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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: 1302d, last: 2h00m
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) -1 C done 2246078 now 3063d 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 35794 34m 1146d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 C 4071 3093d 3093d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 C 26196 2338d 2572d 0/2 public: reported C repro on 2019/04/14 00:00
linux-6.6 no output from test machine origin:upstream -1 C 9830 44m 317d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 C 117634 2338d 2576d 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 53045 1h59m 1084d 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 23401 2h16m 1141d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 C 25143 3093d 3093d 0/29 closed as invalid on 2017/11/09 10:06
linux-4.19 no output from test machine f2fs ext4 -1 C 47618 1150d 2575d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-5-10 no output from test machine ext4 -1 C error 114400 now 1639d 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 768 2h02m 98d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 C 2041 161d 314d 0/1 auto-obsoleted due to no activity on 2026/01/08 17:52
android-414 no output from test machine -1 C 39537 2338d 2574d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 C 35133 339d 2301d 0/2 upstream: reported C repro on 2020/01/10 17:08
linux-4.14 no output from test machine nilfs2 -1 C 40559 1151d 2574d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (65306):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2026/03/31 07:55 android13-5.15-lts 7fad219d720d d0af506e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/03/31 06:47 android13-5.15-lts 7fad219d720d d0af506e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/29 18:23 android13-5.15-lts 7fad219d720d b5ceaad2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/29 14:48 android13-5.15-lts 7fad219d720d b5ceaad2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/28 20:19 android13-5.15-lts 7fad219d720d b5ceaad2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/25 18:19 android13-5.15-lts 60dba25bf158 8ee77f7d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/25 14:14 android13-5.15-lts 60dba25bf158 8ee77f7d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/22 03:34 android13-5.15-lts 60dba25bf158 5b92003d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/21 17:17 android13-5.15-lts 60dba25bf158 5b92003d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/21 12:21 android13-5.15-lts 60dba25bf158 5b92003d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/19 17:01 android13-5.15-lts 60dba25bf158 bd6dcb30 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/17 06:57 android13-5.15-lts 60dba25bf158 0737c18f .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/12 06:10 android13-5.15-lts 60dba25bf158 2d88ab01 .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
2026/03/10 00:09 android13-5.15-lts 60dba25bf158 176bead5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/07 03:42 android13-5.15-lts f55534477be4 5cb44a80 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/05 03:30 android13-5.15-lts e714749f59d3 a9fe5c9e .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
2026/04/19 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
2026/04/04 13:59 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
2026/04/02 18:18 android13-5.15-lts 7fad219d720d 91bc79b0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/30 04:29 android13-5.15-lts 7fad219d720d b5ceaad2 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/26 09:37 android13-5.15-lts 60dba25bf158 c6143aac .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/22 19:27 android13-5.15-lts 60dba25bf158 5b92003d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/20 10:16 android13-5.15-lts 60dba25bf158 2f245add .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/11 12:45 android13-5.15-lts 60dba25bf158 86914af9 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/08 03:50 android13-5.15-lts f55534477be4 5cb44a80 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/07 11:57 android13-5.15-lts f55534477be4 5cb44a80 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/03/02 21:00 android13-5.15-lts e714749f59d3 b9dd6534 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/02/28 09:03 android13-5.15-lts e714749f59d3 43249bac .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/29 19:19 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 17:56 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 17:21 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 16:17 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/29 15:01 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 14:46 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 13:44 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 12:33 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 11:27 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 10:41 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 09:26 android13-5.15-lts e63ebedc51b2 7ca9e4d8 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 07:59 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 07:35 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 06:29 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 05:23 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 04:22 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 04:09 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 03:08 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 01:50 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/29 00:41 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 23:33 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 22:07 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 21:40 android13-5.15-lts e63ebedc51b2 95008c03 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 20:01 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 19:58 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 18:41 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 17:15 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 15:55 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 14:53 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 13:52 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 12:49 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 11:26 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 10:41 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 09:39 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 08:25 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/28 07:24 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 07:17 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 06:13 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 05:01 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 03:51 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/28 02:46 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/28 02:38 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf no output from test machine
2026/04/28 01:31 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 no output from test machine
2026/04/28 00:20 android13-5.15-lts e63ebedc51b2 ce741359 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 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.