no output from test machine

Status: premoderation: reported C repro on 2023/05/11 13:21
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+5ea76507f949022a1790@syzkaller.appspotmail.com
First crash: 1232d, last: 12m
Cause bisection: failed (error log, bisect log)
  
▶ ▼ Bug presence (4)
Date Name Commit Repro Result
2024/10/20 android14-6.1 (ToT) 1fe91f863a7f C [report] BUG: workqueue lockup
2023/09/10 lts (merge base) b1644a0031cf C [report] BUG: workqueue lockup
2023/09/10 upstream (ToT) 535a265d7f0d C [report] BUG: workqueue lockup
2024/10/20 upstream (ToT) 715ca9dd687f 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) prio:high -1 syz, C done 2506124 now 3211d 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 43118 10m 1294d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3241d 3241d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2486d 2721d 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 16215 now 465d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2486d 2724d 0/3 public: reported C repro on 2019/04/10 16:04
linux-5.15 no output from test machine missing-backport origin:upstream -1 syz, C done 27180 13m 1290d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3241d 3241d 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 1298d 2723d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-5-10 no output from test machine ext4 -1 syz, C error 148597 11m 1787d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-6-12 no output from test machine (2) origin:lts -1 syz, C 5868 18m 246d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 309d 463d 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 84025 9m 1450d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2486d 2723d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 487d 2449d 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 1299d 2723d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (58402):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/25 06:59 android14-6.1 d687308775e6 f281d9d2 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/25 01:47 android14-6.1 d687308775e6 3c3cdf19 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 23:34 android14-6.1 d687308775e6 3c3cdf19 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 11:28 android14-6.1 23dbb5ded88c 0281b448 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 08:49 android14-6.1 23dbb5ded88c 0281b448 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 06:36 android14-6.1 23dbb5ded88c 0281b448 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 01:28 android14-6.1 f26a1f4f9013 abce1216 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/23 18:51 android14-6.1 f26a1f4f9013 abce1216 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/23 07:59 android14-6.1 688a2fe85528 5207b90e .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/23 04:33 android14-6.1 688a2fe85528 5207b90e .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/23 01:33 android14-6.1 688a2fe85528 5207b90e .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/21 05:12 android14-6.1 8cef8b5b11b7 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/20 22:23 android14-6.1 8cef8b5b11b7 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/20 19:44 android14-6.1 8cef8b5b11b7 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/19 00:39 android14-6.1 8cef8b5b11b7 853b104b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/18 20:13 android14-6.1 8cef8b5b11b7 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/18 11:07 android14-6.1 8cef8b5b11b7 853b104b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/16 13:13 android14-6.1 c5dd09d80de6 12a0a44a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/16 10:13 android14-6.1 c5dd09d80de6 12a0a44a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/16 02:02 android14-6.1 c5dd09d80de6 2daa4bb5 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/15 23:39 android14-6.1 c5dd09d80de6 2daa4bb5 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/15 21:06 android14-6.1 c5dd09d80de6 2daa4bb5 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/13 13:14 android14-6.1 6308d6d3f1b1 70a60e12 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/13 04:59 android14-6.1 6308d6d3f1b1 70a60e12 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/10 20:55 android14-6.1 945be0af8244 1fe56c0a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/10 17:16 android14-6.1 945be0af8244 1fe56c0a .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/09 23:04 android14-6.1 6f22c036600e 4e8b1cc6 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/23 23:03 android14-6.1 92668decd5e0 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/23 13:42 android14-6.1 92668decd5e0 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/23 10:08 android14-6.1 92668decd5e0 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/19 16:03 android14-6.1 92668decd5e0 1e72964b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/14 05:35 android14-6.1 92668decd5e0 b13552fe .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/12 07:39 android14-6.1 92668decd5e0 f8d35649 .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/08/10 17:41 android14-6.1 92668decd5e0 5d63f80b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/08/10 17:30 android14-6.1 92668decd5e0 5d63f80b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/09 13:26 android14-6.1 92668decd5e0 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/08 10:16 android14-6.1 92668decd5e0 5d63f80b .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/04 22:21 android14-6.1 92668decd5e0 d4abbeac .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/04 09:20 android14-6.1 92668decd5e0 9451e17e .config strace log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2023/09/10 08:03 android14-6.1 cd94fe67fd33 6654cf89 .config strace log syz C [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2023/05/14 01:49 android14-6.1 6f4553626dbd 2b9ba477 .config strace log syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-android-6-1 no output from test machine
2026/08/09 16:53 android14-6.1 92668decd5e0 5d63f80b .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/08/06 08:19 android14-6.1 92668decd5e0 cd5b1963 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/07/31 19:53 android14-6.1 92668decd5e0 7664cf44 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/25 07:23 android14-6.1 d687308775e6 f281d9d2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/25 06:10 android14-6.1 d687308775e6 f281d9d2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/25 05:03 android14-6.1 d687308775e6 f281d9d2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/25 05:02 android14-6.1 d687308775e6 f281d9d2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/25 03:50 android14-6.1 d687308775e6 f281d9d2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/25 02:39 android14-6.1 d687308775e6 f281d9d2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/25 01:40 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/25 01:13 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/25 00:45 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 23:33 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 22:37 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 21:23 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 21:07 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 19:51 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 18:50 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 17:53 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 16:30 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 16:20 android14-6.1 d687308775e6 3c3cdf19 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 13:53 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 12:43 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 12:37 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 11:04 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 10:30 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 09:29 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 08:43 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 07:41 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 06:25 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 05:23 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 05:11 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 03:56 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/24 02:52 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 02:43 android14-6.1 23dbb5ded88c 0281b448 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 no output from test machine
2026/09/24 00:52 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 23:51 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 23:39 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 22:24 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 21:25 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 20:15 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 19:53 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 18:00 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 17:21 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
2026/09/23 16:19 android14-6.1 f26a1f4f9013 abce1216 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf no output from test machine
* Struck through repros no longer work on HEAD.