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: 1777d, 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 2465491 now 3190d 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 41794 13m 1272d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3220d 3220d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2465d 2699d 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 15202 1h25m 443d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2465d 2702d 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 56149 10d 1211d 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 26583 45m 1268d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3220d 3220d 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 1276d 2701d 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 4548 44m 225d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 287d 441d 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 80479 now 1429d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2465d 2701d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 465d 2427d 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 1277d 2701d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (140032):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/02 22:56 android13-5.10-lts 4185c27befd4 85995287 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/02 04:25 android13-5.10-lts 4185c27befd4 587f6b29 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/01 22:33 android13-5.10-lts 4f08b4b867e1 587f6b29 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/01 06:02 android13-5.10-lts 174d3ccb72b8 316d9396 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/31 08:56 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/31 01:25 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/30 21:00 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/30 16:59 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/30 10:18 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/30 05:26 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/29 08:36 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/08/29 02:09 android13-5.10-lts 174d3ccb72b8 2f52988a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/27 21:57 android13-5.10-lts 174d3ccb72b8 69a01293 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/27 13:41 android13-5.10-lts 174d3ccb72b8 69a01293 .config strace log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-10 no output from test machine
2026/08/27 08:13 android13-5.10-lts 174d3ccb72b8 a2b77b9e .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/26 03:55 android13-5.10-lts f01343e230a3 6a91adb4 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/25 17:45 android13-5.10-lts f01343e230a3 a9a1fc32 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/25 09:50 android13-5.10-lts f01343e230a3 614e416a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/25 05:36 android13-5.10-lts f01343e230a3 614e416a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/24 18:59 android13-5.10-lts 7fd25e02391a b55bd4c3 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/23 20:08 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/23 10:11 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/22 21:28 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/22 16:48 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/22 12:55 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/22 09:39 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/22 06:00 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/21 22:36 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/21 08:36 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/21 05:23 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/21 01:49 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/20 11:11 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/20 08:33 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/20 06:32 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/19 07:15 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/19 04:08 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/19 01:05 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/18 20:48 android13-5.10-lts e334a66065d3 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/08/18 10:43 android13-5.10-lts e334a66065d3 1e72964b .config strace 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
2026/08/29 07:38 android13-5.10-lts 174d3ccb72b8 2f52988a .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/03 13:50 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 12:48 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 12:15 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 11:06 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/03 10:18 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/03 09:30 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 07:53 android13-5.10-lts 4185c27befd4 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 07:36 android13-5.10-lts 4185c27befd4 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 06:27 android13-5.10-lts 4185c27befd4 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 06:20 android13-5.10-lts 4185c27befd4 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 05:18 android13-5.10-lts 4185c27befd4 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 04:01 android13-5.10-lts 4185c27befd4 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/03 03:31 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 02:30 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 02:14 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/03 01:14 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/03 00:46 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 23:45 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 22:47 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 22:20 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 21:18 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 21:16 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 20:06 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 18:58 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/02 18:19 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/02 17:19 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/02 16:46 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 15:38 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 14:51 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 13:43 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 12:41 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 12:35 android13-5.10-lts 4185c27befd4 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 11:28 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/02 11:05 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 10:05 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 09:50 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 08:48 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 08:36 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 07:32 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/02 06:56 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 05:53 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 05:36 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/09/02 04:31 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/02 04:12 android13-5.10-lts 4185c27befd4 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf 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.