no output from test machine

Status: premoderation: reported C repro on 2023/05/11 13:21
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+5ea76507f949022a1790@syzkaller.appspotmail.com
First crash: 1277d, last: 6m
Cause bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (4)
Date Name Commit Repro Result
2024/10/20 android14-6.1 (ToT) 1fe91f863a7f C [report] BUG: workqueue lockup
2023/09/10 lts (merge base) b1644a0031cf C [report] BUG: workqueue lockup
2023/09/10 upstream (ToT) 535a265d7f0d C [report] BUG: workqueue lockup
2024/10/20 upstream (ToT) 715ca9dd687f C Didn't crash
▶ ▼ Similar bugs (16)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream no output from test machine (2) prio:high -1 syz, C done 2608975 now 3256d 0/29 moderation: reported C repro on 2017/12/09 10:34
linux-6.1 no output from test machine origin:upstream missing-backport -1 syz, C unreliable 46698 2h51m 1339d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3286d 3287d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2531d 2766d 0/2 public: reported C repro on 2019/04/14 00:00
linux-6.6 no output from test machine origin:upstream -1 syz, C 18854 now 510d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2531d 2769d 0/3 public: reported C repro on 2019/04/10 16:04
linux-5.15 no output from test machine missing-backport origin:upstream -1 syz, C done 29084 3h20m 1335d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3286d 3287d 0/29 closed as invalid on 2017/11/09 10:06
linux-4.19 no output from test machine f2fs ext4 -1 syz, C 47618 1343d 2768d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-5-10 no output from test machine ext4 -1 syz, C error 160249 now 1832d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-6-12 no output from test machine (2) origin:lts -1 syz, C 8899 12m 291d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 354d 508d 0/1 auto-obsoleted due to no activity on 2026/01/08 17:52
android-5-15 no output from test machine f2fs ext4 origin:upstream missing-backport -1 syz, C error 93543 now 1495d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2531d 2768d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 532d 2494d 0/2 upstream: reported C repro on 2020/01/10 17:08
linux-4.14 no output from test machine nilfs2 -1 syz, C 40559 1344d 2768d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (62542):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/11/09 07:35 android14-6.1 7552023a1d74 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 04:34 android14-6.1 7552023a1d74 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 18:38 android14-6.1 7552023a1d74 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 12:42 android14-6.1 7552023a1d74 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 07:29 android14-6.1 7552023a1d74 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 08:33 android14-6.1 7552023a1d74 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/06 23:54 android14-6.1 2e8ed1192bdf 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/06 15:44 android14-6.1 2e8ed1192bdf 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/06 09:33 android14-6.1 2e8ed1192bdf 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/05 19:38 android14-6.1 2e8ed1192bdf 2ee8459f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/05 15:03 android14-6.1 2e8ed1192bdf 2ee8459f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/04 19:53 android14-6.1 00c3a851911d 73438ed0 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/03 21:03 android14-6.1 00c3a851911d e2d35131 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/03 08:37 android14-6.1 00c3a851911d 6969b601 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/03 01:29 android14-6.1 9bbebbe59792 6969b601 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/02 19:44 android14-6.1 9bbebbe59792 6969b601 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/01 20:25 android14-6.1 743bbe988cbf 25a0ae84 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/01 17:48 android14-6.1 743bbe988cbf 25a0ae84 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/01 14:45 android14-6.1 743bbe988cbf 25a0ae84 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/01 12:35 android14-6.1 743bbe988cbf 25a0ae84 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/01 07:35 android14-6.1 743bbe988cbf 25a0ae84 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/31 14:46 android14-6.1 eff17ca626fd 2041d3f8 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/31 02:58 android14-6.1 17f0538436d1 0ec395f8 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/30 05:53 android14-6.1 00ed7c2479b4 b498adee .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/28 19:44 android14-6.1 b83ca11f560a 858db2ec .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/28 15:19 android14-6.1 b83ca11f560a 858db2ec .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/28 04:29 android14-6.1 0c2ef8c1e2db 96923c60 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/27 05:24 android14-6.1 e7e4a657fff8 168cb7a2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/27 00:42 android14-6.1 e7e4a657fff8 168cb7a2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/26 21:38 android14-6.1 e7e4a657fff8 168cb7a2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/26 11:39 android14-6.1 2f0d864181b9 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/26 08:54 android14-6.1 2f0d864181b9 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/26 05:58 android14-6.1 2f0d864181b9 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/25 07:35 android14-6.1 2f0d864181b9 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/25 03:34 android14-6.1 2f0d864181b9 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/24 04:49 android14-6.1 04566490b518 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/23 02:35 android14-6.1 3ad9f1eca4fa b55fad29 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/22 23:15 android14-6.1 3ad9f1eca4fa b55fad29 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/22 06:05 android14-6.1 3ad9f1eca4fa 4ba27f85 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/19 06:02 android14-6.1 48e3cd973485 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/27 18:08 android14-6.1 3d4bd33f0b0b a3c7249d .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2023/09/10 08:03 android14-6.1 cd94fe67fd33 6654cf89 .config strace log syz C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2023/05/14 01:49 android14-6.1 6f4553626dbd 2b9ba477 .config strace log syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-android-6-1 no output from test machine
2026/11/03 18:45 android14-6.1 00c3a851911d e2d35131 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 08:17 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 07:04 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 05:39 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 03:56 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 02:14 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 01:03 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/09 00:01 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 22:48 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 22:36 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 21:26 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 20:22 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 19:17 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 18:16 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 17:06 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 15:56 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 14:45 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 13:47 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 12:22 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 10:33 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 09:47 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 08:34 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 07:13 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 06:01 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 05:53 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 04:52 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 03:52 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 02:45 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/08 01:02 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 23:46 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 22:28 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 21:46 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 20:37 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 19:34 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 18:32 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 16:57 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 15:46 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 14:22 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 13:16 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 12:04 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 09:53 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/11/07 08:17 android14-6.1 7552023a1d74 5cecaf1f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/10/19 22:59 android14-6.1 b9b12f129604 72cdc28d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
* Struck through repros no longer work on HEAD.