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no output from test machine

Status: premoderation: reported C repro on 2022/10/05 11:25
Bug presence: origin:upstream
Subsystems: f2fs ext4
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+788c480305188227f16a@syzkaller.appspotmail.com
First crash: 1353d, last: 13m
Cause bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (4)
Date Name Commit Repro Result
2024/10/23 android13-5.15-lts (ToT) 5e4635681cf1 C [report] BUG: workqueue lockup
2023/09/13 lts (merge base) aff03380bda4 C [report] BUG: workqueue lockup
2023/09/13 upstream (ToT) 3669558bdf35 C [report] BUG: workqueue lockup
2024/10/23 upstream (ToT) c2ee9f594da8 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 C done 2319572 now 3114d 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 C unreliable 38435 1h45m 1196d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 C 4071 3144d 3144d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 C 26196 2389d 2623d 0/2 public: reported C repro on 2019/04/14 00:00
linux-6.6 no output from test machine origin:upstream -1 C 12024 33m 367d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 C 117634 2388d 2626d 0/3 public: reported C repro on 2019/04/10 16:04
android-6-1 no output from test machine origin:upstream missing-backport -1 C error 53747 5h26m 1134d 0/2 premoderation: reported C repro on 2023/05/11 13:21
linux-5.15 no output from test machine missing-backport origin:upstream -1 C done 24650 1h32m 1192d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 C 25143 3144d 3144d 0/29 closed as invalid on 2017/11/09 10:06
linux-4.19 no output from test machine f2fs ext4 -1 C 47618 1200d 2625d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-5-10 no output from test machine ext4 -1 C error 126693 4h46m 1690d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-6-12 no output from test machine (2) origin:lts -1 C 1213 15m 148d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 C 2041 211d 365d 0/1 auto-obsoleted due to no activity on 2026/01/08 17:52
android-414 no output from test machine -1 C 39537 2388d 2625d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 C 35133 389d 2351d 0/2 upstream: reported C repro on 2020/01/10 17:08
linux-4.14 no output from test machine nilfs2 -1 C 40559 1201d 2625d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (68625):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/06/18 20:10 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/06/18 09:30 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/06/18 05:27 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/06/15 18:00 android13-5.15-lts b4be5dda13e9 50bb0618 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/06/14 01:40 android13-5.15-lts 30f5554a846e 1d2f3589 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/06/03 05:52 android13-5.15-lts 8969ee93a483 3c0d2131 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/30 12:06 android13-5.15-lts 8969ee93a483 6b4a8443 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/29 08:28 android13-5.15-lts 8969ee93a483 4624854e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/28 23:05 android13-5.15-lts 8969ee93a483 681715f7 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/05/25 21:25 android13-5.15-lts 05eea940894a c69befb3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/25 03:54 android13-5.15-lts 05eea940894a c69befb3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/24 04:37 android13-5.15-lts 05eea940894a c69befb3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/23 10:36 android13-5.15-lts 05eea940894a c69befb3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/16 06:24 android13-5.15-lts 7f4b368e0410 81fb92f3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/05/14 06:35 android13-5.15-lts 7f4b368e0410 6ccb967e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/13 00:56 android13-5.15-lts 7f4b368e0410 a0949470 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-15 no output from test machine
2026/05/10 10:31 android13-5.15-lts fbdcb39071da 29233ece .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/05 03:58 android13-5.15-lts e63ebedc51b2 a898ba9c .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/02 19:27 android13-5.15-lts e63ebedc51b2 a0d91488 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/25 10:36 android13-5.15-lts b7e7bcb07972 9c2d0995 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/21 03:09 android13-5.15-lts 7fad219d720d e65da4ee .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/20 22:03 android13-5.15-lts 7fad219d720d e65da4ee .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/14 16:28 android13-5.15-lts 7fad219d720d 362d1323 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/12 01:07 android13-5.15-lts 7fad219d720d 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/10 13:03 android13-5.15-lts 7fad219d720d 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/10 05:23 android13-5.15-lts 7fad219d720d 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/09 19:27 android13-5.15-lts 7fad219d720d 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/09 17:02 android13-5.15-lts 7fad219d720d 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/06 19:38 android13-5.15-lts 7fad219d720d 4440e7c2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2025/08/27 08:01 android13-5.15-lts f32b52534f1d e12e5ba4 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2023/09/13 01:04 android13-5.15-lts ea586874d2f9 59da8366 .config strace log syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2023/05/01 20:42 android13-5.15-lts 6d40cb68a657 62df2017 .config strace log syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-android-5-15 no output from test machine
2022/10/15 18:46 android13-5.15-lts 44b8b2ac1d96 67cb024c .config strace log syz C [disk image] [vmlinux] ci2-android-5-15 no output from test machine
2026/06/01 02:16 android13-5.15-lts 8969ee93a483 6b4a8443 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/30 04:32 android13-5.15-lts 8969ee93a483 6b4a8443 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/27 07:21 android13-5.15-lts 8969ee93a483 2b01f00e .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/26 03:39 android13-5.15-lts 05eea940894a c69befb3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/23 07:40 android13-5.15-lts 05eea940894a c69befb3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/17 08:31 android13-5.15-lts 7f4b368e0410 de5aae85 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/08 22:02 android13-5.15-lts fbdcb39071da b2988c17 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/06 23:02 android13-5.15-lts a5c2f59daca2 1dddfd3d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/05/04 18:05 android13-5.15-lts e63ebedc51b2 85f1bcf2 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/19 05:19 android13-5.15-lts 7fad219d720d 303e2802 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/16 20:19 android13-5.15-lts 7fad219d720d 4743f87d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/10 11:53 android13-5.15-lts 7fad219d720d 38c8e246 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/05 05:09 android13-5.15-lts 7fad219d720d 4440e7c2 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/06/19 11:15 android13-5.15-lts b4be5dda13e9 570c59ee .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 10:45 android13-5.15-lts b4be5dda13e9 570c59ee .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 09:40 android13-5.15-lts b4be5dda13e9 570c59ee .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 07:26 android13-5.15-lts b4be5dda13e9 570c59ee .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 06:50 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 05:45 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 04:35 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 04:00 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 02:55 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 01:55 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/19 01:15 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 23:54 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 23:37 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 22:33 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 21:23 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 21:12 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 19:36 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 18:33 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 17:34 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 16:21 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 15:15 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 14:09 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 13:31 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 12:19 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 11:09 android13-5.15-lts b4be5dda13e9 a776b0d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/06/18 09:20 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 08:20 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 07:45 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 06:37 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 05:20 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 04:44 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 03:34 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 02:24 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 01:18 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/18 00:30 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/17 23:19 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/17 22:12 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/17 22:12 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/17 21:03 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/17 19:53 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/17 18:49 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/06/17 18:44 android13-5.15-lts b4be5dda13e9 b62b3ded .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2022/10/05 11:24 android13-5.15-lts 4305285a3554 267e3bb1 .config console log info [disk image] [vmlinux] ci2-android-5-15 no output from test machine
* Struck through repros no longer work on HEAD.