BUG: workqueue lockup (5)

Status: upstream: reported C repro on 2020/01/14 22:04
Subsystems: kernel
Labels: prio:low
[Documentation on labels]
Reported-by: syzbot+f0b66b520b54883d4b9d@syzkaller.appspotmail.com
First crash: 2433d, last: 4h20m
Cause bisection: introduced by (bisect log) :
commit ebe02de2c60caa3ee5a1b39c7c8b2a40e1fda2d8
Author: Himanshu Jha <himanshujha199640@gmail.com>
Date: Tue Aug 29 13:12:27 2017 +0000

  drm/amd/powerplay/hwmgr: Remove null check before kfree

Crash: WARNING in __x86_set_memory_region (log)
Repro: C syz .config
  
▶ ▼ ✨ AI Jobs (1)
ID Workflow Result Correct Bug Created Started Finished Revision
bab98703 assessment-security DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ❌ UserNamespace: ❌ VMGuestTrigger: ❌ VMHostTrigger: ❌ ✅ BUG: workqueue lockup (5) 2026/05/08 07:47 2026/05/08 09:32 2026/05/08 13:01 5633175a
▶ ▼ Discussions (11)
Title Replies (including bot) Last reply
[syzbot] Monthly net report (Nov 2025) 0 (1) 2025/11/17 07:50
[syzbot] Monthly net report (Oct 2025) 0 (1) 2025/10/16 08:36
[syzbot] Monthly arm report (Sep 2025) 0 (1) 2025/09/21 22:02
[syzbot] Monthly net report (Sep 2025) 0 (1) 2025/09/15 06:54
[syzbot] Monthly net report (Aug 2025) 0 (1) 2025/08/14 12:42
[syzbot] Monthly net report (Jul 2025) 0 (1) 2025/07/14 07:23
[syzbot] Monthly wireguard report (May 2025) 0 (1) 2025/05/12 06:34
[syzbot] Monthly net report (Oct 2024) 0 (1) 2024/10/03 09:02
[syzbot] Monthly kernfs report (Aug 2024) 0 (1) 2024/08/13 12:33
[syzbot] Monthly kernfs report (Jul 2024) 0 (1) 2024/07/09 14:10
BUG: workqueue lockup (5) 0 (1) 2020/01/14 22:04
▶ ▼ Similar bugs (64)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: workqueue lockup (4) block -1 syz, C 47 2487d 2894d 15/29 fixed on 2019/12/13 00:31
linux-5.15 BUG: workqueue lockup missing-backport origin:upstream -1 syz, C done 642 13d 1278d 0/3 upstream: reported C repro on 2023/03/11 08:51
android-5-15 BUG: workqueue lockup origin:upstream missing-backport -1 syz, C error 8438 13h13m 1175d 0/2 upstream: reported C repro on 2023/06/22 22:19
upstream BUG: workqueue lockup (2) -1 syz, C 406 3044d 3202d 5/29 fixed on 2018/05/13 10:02
linux-4.14 BUG: workqueue lockup -1 syz, C 282 1288d 2690d 0/1 upstream: reported C repro on 2019/04/29 11:26
upstream BUG: workqueue lockup -1 syz, C 172 3224d 3235d 3/29 fixed on 2017/11/11 01:37
android-5-10 BUG: workqueue lockup (2) -1 syz, C error 17114 28m 1284d 0/2 upstream: reported C repro on 2023/03/05 21:10
upstream BUG: workqueue lockup (3) -1 syz, C 1215 2988d 3040d 8/29 fixed on 2018/07/09 18:05
android-6-1 BUG: workqueue lockup origin:upstream missing-backport -1 syz, C error 7957 1h04m 1144d 0/2 upstream: reported C repro on 2023/07/23 17:25
linux-6.6 BUG: workqueue lockup origin:upstream -1 syz, C error 59 35d 449d 0/2 upstream: reported C repro on 2025/06/17 05:08
android-414 BUG: workqueue lockup -1 syz, C 114 2553d 2708d 0/1 public: reported C repro on 2019/04/11 00:00
linux-4.19 BUG: workqueue lockup -1 syz, C error 41 1282d 2697d 0/1 upstream: reported C repro on 2019/04/22 20:37
android-5-10 BUG: workqueue lockup -1 syz, C error 25 1683d 1781d 0/2 closed as invalid on 2022/02/22 17:18
android-49 BUG: workqueue lockup -1 syz, C 69 2477d 2708d 0/3 public: reported C repro on 2019/04/11 08:44
android-6-12 BUG: workqueue lockup -1 1 418d 418d 0/1 auto-obsoleted due to no activity on 2025/10/16 16:41
linux-6.1 BUG: workqueue lockup origin:upstream missing-backport -1 syz, C unreliable 628 2d15h 1282d 0/3 upstream: reported C repro on 2023/03/07 17:51
linux-6.1 INFO: rcu detected stall in corrupted origin:upstream missing-backport 1 syz, C inconclusive 4057 6d23h 1276d 0/3 upstream: reported C repro on 2023/03/13 04:03
upstream INFO: task hung in inet_rtm_newaddr prio:normal net 1 syz, C done 194 5m 622d 0/29 upstream: reported C repro on 2024/12/26 09:45
upstream INFO: task hung in exit_aio (4) fs 1 6 635d 701d 0/29 auto-obsoleted due to no activity on 2025/03/13 05:51
android-5-15 BUG: soft lockup in corrupted origin:upstream 1 syz, C error 33 725d 881d 0/2 upstream: reported C repro on 2024/04/11 09:01
upstream INFO: task hung in nsim_destroy (4) prio:high net 1 syz, C error error 477 20h31m 831d 0/29 upstream: reported C repro on 2024/05/31 11:16
upstream INFO: task hung in hub_port_init (3) prio:low usb 1 syz, C error 1164 1d09h 1261d 0/29 upstream: reported C repro on 2023/03/28 12:23
upstream INFO: task hung in reg_process_self_managed_hints prio:high wireless 1 syz, C done 1443 19m 1115d 0/29 upstream: reported C repro on 2023/08/21 16:36
linux-6.6 INFO: rcu detected stall in corrupted origin:lts-only 1 syz, C done 121 6d23h 443d 0/2 upstream: reported C repro on 2025/06/23 09:19
upstream INFO: rcu detected stall in corrupted (4) prio:low tipc 1 syz, C done inconclusive 849 2d18h 2196d 0/29 upstream: reported C repro on 2020/09/04 18:49
linux-4.14 BUG: soft lockup in corrupted 1 syz, C error 12 1501d 1984d 0/1 upstream: reported C repro on 2021/04/04 06:30
upstream INFO: task hung in reg_check_chans_work (7) prio:normal wireless 1 syz, C error 1627 1h04m 716d 0/29 upstream: reported C repro on 2024/09/23 08:39
android-6-12 INFO: rcu detected stall in corrupted origin:lts 1 syz 2 198d 318d 0/1 auto-obsoleted due to no activity on 2026/05/24 04:58
upstream INFO: task hung in linkwatch_event (4) prio:low net 1 syz, C done 4265 45m 774d 0/29 upstream: reported C repro on 2024/07/27 06:21
linux-4.19 INFO: rcu detected stall in corrupted 1 syz, C error 2 1693d 2400d 0/1 upstream: reported C repro on 2020/02/13 05:06
upstream INFO: task hung in uevent_show (2) kernel 1 syz, C inconclusive 8325 431d 669d 29/29 fixed on 2025/07/17 21:22
upstream INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 76343 13m 766d 0/29 upstream: reported syz repro on 2024/08/04 19:22
linux-4.19 BUG: soft lockup in corrupted 1 syz, C error 3 1530d 1718d 0/1 upstream: reported C repro on 2021/12/26 20:46
linux-5.15 INFO: rcu detected stall in corrupted origin:lts-only 1 syz, C error 166 1d21h 1052d 0/3 upstream: reported C repro on 2023/10/23 02:41
upstream INFO: task hung in do_fb_ioctl (4) fbdev 1 1 1214d 1214d 0/29 auto-obsoleted due to no activity on 2023/07/13 16:33
upstream INFO: task hung in do_fb_ioctl (3) fbdev 1 2 1441d 1466d 0/29 auto-obsoleted due to no activity on 2023/01/02 23:29
upstream INFO: task hung in do_fb_ioctl (5) fbdev 1 1 721d 721d 0/29 auto-obsoleted due to no activity on 2024/12/17 19:15
upstream INFO: task hung in do_fb_ioctl (2) fbdev 1 1 1661d 1661d 0/29 auto-closed as invalid on 2022/05/22 20:52
linux-6.1 INFO: task hung in do_fb_ioctl 1 1 409d 409d 0/3 auto-obsoleted due to no activity on 2025/11/04 03:50
linux-6.6 INFO: task hung in do_fb_ioctl 1 1 337d 337d 0/2 auto-obsoleted due to no activity on 2026/01/15 02:24
linux-4.19 INFO: task hung in do_fb_ioctl 1 1 2435d 2435d 0/1 auto-closed as invalid on 2020/05/08 18:42
upstream INFO: task hung in do_fb_ioctl fbdev 1 47 2224d 2432d 0/29 closed as dup on 2020/07/27 22:56
linux-4.14 INFO: task hung in do_fb_ioctl 1 syz, C error 24 2113d 2472d 0/1 upstream: reported C repro on 2019/12/03 05:09
linux-4.19 INFO: task hung in do_fb_ioctl (2) 1 syz, C done 7 1844d 2259d 1/1 fixed on 2021/09/21 12:35
linux-5.15 INFO: task hung in do_fb_ioctl 1 4 10d 39d 0/3 upstream: reported on 2026/08/01 07:10
upstream INFO: rcu detected stall in sys_newfstatat (4) prio:high mm tomoyo 1 syz, C error 635 2d19h 1415d 0/29 upstream: reported C repro on 2022/10/25 00:38
linux-6.1 INFO: rcu detected stall in sys_newfstatat origin:upstream 1 syz, C done 8 641d 1179d 3/3 fixed on 2025/01/19 08:56
linux-6.1 INFO: rcu detected stall in sys_newfstatat (2) origin:lts-only 1 syz inconclusive 7 21d 560d 0/3 upstream: reported syz repro on 2025/02/26 19:28
linux-5.15 INFO: rcu detected stall in sys_newfstatat (2) origin:lts-only 1 syz, C done 16 67d 370d 0/3 upstream: reported C repro on 2025/09/04 12:06
linux-6.6 INFO: rcu detected stall in sys_newfstatat (2) 1 5 32d 122d 0/2 upstream: reported on 2026/05/10 20:40
linux-5.15 INFO: rcu detected stall in sys_newfstatat 1 19 491d 884d 0/3 auto-obsoleted due to no activity on 2025/08/14 00:29
linux-6.6 INFO: rcu detected stall in sys_newfstatat 1 7 227d 329d 0/2 auto-obsoleted due to no activity on 2026/05/05 12:53
upstream INFO: rcu detected stall in sys_newfstatat (2) kernfs 1 1 1670d 1670d 0/29 auto-closed as invalid on 2022/05/13 02:53
upstream INFO: rcu detected stall in newfstatat (3) usb 1 syz, C done 267 1d12h 1187d 0/29 upstream: reported C repro on 2023/06/10 09:07
upstream INFO: rcu detected stall in sys_newfstatat (3) tomoyo 1 1 1557d 1557d 0/29 auto-closed as invalid on 2022/09/03 09:55
upstream INFO: rcu detected stall in shmem_fault (4) kernel 1 1 1348d 1348d 0/29 auto-obsoleted due to no activity on 2023/04/08 07:17
linux-5.15 INFO: rcu detected stall in shmem_fault (2) 1 28 8d14h 828d 0/3 upstream: reported on 2024/06/03 20:13
linux-6.6 INFO: rcu detected stall in shmem_fault 1 9 197d 450d 0/2 auto-obsoleted due to no activity on 2026/06/04 20:40
linux-6.1 INFO: rcu detected stall in shmem_fault 1 7 760d 824d 0/3 auto-obsoleted due to no activity on 2024/11/18 20:23
upstream INFO: rcu detected stall in shmem_fault (5) cgroups mm 1 3 1118d 1139d 23/29 fixed on 2023/10/12 12:48
linux-5.15 INFO: rcu detected stall in shmem_fault 1 1 1103d 1103d 0/3 auto-obsoleted due to no activity on 2023/12/11 11:17
upstream INFO: rcu detected stall in shmem_fault (3) mm fs 1 4 1597d 1598d 0/29 auto-closed as invalid on 2022/06/25 08:10
linux-6.1 INFO: rcu detected stall in shmem_fault (2) 1 22 115d 631d 0/3 auto-obsoleted due to no activity on 2026/08/25 07:39
upstream INFO: rcu detected stall in shmem_fault (6) mm prio:low 1 syz, C 264 6d10h 720d 0/29 upstream: reported C repro on 2024/09/19 14:28
▶ ▼ Fix bisection attempts (5)
Created Duration User Patch Repo Result
2022/02/04 03:38 25m bisect fix upstream OK (0) job log log
2021/10/10 21:15 29m bisect fix upstream OK (0) job log log
2021/06/12 16:53 28m bisect fix upstream OK (0) job log log
2021/04/01 05:06 27m bisect fix upstream OK (0) job log log
2020/11/07 06:59 21m bisect fix upstream OK (0) job log log

Sample crash report:
BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 144s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x100
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: ovs_dp_masks_rebalance, 2*psi_avgs_work
workqueue events_long: flags=0x100
  pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=4 refcnt=5
    pending: 4*defense_work_handler
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3
    pending: 2*defense_work_handler
workqueue events_unbound: flags=0x2
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2
    pending: flush_memcg_stats_dwork
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3
    pending: toggle_allocation_gate, crng_reseed
workqueue events_power_efficient: flags=0x180
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=6 refcnt=7
    in-flight: 42:gc_worker for 21s
    pending: do_cache_clean, 2*neigh_managed_work, 2*neigh_periodic_work
workqueue kvfree_rcu_reclaim: flags=0xa
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2
    pending: kfree_rcu_monitor
workqueue writeback: flags=0x4a
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2
    pending: wb_workfn
workqueue ipv6_addrconf: flags=0x6000a
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=9
    pending: addrconf_verify_work
    inactive: 5*addrconf_verify_work
pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=21s workers=3 idle: 24 792

Crashes (17770):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/04/03 21:23 upstream d8a9a4b11a13 4440e7c2 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root BUG: workqueue lockup
2021/10/21 04:11 upstream 8e37395c3a5d f111d03b .config console log report syz C ci-upstream-kasan-gce-root BUG: workqueue lockup
2021/08/01 16:22 upstream f3438b4c4e69 6c236867 .config console log report syz C ci-upstream-kasan-gce-root BUG: workqueue lockup
2026/07/27 10:42 net 53658c6f3682 492bab15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce BUG: workqueue lockup
2025/12/16 11:40 linux-next 4a5663c04bb6 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce BUG: workqueue lockup
2026/08/24 23:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 68f892e99df9 23caa175 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/22 09:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 21d6ac051080 1e72964b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/16 03:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 21d6ac051080 746171ee .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/14 11:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 21d6ac051080 b13552fe .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/13 12:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 21d6ac051080 67796a05 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/06 11:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 7235a3e71949 cd5b1963 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/29 06:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 365f9c7a6b81 19622d9d .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/19 06:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 72524a66 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/18 06:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 72524a66 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/18 04:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 72524a66 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/17 19:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 7f27c57a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/16 21:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 8f30cfd7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/16 16:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 8f30cfd7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/15 12:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a13c140cc289 209f0369 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/11 15:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a52d6c7160f7 d78ea535 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/08 18:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a52d6c7160f7 ab40da58 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/06 18:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a52d6c7160f7 88b240e4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/19 09:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c2a9495bd873 d7ffd47b .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/17 04:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c2a9495bd873 0e4b3e40 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/13 00:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596d152bc5e3 1d2f3589 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/11 10:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 596d152bc5e3 b754d2d8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/10 11:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ffe7bef3786c 34dab4be .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/09 17:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ffe7bef3786c c36c07f6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/07 06:27 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ffe7bef3786c cc095639 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/04 22:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ec7ef10b77a6 197909be .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/04 04:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ec7ef10b77a6 197909be .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/01 06:27 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 4b4362973b6f 6b4a8443 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/30 09:25 https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux master 45c13f3f9e3b 2f52988a .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64 BUG: workqueue lockup
2020/06/30 23:05 upstream 9ebcfadb0610 917afeaa .config console log report syz C ci-upstream-kasan-gce-smack-root
2020/01/11 06:19 upstream e69ec487b2c7 4de4e9f0 .config console log report syz C ci-upstream-kasan-gce-root
2026/05/16 02:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5cbb61bf4168 81fb92f3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: soft lockup in corrupted
2026/09/03 05:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f1b8fa82cab7 85995287 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/23 10:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 21d6ac051080 1e72964b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/05 14:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 7235a3e71949 b3eac40e .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/07 09:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a52d6c7160f7 8e71ce95 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/07/04 14:30 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a52d6c7160f7 fcece630 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/24 00:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 92e3f6ef4ffb 042555ff .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/23 05:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 92e3f6ef4ffb 5a630be6 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/15 04:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c2a9495bd873 1d2f3589 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/04 15:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ec7ef10b77a6 197909be .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/04 02:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ec7ef10b77a6 197909be .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/06/01 23:05 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 4b4362973b6f 1095583b .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/03 10:54 upstream 075b74841bd0 e611ffe1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: workqueue lockup
2026/07/26 16:08 upstream 3dab139d4795 492bab15 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce BUG: workqueue lockup
2026/04/05 17:46 upstream 3aae9383f42f 4440e7c2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root BUG: workqueue lockup
2026/03/14 18:17 upstream 1c9982b49613 ee8d34d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-qemu-gce-upstream-auto BUG: workqueue lockup
2024/11/19 10:04 upstream 9fb2cfa4635a 571351cb .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream BUG: workqueue lockup
2025/04/20 22:45 upstream 6fea5fabd332 2a20f901 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 BUG: workqueue lockup
2024/06/10 01:36 upstream 771ed66105de 82c05ab8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm32 BUG: workqueue lockup
2026/08/30 08:28 net 2188569e7e1b 2f52988a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce BUG: workqueue lockup
2026/04/07 14:58 bpf d8a9a4b11a13 628666c6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: workqueue lockup
2026/08/17 12:52 net-next e6a5d573d24c 746171ee .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce BUG: workqueue lockup
2026/04/26 12:49 bpf-next 6c60b2dd5a78 9c2d0995 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: workqueue lockup
2026/07/11 06:17 linux-next bee763d5f341 d78ea535 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root BUG: workqueue lockup
2026/02/13 19:58 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing da87d45b1951 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: workqueue lockup
2026/09/09 18:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4e8b1cc6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/09 12:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/09 09:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/09 07:38 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/09 02:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/09 00:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 243b72f1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/08 16:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 243b72f1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/08 15:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 243b72f1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/08 14:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 243b72f1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/08 11:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/08 04:22 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/08 01:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/07 19:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/07 16:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/07 13:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/07 04:30 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/07 03:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/07 02:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/06 19:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/06 17:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/06 14:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/06 12:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/06 11:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/06 06:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/06 03:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/05 23:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/05 17:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/05 15:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/05 08:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/05 05:55 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/05 01:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 3f042c7b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/05 00:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 3f042c7b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 20:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 3f042c7b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 18:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 3f042c7b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 16:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 3f042c7b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 12:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5445d6419962 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 10:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cee9395acd80 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 07:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cee9395acd80 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 05:57 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cee9395acd80 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/04 01:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cee9395acd80 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/03 18:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cee9395acd80 6a988719 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/03 16:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cee9395acd80 6a988719 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/03 13:57 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cee9395acd80 6a988719 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/03 11:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f1b8fa82cab7 6a988719 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/03 10:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f1b8fa82cab7 6a988719 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/03 04:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f1b8fa82cab7 85995287 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/03 03:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f1b8fa82cab7 85995287 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/02 18:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f1b8fa82cab7 85995287 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/09/02 16:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f1b8fa82cab7 85995287 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2026/08/31 10:51 https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux master 45c13f3f9e3b 2f52988a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64-compat BUG: workqueue lockup
2026/08/30 15:54 https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux master 45c13f3f9e3b 2f52988a .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64 BUG: workqueue lockup
2026/02/28 06:48 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git for-next 18be4ca5cb4e 2cf092b8 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-riscv64 BUG: workqueue lockup
2026/08/06 13:44 upstream 0d8395707651 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in do_fb_ioctl
2026/08/06 07:05 upstream 0d8395707651 cd5b1963 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in do_fb_ioctl
2026/07/30 19:08 upstream 11028ab62899 aaffb173 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in do_fb_ioctl
2026/06/18 09:38 upstream e771677c937d b62b3ded .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in do_fb_ioctl
2021/01/17 02:30 upstream 0da0a8a0a0e1 65a7a854 .config console log report info ci-upstream-kasan-gce
* Struck through repros no longer work on HEAD.