syzbot

 sign-in | mailing list | source | docs
🐞 Open [125]
🐞 Fixed [69]
🐞 Invalid [273]
≡ 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: 1570d, last: 8m
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) -1 C done 2129206 now 2982d 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 32486 1h14m 1065d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 C 4071 3012d 3013d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 C 26196 2257d 2492d 0/2 public: reported C repro on 2019/04/14 00:00
linux-6.6 no output from test machine origin:upstream -1 C 6602 1h03m 236d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 C 117634 2257d 2495d 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 51942 13h40m 1003d 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 21621 2h10m 1061d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 C 25143 3012d 3013d 0/29 closed as invalid on 2017/11/09 10:06
linux-4.19 no output from test machine f2fs ext4 -1 C 47618 1069d 2494d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-6-12 no output from test machine (2) -1 157 2h48m 17d 0/1 premoderation: reported on 2026/01/21 13:41
android-6-12 no output from test machine -1 C 2041 80d 234d 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 55501 18m 1221d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 C 39537 2257d 2494d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 C 35133 258d 2220d 0/2 upstream: reported C repro on 2020/01/10 17:08
linux-4.14 no output from test machine nilfs2 -1 C 40559 1070d 2494d 0/1 upstream: reported C repro on 2019/04/12 02:22
Crashes (97133):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2025/11/28 10:37 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
2025/11/25 22:10 android13-5.10-lts 9286af17ed5f 64219f15 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/24 01:22 android13-5.10-lts e625d26dbfea 4fb8ef37 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/11/22 16:17 android13-5.10-lts e625d26dbfea 4fb8ef37 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/11/20 23:06 android13-5.10-lts e625d26dbfea 2cc4c24a .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/18 05:16 android13-5.10-lts ab3e1c0dd1ff ef766cd7 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/17 07:19 android13-5.10-lts ab3e1c0dd1ff f7988ea4 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/09 06:52 android13-5.10-lts ab3e1c0dd1ff 4e1406b4 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/11/08 16:31 android13-5.10-lts ab3e1c0dd1ff 4e1406b4 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/06 03:14 android13-5.10-lts ab3e1c0dd1ff a6c9c731 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/11/05 13:04 android13-5.10-lts ab3e1c0dd1ff a6c9c731 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/04 06:39 android13-5.10-lts ab3e1c0dd1ff 686bf657 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/01 22:55 android13-5.10-lts ab3e1c0dd1ff 2c50b6a9 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2025/11/01 17:33 android13-5.10-lts ab3e1c0dd1ff 2c50b6a9 .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
2026/02/04 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
2025/11/27 08:51 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
2025/11/15 13:07 android13-5.10-lts ab3e1c0dd1ff f7988ea4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/15 01:56 android13-5.10-lts ab3e1c0dd1ff f7988ea4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2025/11/08 04:18 android13-5.10-lts ab3e1c0dd1ff 4e1406b4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/08 08:42 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/08 04:05 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/08 02:13 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/08 00:41 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/07 22:27 android13-5.10-lts 58c592510fcd 4c131dc4 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/07 17:15 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 16:58 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 15:47 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 14:51 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 13:49 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 12:59 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 11:53 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 11:16 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 10:06 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 09:22 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 08:04 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 07:18 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 06:12 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 06:02 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 04:59 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 03:59 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 03:24 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 02:19 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/07 00:57 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 23:55 android13-5.10-lts 58c592510fcd f20fc9f9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 23:33 android13-5.10-lts 58c592510fcd 97745f52 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 22:26 android13-5.10-lts 58c592510fcd 97745f52 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 21:26 android13-5.10-lts 58c592510fcd 97745f52 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 20:25 android13-5.10-lts 58c592510fcd 97745f52 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 19:59 android13-5.10-lts 58c592510fcd 97745f52 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 18:49 android13-5.10-lts 58c592510fcd 97745f52 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/06 17:34 android13-5.10-lts 58c592510fcd 97745f52 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/06 10:55 android13-5.10-lts 58c592510fcd f03c4191 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/06 08:30 android13-5.10-lts 58c592510fcd f03c4191 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/06 04:10 android13-5.10-lts 58c592510fcd f03c4191 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/05 20:56 android13-5.10-lts 58c592510fcd 4936e85c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/05 18:12 android13-5.10-lts 58c592510fcd 4936e85c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/05 16:40 android13-5.10-lts 58c592510fcd 4936e85c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/05 13:33 android13-5.10-lts 58c592510fcd 4936e85c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/05 03:21 android13-5.10-lts 186f761c519d ea10c935 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/05 01:24 android13-5.10-lts 186f761c519d ea10c935 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/04 23:58 android13-5.10-lts 186f761c519d ea10c935 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10-perf no output from test machine
2026/02/04 20:18 android13-5.10-lts 186f761c519d ea10c935 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/04 18:39 android13-5.10-lts 186f761c519d ea10c935 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-10 no output from test machine
2026/02/04 13:26 android13-5.10-lts 186f761c519d 42b01fab .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.