 14:03 upstream 174914ea5513 6b4a8443 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/05/24 14:08 upstream 4cbfe4502e3d c69befb3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/04/19 06:37 upstream eb5249b12507 303e2802 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/04/05 08:34 upstream 3aae9383f42f 4440e7c2 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/03/19 08:29 upstream 8a30aeb0d1b4 0199f9a1 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/03/06 22:29 upstream 5ee8dbf54602 41d8037d .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/02/08 11:20 upstream e7aa57247700 4c131dc4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/01/13 10:38 upstream b71e635feefc d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/08 03:53 upstream f0b9d8eb98df d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/28 13:57 upstream d26143bb38e2 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/28 07:02 upstream d26143bb38e2 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/25 06:35 upstream ccd1cdca5cd4 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2025/12/18 20:07 upstream ea1013c15392 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2023/12/20 20:03 upstream 55cb5f43689d 3ad490ea .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2023/10/11 13:23 upstream 1c8b86a3799f 83165b57 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/07/28 09:12 net 9c88929cc18c 45ae1df4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/28 02:17 net 9c88929cc18c 4cb2b096 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/05/13 13:55 net f5b2772d1488 fec2a7ee .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/10 22:41 net cac2c363c41c d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/01/10 10:12 net 7470a7a63dc1 d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/28 11:43 net-next edc84a9396ac 45ae1df4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/06/21 14:02 net-next b85966adbf5d 43bfcdb0 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2025/12/21 10:14 net-next 7b8e9264f55a d6526ea3 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2023/10/03 18:27 upstream ce36c8b14987 65faba36 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/08/06 16:13 upstream 0d8395707651 c38879ea .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/06 12:51 upstream 0d8395707651 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/06 03:06 upstream 0d8395707651 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in worker_thread
2026/08/05 10:29 upstream c21bb4193868 b3eac40e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/08/05 10:27 upstream c21bb4193868 b3eac40e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/08/04 12:57 upstream 848acc8ffe1b d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/04 11:33 upstream 848acc8ffe1b a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/04 05:47 upstream c8e0d43058e6 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/04 01:31 upstream c8e0d43058e6 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/03 21:56 upstream c8e0d43058e6 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/03 17:38 upstream 075b74841bd0 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/03 14:59 upstream 075b74841bd0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/08/03 07:33 upstream bd1dde877520 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/08/03 04:49 upstream bd1dde877520 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/02 23:25 upstream bd1dde877520 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/08/02 01:00 upstream 2d2338c93da7 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in worker_thread
2026/08/01 19:40 upstream 0131b508c0e2 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/01 02:39 upstream 8ba098e6b6ff 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/30 22:35 upstream 11028ab62899 aaffb173 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/30 19:14 upstream 11028ab62899 aaffb173 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/30 13:58 upstream 11028ab62899 2377cd3d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/30 05:29 upstream 11028ab62899 cb1587ea .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/07/30 01:21 upstream fc02acf6ac0c cb1587ea .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/07/29 13:50 upstream fc02acf6ac0c cb1587ea .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/29 11:15 upstream fc02acf6ac0c 19622d9d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/28 23:38 upstream 62cc90241548 19622d9d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in worker_thread
2026/07/28 17:51 upstream 62cc90241548 19622d9d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/28 16:13 upstream 62cc90241548 19622d9d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/07/27 10:38 upstream f5098b6bae76 4a865b71 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto INFO: rcu detected stall in worker_thread
2026/08/06 11:13 upstream 0d8395707651 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in worker_thread
2026/07/30 12:21 upstream 11028ab62899 2377cd3d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in worker_thread
2026/07/28 08:28 upstream 62cc90241548 45ae1df4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in worker_thread
2026/07/28 01:26 upstream f5098b6bae76 4cb2b096 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: rcu detected stall in worker_thread
2026/08/05 00:20 net cf6f8b29befb d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/04 09:34 net d1ad8fb2ac6a a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/03 23:56 net af39eb111ce6 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/02 16:19 net af39eb111ce6 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/01 09:05 net af39eb111ce6 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/31 20:53 net 2195424c3da2 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/31 19:12 net 2195424c3da2 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/31 17:29 net 2195424c3da2 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/31 02:42 net 451c9075d6c5 aaffb173 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/30 17:55 net 54ad7ea45d63 2377cd3d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/29 20:30 net 3bd438a58e91 cb1587ea .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/29 03:08 net e095f249e220 19622d9d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/05 17:30 net-next a23b36233d41 b3eac40e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/05 14:57 net-next a23b36233d41 b3eac40e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/04 18:07 net-next 5b4f243f78a5 d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/04 15:58 net-next 5b4f243f78a5 d4abbeac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/04 02:46 net-next 8c7badd19e13 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/03 19:24 net-next 69963a0678a3 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/02 13:10 net-next 69963a0678a3 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/08/01 03:46 net-next 2fbade662450 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/31 04:37 net-next a5c6ae8de11e aaffb173 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in worker_thread
2026/07/28 13:20 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 5d5fd841c346 edc8a875 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in worker_thread
2026/04/12 16:15 linux-next cc13002a9f98 38c8e246 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: rcu detected stall in worker_thread
2026/04/06 20:29 linux-next cc13002a9f98 4440e7c2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in worker_thread
2026/08/04 07:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 7235a3e71949 a68cb31b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: rcu detected stall in worker_thread
2026/08/01 04:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e2d5e23967d0 7664cf44 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: rcu detected stall in worker_thread
2025/04/28 08:57 bpf b4432656b36e c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: soft lockup in worker_thread
2025/07/03 03:11 bpf-next 38d95beb4b24 0cd59a8f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: soft lockup in worker_thread
2026/08/06 01:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 7235a3e71949 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in worker_thread
2026/07/09 03:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a52d6c7160f7 b9f1ceaa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in worker_thread
* Struck through repros no longer work on HEAD.