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: 1187d, last: 5m
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 2418642 now 3166d 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 40731 8m 1249d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3196d 3196d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2441d 2675d 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 14081 8m 420d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2441d 2679d 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 25930 1h08m 1244d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3196d 3196d 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 1253d 2678d 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 131798 8m 1742d 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 2529 now 201d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 264d 417d 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 76273 5m 1405d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2441d 2677d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 442d 2404d 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 1254d 2677d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (54955):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/10 17:41 android14-6.1 92668decd5e0 5d63f80b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/08/10 17:30 android14-6.1 92668decd5e0 5d63f80b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 13:26 android14-6.1 92668decd5e0 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/08 10:16 android14-6.1 92668decd5e0 5d63f80b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/04 22:21 android14-6.1 92668decd5e0 d4abbeac .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/04 09:20 android14-6.1 92668decd5e0 9451e17e .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/07/23 22:12 android14-6.1 92668decd5e0 71a13572 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/23 09:28 android14-6.1 92668decd5e0 881ce5c2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/18 07:25 android14-6.1 c7e15f0bdc49 72524a66 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/17 19:04 android14-6.1 c7e15f0bdc49 8aaff637 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/11 11:40 android14-6.1 21b931853e8d d78ea535 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/07 19:50 android14-6.1 88b53eb10b7d 76cdc0c0 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/06 23:01 android14-6.1 2c70030ce6de 88b240e4 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/05 14:29 android14-6.1 cf4093a4ac64 fcece630 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/01 01:48 android14-6.1 50902ea5bc3e 00e8b0fd .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/22 11:06 android14-6.1 72813af230c7 43bfcdb0 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/20 17:50 android14-6.1 72813af230c7 43bfcdb0 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/17 22:33 android14-6.1 9f35ca3ff66c b62b3ded .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/17 08:07 android14-6.1 5f60964e9074 62cc6db3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/15 08:21 android14-6.1 f17c14b8ada7 1d2f3589 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/12 08:47 android14-6.1 bf32db543281 e93da63e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/12 01:14 android14-6.1 bf32db543281 d93a6ab6 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/11 23:19 android14-6.1 bf32db543281 d93a6ab6 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/10 10:38 android14-6.1 5bb904247956 34dab4be .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/08 14:07 android14-6.1 9b65e1b52152 cc095639 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/06 14:03 android14-6.1 d73749230104 cc095639 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/02 23:08 android14-6.1 3c9a0025f973 62fe1528 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/05/31 06:53 android14-6.1 b28955bde980 6b4a8443 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-6-1 no output from test machine
2026/05/29 11:18 android14-6.1 b28955bde980 4624854e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/05/29 05:30 android14-6.1 b28955bde980 4624854e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/05/28 23:10 android14-6.1 b28955bde980 681715f7 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2025/08/13 02:23 android14-6.1 c750dc582629 22ec1469 .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
2026/08/09 16:53 android14-6.1 92668decd5e0 5d63f80b .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/06 08:19 android14-6.1 92668decd5e0 cd5b1963 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/31 19:53 android14-6.1 92668decd5e0 7664cf44 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/18 09:06 android14-6.1 c7e15f0bdc49 72524a66 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/28 04:22 android14-6.1 83f1262811ad fb92f11c .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/21 05:46 android14-6.1 72813af230c7 43bfcdb0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/21 03:22 android14-6.1 72813af230c7 43bfcdb0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/20 23:15 android14-6.1 72813af230c7 43bfcdb0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/14 11:45 android14-6.1 f17c14b8ada7 1d2f3589 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/06/14 05:51 android14-6.1 f17c14b8ada7 1d2f3589 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/05/31 00:56 android14-6.1 b28955bde980 6b4a8443 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/05/30 18:46 android14-6.1 b28955bde980 6b4a8443 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/05/28 21:44 android14-6.1 b28955bde980 681715f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 21:03 android14-6.1 92668decd5e0 508909ea .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 20:01 android14-6.1 92668decd5e0 508909ea .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 17:51 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 17:00 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 15:52 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 14:48 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 13:52 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 12:52 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 11:36 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 10:16 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 09:51 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 08:32 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 07:26 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 06:24 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 05:10 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 04:56 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 03:55 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 02:50 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/10 01:03 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 23:53 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 22:44 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 22:20 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 21:06 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 20:04 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 19:02 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 18:01 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 16:11 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 14:49 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 13:45 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 13:08 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 11:20 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 10:20 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 09:16 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 09:06 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 07:50 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 06:46 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 05:24 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 05:13 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 03:53 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 02:14 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 01:11 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 00:50 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/08 23:31 android14-6.1 92668decd5e0 5d63f80b .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
* Struck through repros no longer work on HEAD.