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: 1814d, 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 2539109 now 3227d 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 44081 8m 1309d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3257d 3257d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2501d 2736d 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 17063 9m 480d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2501d 2739d 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 60301 5m 1247d 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 27630 2h20m 1305d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3257d 3257d 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 1313d 2738d 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 6601 16m 261d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 324d 478d 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 86312 6m 1465d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2501d 2738d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 502d 2464d 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 1314d 2738d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (151305):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/09 22:17 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
2026/10/09 04:13 android13-5.10-lts b677692288f7 b2734a59 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/08 12:37 android13-5.10-lts b677692288f7 4f6a9fcf .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/08 03:33 android13-5.10-lts b677692288f7 6520ecdb .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/07 22:17 android13-5.10-lts b677692288f7 6520ecdb .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/07 07:07 android13-5.10-lts 207de56dd089 f7710056 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/06 23:17 android13-5.10-lts 207de56dd089 f7710056 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/06 13:19 android13-5.10-lts 207de56dd089 f7710056 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/06 10:05 android13-5.10-lts 207de56dd089 f7710056 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/05 16:27 android13-5.10-lts 42d4fb705937 af63e995 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/05 02:45 android13-5.10-lts 42d4fb705937 57bbd979 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/04 18:51 android13-5.10-lts 42d4fb705937 57bbd979 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/04 15:58 android13-5.10-lts 42d4fb705937 57bbd979 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/03 17:29 android13-5.10-lts 8ddf8d57c49c 57bbd979 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/02 11:03 android13-5.10-lts 27ea5541934c 6d32eb1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/02 07:30 android13-5.10-lts 27ea5541934c 6d32eb1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/01 20:22 android13-5.10-lts 27ea5541934c f5cdae2f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/01 09:12 android13-5.10-lts 27ea5541934c 38f7f0d1 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/01 05:13 android13-5.10-lts 27ea5541934c 38f7f0d1 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/30 22:40 android13-5.10-lts 27ea5541934c 38f7f0d1 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/30 17:23 android13-5.10-lts 27ea5541934c 7808aef4 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/29 08:58 android13-5.10-lts 340d402887d3 7bf4ea23 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/28 11:04 android13-5.10-lts c5d8ec7afea2 a3c7249d .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/28 03:53 android13-5.10-lts c5d8ec7afea2 a3c7249d .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/27 16:19 android13-5.10-lts c5d8ec7afea2 a3c7249d .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/27 11:13 android13-5.10-lts c5d8ec7afea2 a3c7249d .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/26 14:23 android13-5.10-lts c5d8ec7afea2 a3c7249d .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/26 08:59 android13-5.10-lts c5d8ec7afea2 a3c7249d .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/25 17:24 android13-5.10-lts 452567d1985b f281d9d2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/25 09:20 android13-5.10-lts 452567d1985b f281d9d2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/25 00:46 android13-5.10-lts 452567d1985b 3c3cdf19 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/24 22:40 android13-5.10-lts 452567d1985b 3c3cdf19 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/24 19:34 android13-5.10-lts 452567d1985b 3c3cdf19 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/24 12:18 android13-5.10-lts 452567d1985b 0281b448 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/23 21:07 android13-5.10-lts 452567d1985b abce1216 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/22 02:37 android13-5.10-lts 452567d1985b 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/21 22:59 android13-5.10-lts 452567d1985b 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/21 03:17 android13-5.10-lts 452567d1985b 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/20 23:54 android13-5.10-lts 452567d1985b 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/09/20 20:52 android13-5.10-lts 452567d1985b 853b104b .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
2026/10/10 10:39 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 10:31 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 09:31 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 09:20 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 08:17 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 07:58 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 06:53 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 06:26 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 05:17 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 04:09 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 03:04 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 02:47 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 01:46 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/10 00:57 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 23:57 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 23:24 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 21:25 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 21:22 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 20:21 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 19:21 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 18:03 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 17:46 android13-5.10-lts b677692288f7 4f92358f .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 16:37 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 15:32 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 14:29 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 14:25 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 13:25 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 12:20 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 11:39 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 10:35 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/10/09 09:46 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/10/09 08:23 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 07:12 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 06:58 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 05:56 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 05:13 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 04:02 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 02:53 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/10/09 01:53 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/09 01:30 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/10/09 00:22 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/08 23:34 android13-5.10-lts b677692288f7 b2734a59 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/10/08 23:07 android13-5.10-lts b677692288f7 b2734a59 .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.