syzbot


INFO: task hung in addrconf_dad_work (2)

Status: closed as invalid on 2023/11/23 17:05
Subsystems: net
[Documentation on labels]
First crash: 761d, last: 208d
Cause bisection: introduced by (bisect log) [ignored commit]:
commit 005197d2960322ebe5393e5b6946e7e2a6fed1d8
Author: Kent Overstreet <kent.overstreet@gmail.com>
Date: Fri Feb 25 15:28:20 2022 +0000

  bcachefs: Kill JOURNAL_NEED_WRITE

Crash: INFO: task hung in corrupted (log)
Repro: C syz .config
  
Fix bisection: failed (error log, bisect log)
  
Similar bugs (11)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: task hung in addrconf_dad_work (2) 52 18h37m 114d 0/3 upstream: reported on 2024/02/24 10:20
android-414 INFO: task hung in addrconf_dad_work 1 1835d 1835d 0/1 auto-closed as invalid on 2019/10/25 08:37
android-49 INFO: task hung in addrconf_dad_work 1 2122d 2122d 0/3 auto-closed as invalid on 2019/02/22 20:09
linux-6.1 INFO: task hung in addrconf_dad_work 2 397d 427d 0/3 auto-obsoleted due to no activity on 2023/08/26 05:16
upstream INFO: task hung in addrconf_dad_work net C inconclusive inconclusive 468 908d 1948d 0/27 closed as invalid on 2022/02/08 10:54
linux-5.15 INFO: task hung in addrconf_dad_work 101 26m 149d 0/3 upstream: reported on 2024/01/20 08:09
upstream INFO: task hung in addrconf_dad_work (3) net C 185 97d 139d 26/27 fixed on 2024/03/25 23:45
linux-4.19 INFO: task hung in addrconf_dad_work 1 1757d 1757d 0/1 auto-closed as invalid on 2019/12/24 18:36
linux-4.19 INFO: task hung in addrconf_dad_work (2) C error 72 475d 1548d 0/1 upstream: reported C repro on 2020/03/22 17:39
linux-4.14 INFO: task hung in addrconf_dad_work C inconclusive 1 723d 1329d 0/1 upstream: reported C repro on 2020/10/27 17:48
upstream INFO: task hung in addrconf_dad_work (4) net 2430 now 29d 0/27 upstream: reported on 2024/05/20 03:26
Last patch testing requests (8)
Created Duration User Patch Repo Result
2023/11/23 11:51 38m edumazet@google.com linux-next OK log
2023/11/03 23:02 23m retest repro linux-next OK log
2023/10/08 14:22 23m retest repro linux-next error OK
2023/10/08 12:06 22m retest repro net-next OK log
2023/10/08 12:06 31m retest repro upstream OK log
2023/10/08 12:06 23m retest repro upstream OK log
2023/10/08 12:06 23m retest repro upstream OK log
2023/10/08 12:06 21m retest repro linux-next error OK
Cause bisection attempts (2)
Created Duration User Patch Repo Result
2023/10/29 01:16 11h34m bisect linux-next job log (1) log
2023/05/21 13:03 7h15m bisect upstream job log (1) log
marked invalid by edumazet@google.com

Sample crash report:
INFO: task kworker/0:0:5090 blocked for more than 143 seconds.
      Not tainted 6.5.0-next-20230829-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:0     state:D stack:27200 pid:5090  ppid:2      flags:0x00004000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6695
 schedule+0xe7/0x1b0 kernel/sched/core.c:6771
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0x967/0x1340 kernel/locking/mutex.c:747
 addrconf_dad_work+0xcf/0x13e0 net/ipv6/addrconf.c:4125
 process_one_work+0x887/0x15d0 kernel/workqueue.c:2630

Crashes (107):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/08/29 19:13 linux-next ae782d4e2bf5 7ba13a15 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/09/24 11:58 upstream 3aba70aed91f 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/09/23 15:14 upstream d90b0276af8f 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/05/20 23:09 upstream d635f6cc934b 4bce1a3e .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/09/23 21:05 net-next 5a1b322cb0b7 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in addrconf_dad_work
2023/10/19 13:31 linux-next 4230ea146b1e 342b9c55 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/09/19 01:59 linux-next 7fc7222d9680 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/09/21 18:12 upstream 42dc814987c1 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in addrconf_dad_work
2023/09/12 13:10 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/09/24 07:24 upstream 3aba70aed91f 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/17 06:15 upstream 20edcec23f92 35d9ecc5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/07/09 14:26 upstream 1c7873e33645 668cb1fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/07/09 06:14 upstream 1c7873e33645 668cb1fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in addrconf_dad_work
2023/07/08 09:25 upstream 4f6b6c2b2f86 668cb1fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in addrconf_dad_work
2023/07/08 02:30 upstream 4f6b6c2b2f86 668cb1fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in addrconf_dad_work
2023/07/07 09:09 upstream a452483508d7 22ae5830 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/07/07 04:55 upstream a452483508d7 1a2f6297 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in addrconf_dad_work
2023/07/06 12:52 upstream c17414a273b8 1a2f6297 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/07/05 16:26 upstream d528014517f2 80298b6f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/07/05 07:46 upstream d528014517f2 80298b6f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in addrconf_dad_work
2023/07/04 10:00 upstream 24be4d0b46bb 6e553898 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: task hung in addrconf_dad_work
2023/07/02 21:10 upstream 995b406c7e97 bfc47836 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/07/02 06:29 upstream f8566aa4f176 bfc47836 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in addrconf_dad_work
2023/07/01 09:15 upstream b25f62ccb490 af3053d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: task hung in addrconf_dad_work
2023/06/30 21:19 upstream 533925cb7604 01298212 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/06/28 16:45 upstream e8f75c0270d9 8064cb02 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/06/22 07:09 upstream dad9774deaf1 09ffe269 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/06/04 15:41 upstream e5282a7d8f6b a4ae4f42 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/05/27 02:23 upstream 0d85b27b0cc6 cf184559 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/05/21 11:05 upstream 0dd2a6fb1e34 4bce1a3e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs INFO: task hung in addrconf_dad_work
2023/05/19 17:32 upstream 2d1bcbc6cd70 3bb7af1d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2022/12/03 08:43 upstream a4412fdd49dc e080de16 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in addrconf_dad_work
2023/08/24 02:30 upstream a5e505a99ca7 4d7ae7ab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/08/12 02:05 upstream 9106536c1aa3 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/08/07 13:58 upstream 52a93d39b17d 0ef3dfda .config console log report info ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/08/03 12:56 upstream ec351c8f2e62 39a91c18 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/08/03 11:53 upstream ec351c8f2e62 39a91c18 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/28 23:08 upstream f837f0a3c948 92476829 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/26 11:00 upstream 18b44bc5a672 6756545c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/18 13:33 upstream fdf0eaf11452 022df2bb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/02 12:00 upstream 995b406c7e97 bfc47836 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/02 01:14 upstream f8566aa4f176 bfc47836 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/01 23:30 upstream f8566aa4f176 bfc47836 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/07/01 22:02 upstream f8566aa4f176 bfc47836 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/04/24 04:46 upstream 457391b03803 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-386 INFO: task hung in addrconf_dad_work
2023/09/09 14:45 net ac28b1ec6135 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in addrconf_dad_work
2023/09/04 07:46 net 151e887d8ff9 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in addrconf_dad_work
2023/08/18 07:38 net e9bbd6016947 74b106b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in addrconf_dad_work
2023/07/24 04:22 net c7b75bea853d 27cbe77f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in addrconf_dad_work
2023/06/26 14:48 net d1b355438b83 09ffe269 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: task hung in addrconf_dad_work
2022/05/18 21:51 net-old 6fd45e79e8b9 50c53f39 .config console log report info ci-upstream-net-this-kasan-gce INFO: task hung in addrconf_dad_work
2023/10/20 22:05 net-next 7ce6936045ba a42250d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in addrconf_dad_work
2023/10/09 20:14 net-next 19537e125cc7 3c53c7d9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in addrconf_dad_work
2023/09/07 05:56 net-next bd6c11bc43c4 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in addrconf_dad_work
2023/07/10 05:31 net-next 6843306689af 668cb1fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in addrconf_dad_work
2023/06/18 11:25 net-next b650d953cd39 f3921d4d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: task hung in addrconf_dad_work
2023/11/23 04:10 linux-next 4e87148f80d1 03e12510 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/07/12 10:21 linux-next 40b055fe7f27 2f19aa4f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/06/27 09:06 linux-next 60e7c4a25da6 4cd5bb25 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/06/26 10:09 linux-next 60e7c4a25da6 09ffe269 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
2023/06/10 06:23 linux-next 715abedee4cd 7086cdb9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task hung in addrconf_dad_work
* Struck through repros no longer work on HEAD.