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: 1847d, 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 2615119 now 3259d 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 46949 now 1342d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3289d 3289d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2534d 2768d 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 19000 51m 513d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2534d 2772d 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 62690 18m 1280d 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 29176 1h29m 1337d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3289d 3289d 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 1346d 2771d 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 9131 now 294d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 357d 510d 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 94170 6m 1498d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2534d 2770d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 535d 2497d 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 1347d 2770d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (160917):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/11/11 04:58 android13-5.10-lts f61a392235e0 d3056657 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 01:08 android13-5.10-lts f61a392235e0 d3056657 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 12:48 android13-5.10-lts f61a392235e0 70ec0380 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/09 11:57 android13-5.10-lts f61a392235e0 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/09 04:41 android13-5.10-lts f61a392235e0 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/07 17:50 android13-5.10-lts f61a392235e0 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/07 14:40 android13-5.10-lts f61a392235e0 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/07 06:52 android13-5.10-lts f61a392235e0 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/06 21:04 android13-5.10-lts f61a392235e0 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/06 11:47 android13-5.10-lts f61a392235e0 5cecaf1f .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
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
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
2026/11/11 22:12 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 22:12 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 21:12 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 20:59 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 19:59 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 18:55 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 18:20 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 17:19 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 16:31 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 15:28 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 15:03 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 13:51 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 12:50 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 11:49 android13-5.10-lts c73351b2e985 e56a968c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 10:47 android13-5.10-lts c73351b2e985 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 10:35 android13-5.10-lts c73351b2e985 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 09:17 android13-5.10-lts c73351b2e985 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 08:43 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/11 07:41 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 07:06 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 06:06 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 04:37 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 04:07 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 03:04 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/11 02:39 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 01:37 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/11 00:44 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 23:44 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 23:04 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 22:03 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 21:36 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 20:35 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 20:08 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 19:07 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 17:22 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 17:03 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/11/10 15:58 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 14:47 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 14:47 android13-5.10-lts f61a392235e0 d3056657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 13:42 android13-5.10-lts f61a392235e0 70ec0380 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 12:05 android13-5.10-lts f61a392235e0 70ec0380 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 11:15 android13-5.10-lts f61a392235e0 70ec0380 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/11/10 10:54 android13-5.10-lts f61a392235e0 70ec0380 .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.