syzbot


BUG: workqueue lockup (5)

Status: upstream: reported C repro on 2020/01/14 22:04
Subsystems: net
[Documentation on labels]
Reported-by: syzbot+f0b66b520b54883d4b9d@syzkaller.appspotmail.com
First crash: 2133d, last: 28m
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
  
Discussions (10)
Title Replies (including bot) Last reply
[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 (41)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: workqueue lockup (4) block -1 C 47 2187d 2594d 15/29 fixed on 2019/12/13 00:31
linux-5.15 BUG: workqueue lockup missing-backport origin:upstream -1 C done 628 2d15h 978d 0/3 upstream: reported C repro on 2023/03/11 08:51
android-5-15 BUG: workqueue lockup origin:upstream missing-backport -1 C error 5526 now 874d 0/2 upstream: reported C repro on 2023/06/22 22:19
upstream BUG: workqueue lockup (2) -1 C 406 2744d 2902d 5/29 fixed on 2018/05/13 10:02
linux-4.14 BUG: workqueue lockup -1 C 282 988d 2390d 0/1 upstream: reported C repro on 2019/04/29 11:26
upstream BUG: workqueue lockup -1 C 172 2924d 2935d 3/29 fixed on 2017/11/11 01:37
android-5-10 BUG: workqueue lockup (2) -1 C error 12248 1h23m 983d 0/2 upstream: reported C repro on 2023/03/05 21:10
upstream BUG: workqueue lockup (3) -1 C 1215 2688d 2740d 8/29 fixed on 2018/07/09 18:05
android-6-1 BUG: workqueue lockup origin:upstream missing-backport -1 C error 4891 54m 844d 0/2 upstream: reported C repro on 2023/07/23 17:25
linux-6.6 BUG: workqueue lockup origin:upstream -1 C 20 4d07h 149d 0/2 upstream: reported C repro on 2025/06/17 05:08
android-414 BUG: workqueue lockup -1 C 114 2253d 2408d 0/1 public: reported C repro on 2019/04/11 00:00
linux-4.19 BUG: workqueue lockup -1 C error 41 982d 2396d 0/1 upstream: reported C repro on 2019/04/22 20:37
android-5-10 BUG: workqueue lockup -1 C error 25 1382d 1481d 0/2 closed as invalid on 2022/02/22 17:18
android-49 BUG: workqueue lockup -1 C 69 2176d 2408d 0/3 public: reported C repro on 2019/04/11 08:44
android-6-12 BUG: workqueue lockup -1 1 118d 118d 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 C unreliable 411 1h31m 982d 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 C inconclusive 3973 17m 976d 0/3 upstream: reported C repro on 2023/03/13 04:03
upstream INFO: task hung in exit_aio (4) fs 1 6 335d 401d 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 C error 33 424d 581d 0/2 upstream: reported C repro on 2024/04/11 09:01
upstream INFO: task hung in nsim_destroy (4) net 1 syz 434 28d 531d 0/29 upstream: reported syz repro on 2024/05/31 11:16
upstream INFO: task hung in reg_process_self_managed_hints wireless 1 C done 885 1d02h 815d 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 C done 79 2d23h 143d 0/2 upstream: reported C repro on 2025/06/23 09:19
upstream INFO: rcu detected stall in corrupted (4) tipc 1 C done inconclusive 695 1d19h 1896d 0/29 upstream: reported C repro on 2020/09/04 18:49
linux-4.14 BUG: soft lockup in corrupted 1 C error 12 1201d 1684d 0/1 upstream: reported C repro on 2021/04/04 06:30
upstream INFO: task hung in reg_check_chans_work (7) wireless 1 C error 767 1d16h 416d 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 1 18d 18d 0/1 premoderation: reported syz repro on 2025/10/26 00:18
upstream INFO: task hung in linkwatch_event (4) net 1 C done 3391 3d07h 474d 0/29 upstream: reported C repro on 2024/07/27 06:21
linux-4.19 INFO: rcu detected stall in corrupted 1 C error 2 1393d 2100d 0/1 upstream: reported C repro on 2020/02/13 05:06
upstream INFO: task hung in uevent_show (2) kernel 1 C inconclusive 8325 130d 369d 29/29 fixed on 2025/07/17 21:22
linux-4.19 BUG: soft lockup in corrupted 1 C error 3 1229d 1417d 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 C error 67 3d03h 752d 0/3 upstream: reported C repro on 2023/10/23 02:41
upstream INFO: task hung in do_fb_ioctl (4) fbdev 1 1 914d 914d 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 1140d 1165d 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 420d 420d 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 1360d 1360d 0/29 auto-closed as invalid on 2022/05/22 20:52
linux-6.1 INFO: task hung in do_fb_ioctl 1 1 109d 109d 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 37d 37d 0/2 upstream: reported on 2025/10/07 02:24
linux-4.19 INFO: task hung in do_fb_ioctl 1 1 2135d 2135d 0/1 auto-closed as invalid on 2020/05/08 18:42
upstream INFO: task hung in do_fb_ioctl fbdev 1 47 1924d 2132d 0/29 closed as dup on 2020/07/27 22:56
linux-4.14 INFO: task hung in do_fb_ioctl 1 C error 24 1813d 2172d 0/1 upstream: reported C repro on 2019/12/03 05:09
linux-4.19 INFO: task hung in do_fb_ioctl (2) 1 C done 7 1544d 1959d 1/1 fixed on 2021/09/21 12:35
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:
hrtimer: interrupt took 209930 ns
BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 140s!
BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 162s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x0
  pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
    pending: ovs_dp_masks_rebalance
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3
    pending: psi_avgs_work, vmstat_shepherd
workqueue events_long: flags=0x0
  pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
    pending: defense_work_handler
workqueue events_unbound: flags=0x2
  pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/512 refcnt=5
    in-flight: 256:toggle_allocation_gate
    pending: flush_memcg_stats_dwork
workqueue events_power_efficient: flags=0x80
  pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=5/256 refcnt=6
    in-flight: 2990:fb_flashcursor
    pending: fb_flashcursor, neigh_periodic_work, do_cache_clean, gc_worker
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4
    in-flight: 1051:neigh_periodic_work
    pending: check_lifetime, neigh_periodic_work
workqueue mm_percpu_wq: flags=0x8
  pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
    pending: vmstat_update
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3
    pending: lru_add_drain_per_cpu, vmstat_update
workqueue writeback: flags=0x4a
  pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=4
    pending: wb_workfn
workqueue dm_bufio_cache: flags=0x8
  pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
    pending: work_fn
workqueue ipv6_addrconf: flags=0x40008
  pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
    pending: addrconf_verify_work
workqueue krxrpcd: flags=0x0
  pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
    pending: rxrpc_peer_keepalive_worker
pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=140s workers=2 idle: 5
pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=162s workers=2 idle: 20
pool 4: cpus=0-1 flags=0x5 nice=0 hung=130s workers=3 manager: 154 idle: 1204

Crashes (14117):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2025/11/13 13:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 10:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro #1 (corrupt fs)] [mounted in repro #2 (clean fs)] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 08:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 09:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 04:21 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 05:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 00:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/08 21:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/08 17:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/08 07:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/08 04:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/07 12:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 4e1406b4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/03 07:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/02 15:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/02 03:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/01 10:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/01 05:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/28 16:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 fd2207e7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/27 10:21 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 c0460fcd .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/26 21:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 c0460fcd .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/22 01:30 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 143937ca51cc 9832ed61 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/21 22:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 143937ca51cc 9832ed61 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/20 16:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 1c8c8cd8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/19 00:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 1c8c8cd8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/13 03:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc ff1712fe .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/09 11:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 7e2882b3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/06 09:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 49379ee0 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-gce-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
2025/01/31 16:31 net-next c2933b2befe2 4c6ac32f .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce BUG: workqueue lockup
2025/11/12 10:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 4e1406b4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 05:54 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 4e1406b4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/04 18:30 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 686bf657 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/02 22:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 2c50b6a9 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/28 13:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 fd2207e7 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/25 17:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 c0460fcd .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/20 13:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 1c8c8cd8 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/20 02:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 1c8c8cd8 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/19 05:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 1c8c8cd8 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/14 22:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc b6605ba8 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/13 07:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc ff1712fe .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/06 20:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 91305dbe .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/06 05:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 49379ee0 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/05 21:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 49379ee0 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/10/04 16:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 49379ee0 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2024/11/17 21:42 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 57f7c7dc78cd 4dfba277 .config console log report syz / log [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-riscv64 BUG: soft lockup in corrupted
2025/10/22 19:13 upstream dd72c8fcf6d3 252fbbad .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root BUG: workqueue lockup
2025/10/02 07:31 upstream 080ffb4bec4d a1859138 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root BUG: workqueue lockup
2025/09/03 00:53 upstream e6b9dce0aeeb 091ba174 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce BUG: workqueue lockup
2025/06/12 05:40 upstream 488ef3560196 98683f8f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root BUG: workqueue lockup
2025/11/02 06:41 upstream 691d401c7e0e 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 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
2025/09/16 20:13 upstream 46a51f4f5eda e2beed91 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64-compat BUG: workqueue lockup
2025/06/04 19:42 upstream 5abc7438f1e9 a30356b7 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-arm64 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
2025/11/12 18:06 bpf e427054ae7bc 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: workqueue lockup
2025/11/10 10:38 net 96a9178a29a6 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce BUG: workqueue lockup
2025/11/09 22:46 bpf e427054ae7bc 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: workqueue lockup
2025/11/08 06:24 bpf e427054ae7bc 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-kasan-gce BUG: workqueue lockup
2025/11/11 23:00 bpf-next 026bcf9c286c 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: workqueue lockup
2025/11/11 14:47 bpf-next 026bcf9c286c 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: workqueue lockup
2025/11/08 19:18 bpf-next f8c67d8550ee 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-bpf-next-kasan-gce BUG: workqueue lockup
2025/09/15 01:12 linux-next 590b221ed425 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root BUG: workqueue lockup
2024/08/23 15:33 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fb9804096bb3 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb BUG: workqueue lockup
2025/11/13 18:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 16:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 13:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 11:58 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 06:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 03:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/13 01:27 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 23:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 22:26 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 14:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 12:54 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/12 03:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 74c964729281 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/11 18:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/11 10:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/11 06:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/11 02:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/11 00:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 22:21 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 19:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 14:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 13:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 04:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 03:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 02:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/10 00:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 20:52 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 18:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 12:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 11:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 08:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 04:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/09 00:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/08 20:37 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/08 19:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/08 15:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/07 22:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/07 19:52 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/07 17:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/07 16:37 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/11/07 15:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: workqueue lockup
2025/08/20 00:38 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git for-next 8f5ae30d69d7 79512909 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu2-riscv64 BUG: workqueue lockup
2025/08/06 09:38 upstream 038d61fd6422 904e669c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in do_fb_ioctl
2025/07/21 11:58 upstream 89be9a83ccf1 0b3788a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root 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.