no output from test machine

Status: upstream: reported C repro on 2021/11/02 11:48
Subsystems: ext4
[Documentation on labels]
Reported-by: syzbot+0e70d68fe75a92d050a8@syzkaller.appspotmail.com
First crash: 1840d, last: now
Cause bisection: failed (error log, bisect log)
  
▶ ▼ 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 2600000 now 3252d 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 46347 57m 1335d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3282d 3282d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2527d 2762d 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 18650 29m 506d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2527d 2765d 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 syz, C error 62241 44m 1273d 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 syz, C done 28937 3h43m 1331d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3282d 3282d 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 1339d 2764d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-6-12 no output from test machine (2) origin:lts -1 syz, C 8572 57m 287d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 350d 503d 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 92397 6m 1491d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2527d 2764d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 528d 2490d 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 1340d 2764d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (159269):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/11/04 08:36 android13-5.10-lts f61a392235e0 5af5b6c6 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/02 04:42 android13-5.10-lts f61a392235e0 25a0ae84 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/01 06:11 android13-5.10-lts f61a392235e0 25a0ae84 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/31 14:54 android13-5.10-lts f61a392235e0 2041d3f8 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/30 01:04 android13-5.10-lts f61a392235e0 b498adee .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/29 13:30 android13-5.10-lts f61a392235e0 b1d00f76 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/29 10:36 android13-5.10-lts f61a392235e0 b1d00f76 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/29 07:20 android13-5.10-lts f61a392235e0 b1d00f76 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/28 16:36 android13-5.10-lts f61a392235e0 858db2ec .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/27 06:39 android13-5.10-lts f61a392235e0 168cb7a2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/26 23:19 android13-5.10-lts f61a392235e0 168cb7a2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/26 16:29 android13-5.10-lts f61a392235e0 168cb7a2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/26 07:12 android13-5.10-lts f61a392235e0 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/25 18:45 android13-5.10-lts f61a392235e0 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/25 14:44 android13-5.10-lts f61a392235e0 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/25 03:28 android13-5.10-lts d3231d350eb8 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/24 13:40 android13-5.10-lts d3231d350eb8 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/24 08:19 android13-5.10-lts d3231d350eb8 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/24 03:14 android13-5.10-lts d3231d350eb8 1d9ca40b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/22 03:51 android13-5.10-lts 30b93835619a 4ba27f85 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/21 15:40 android13-5.10-lts 30b93835619a 61c200c7 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/21 13:17 android13-5.10-lts 30b93835619a 61c200c7 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/21 02:22 android13-5.10-lts 30b93835619a df8746fb .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/19 13:47 android13-5.10-lts 30b93835619a 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/19 01:50 android13-5.10-lts 30b93835619a 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/18 12:28 android13-5.10-lts 30b93835619a 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/18 09:39 android13-5.10-lts 30b93835619a 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/17 14:40 android13-5.10-lts 30b93835619a 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/17 08:25 android13-5.10-lts f5932bf046b5 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/17 03:28 android13-5.10-lts f5932bf046b5 432c0077 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/16 15:47 android13-5.10-lts f5932bf046b5 4c840a2f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/16 08:21 android13-5.10-lts f5932bf046b5 3f2522c6 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/16 05:13 android13-5.10-lts f5932bf046b5 3f2522c6 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/14 17:42 android13-5.10-lts 390db4f54a67 1a71827b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/14 07:45 android13-5.10-lts 390db4f54a67 7321cd29 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/13 01:23 android13-5.10-lts 437aef3f57e8 745a967f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/12 19:10 android13-5.10-lts 437aef3f57e8 745a967f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/12 04:56 android13-5.10-lts b677692288f7 4f92358f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/12 01:35 android13-5.10-lts b677692288f7 4f92358f .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2021/10/31 09:44 android12-5.10-lts 4944ec82ebb9 098b5d53 .config console log syz C ci2-android-5-10 no output from test machine
2021/10/22 10:19 android12-5.10-lts 234d53d2bb60 55f90bc6 .config console log syz C ci2-android-5-10 no output from test machine
2021/10/22 04:01 android12-5.10-lts 234d53d2bb60 55f90bc6 .config console log syz C ci2-android-5-10 no output from test machine
2026/10/22 00:07 android13-5.10-lts 30b93835619a 4ba27f85 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/05 04:40 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/05 04:35 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/05 03:32 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/05 03:19 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/05 02:19 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/05 01:59 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/05 00:57 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/05 00:17 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 23:16 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 22:19 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 21:16 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 21:01 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 19:59 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 18:57 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/04 17:49 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 16:34 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 15:29 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 15:14 android13-5.10-lts f61a392235e0 73438ed0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 14:09 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 13:41 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 12:35 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 12:29 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 11:23 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/04 10:08 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 09:45 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 07:23 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 06:22 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/04 06:20 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 05:17 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 03:15 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 02:45 android13-5.10-lts f61a392235e0 5af5b6c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/04 01:35 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 01:31 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 00:28 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/04 00:18 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/03 23:16 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/03 22:28 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/03 21:19 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/03 20:23 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/03 19:16 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/03 18:50 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/03 17:40 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/03 17:33 android13-5.10-lts f61a392235e0 e2d35131 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2021/10/21 21:07 android12-5.10-lts 234d53d2bb60 55f90bc6 .config console log info ci2-android-5-10 no output from test machine
* Struck through repros no longer work on HEAD.