syzbot

 sign-in | mailing list | source | docs
🐞 Open [142]
🐞 Fixed [69]
🐞 Invalid [296]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
💬 Send us feedback

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: 1714d, 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 C done 2344599 now 3127d 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 C unreliable 38958 31m 1210d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 C 4071 3157d 3157d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 C 26196 2402d 2636d 0/2 public: reported C repro on 2019/04/14 00:00
linux-6.6 no output from test machine origin:upstream -1 C 12453 10m 381d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 C 117634 2402d 2640d 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 C error 53818 37m 1148d 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 C done 24923 1h09m 1205d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 C 25143 3157d 3157d 0/29 closed as invalid on 2017/11/09 10:06
linux-4.19 no output from test machine f2fs ext4 -1 C 47618 1214d 2639d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-6-12 no output from test machine (2) origin:lts -1 C 1352 2d21h 162d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 C 2041 225d 378d 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 C error 70316 now 1366d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 C 39537 2402d 2638d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 C 35133 402d 2365d 0/2 upstream: reported C repro on 2020/01/10 17:08
linux-4.14 no output from test machine nilfs2 -1 C 40559 1214d 2638d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (127264):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/06/01 00:08 android13-5.10-lts 4a079a5d30eb 6b4a8443 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/05/31 21:09 android13-5.10-lts 4a079a5d30eb 6b4a8443 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/05/30 07:59 android13-5.10-lts 4a079a5d30eb 6b4a8443 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/05/28 23:13 android13-5.10-lts 4a079a5d30eb 681715f7 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/05/16 03:50 android13-5.10-lts 1b32327554da 81fb92f3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/22 08:39 android13-5.10-lts 60d7a47cc4bd 0b6ab7ec .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/04/20 06:28 android13-5.10-lts cc0ae2abdc73 303e2802 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/04/13 16:28 android13-5.10-lts cc0ae2abdc73 9530ccf9 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/04/13 03:27 android13-5.10-lts cc0ae2abdc73 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/12 18:40 android13-5.10-lts cc0ae2abdc73 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/12 07:12 android13-5.10-lts cc0ae2abdc73 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/11 22:30 android13-5.10-lts cc0ae2abdc73 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/11 13:46 android13-5.10-lts cc0ae2abdc73 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/10 22:43 android13-5.10-lts cc0ae2abdc73 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/10 10:24 android13-5.10-lts cc0ae2abdc73 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/04/07 21:02 android13-5.10-lts cc0ae2abdc73 628666c6 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/18 01:24 android13-5.10-lts e8b14e1cefe8 06ec4f7b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/05 19:54 android13-5.10-lts 58c592510fcd 4936e85c .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/04 11:23 android13-5.10-lts 186f761c519d 42b01fab .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/02 03:15 android13-5.10-lts 186f761c519d 6b8752f2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/01/13 05:12 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/01/07 03:39 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/01/06 15:34 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/12/27 23:26 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/12/27 02:55 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/12/21 01:56 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/12/19 16:47 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/12/18 11:49 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/12/11 12:52 android13-5.10-lts 9286af17ed5f d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/12/07 10:51 android13-5.10-lts 9286af17ed5f d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/12/02 11:09 android13-5.10-lts 9286af17ed5f d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/30 09:34 android13-5.10-lts 9286af17ed5f d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/29 15:44 android13-5.10-lts 9286af17ed5f d6526ea3 .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
2026/03/23 11:23 android13-5.10-lts 9136079e403a 5b92003d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/04 21:29 android13-5.10-lts 186f761c519d ea10c935 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/01/07 16:12 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/01/03 17:49 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/12/17 19:30 android13-5.10-lts e253c52bbdfc d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/12/01 14:11 android13-5.10-lts 9286af17ed5f d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/29 01:30 android13-5.10-lts 9286af17ed5f d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 20:49 android13-5.10-lts 1bb06dbd8c78 2b70b115 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 19:07 android13-5.10-lts 1bb06dbd8c78 2b70b115 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 17:04 android13-5.10-lts 1bb06dbd8c78 2b70b115 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 12:17 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 11:06 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 09:15 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 06:45 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 05:43 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 04:11 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 03:07 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 02:05 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/02 00:51 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 23:31 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 22:11 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 21:03 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 18:06 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/07/01 17:00 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 17:00 android13-5.10-lts 1bb06dbd8c78 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 15:39 android13-5.10-lts 1bb06dbd8c78 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 13:42 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 11:48 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 10:10 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/07/01 07:59 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 07:38 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 06:15 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 04:52 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 03:17 android13-5.10-lts 79e905dd56a7 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/07/01 01:18 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 23:57 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 22:19 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 20:46 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 19:26 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 18:25 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 16:13 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 15:05 android13-5.10-lts 79e905dd56a7 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 12:57 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 11:51 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 10:42 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 09:51 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 08:34 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 06:20 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/06/30 04:56 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 03:38 android13-5.10-lts 79e905dd56a7 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/06/30 02:45 android13-5.10-lts 79e905dd56a7 fff8d0a0 .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.