no output from test machine

Status: upstream: reported C repro on 2023/03/10 16:35
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+996e631e1c76d963febe@syzkaller.appspotmail.com
First crash: 1252d, last: 16m
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2023/06/17 linux-6.1.y (ToT) ca87e77a2ef8 C [report] INFO: rcu detected stall in corrupted
2023/05/03 upstream (ToT) 348551ddaf31 C [report] KASAN: slab-use-after-free Write in enqueue_timer
2023/06/17 upstream (ToT) 1b29d271614a 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 2425971 now 3170d 0/29 moderation: reported C repro on 2017/12/09 10:34
android-49 no output from test machine -1 syz, C 4071 3200d 3200d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2445d 2679d 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 14258 46m 423d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2445d 2682d 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 55314 22m 1191d 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 26023 now 1248d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3200d 3200d 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 1256d 2681d 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 132876 now 1746d 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 2794 1h16m 205d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 267d 421d 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 76803 now 1409d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2445d 2681d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 445d 2407d 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 1257d 2681d 0/1 upstream: reported C repro on 2019/04/12 02:22
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2023/11/02 20:16 6h14m fix candidate upstream OK (1) job log
Crashes (40886):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/10 17:28 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/10 15:03 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/10 12:53 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/10 10:32 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/09 20:38 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/09 17:25 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/02 18:59 linux-6.1.y fb28aa725e05 e611ffe1 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/07/26 21:22 linux-6.1.y dc5c83b7f5f8 492bab15 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/05/28 23:15 linux-6.1.y dcbcab9d7079 681715f7 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/04/10 13:53 linux-6.1.y 1989cd3d56e2 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/03/27 12:19 linux-6.1.y 1989cd3d56e2 766b6434 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/02/07 17:32 linux-6.1.y 0182cb5b74ee f20fc9f9 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/02/02 05:00 linux-6.1.y cd9b81672742 6b8752f2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/01/12 15:03 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/01/11 10:38 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/11 02:14 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2 (corrupt fs)] ci2-linux-6-1-kasan no output from test machine
2026/01/10 17:48 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/09 23:49 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/09 15:37 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/09 00:18 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/07 13:19 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/03 05:55 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2023/05/01 00:04 linux-6.1.y ca1c9012c941 62df2017 .config console log syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/07/28 23:20 linux-6.1.y dc5c83b7f5f8 edc8a875 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/03/21 20:29 linux-6.1.y f2ddafa93a25 5b92003d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/02/08 19:01 linux-6.1.y 0182cb5b74ee 4c131dc4 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/16 08:55 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/14 00:46 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/13 07:53 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/13 05:01 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/12 16:32 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/10 19:25 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/07 20:48 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/06 13:05 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/05 05:03 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/05 02:01 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/03 21:34 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/03 01:40 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/02 20:25 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2023/03/10 16:35 linux-6.1.y 8a923980a190 5205ef30 .config console log syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/02/21 22:37 linux-6.1.y 779f9571ac3e 6e7b5511 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/01/03 18:41 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/14 13:28 linux-6.1.y e4f7d8be268e 6f9b3e89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/14 12:08 linux-6.1.y e4f7d8be268e 6f9b3e89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/14 11:06 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/14 10:51 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/14 07:15 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/14 05:50 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/14 04:20 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/14 02:42 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/14 00:45 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/13 22:15 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 20:07 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 18:58 linux-6.1.y e4f7d8be268e b13552fe .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 16:29 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 15:23 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 14:09 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 10:27 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 07:46 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 06:16 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/13 04:23 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/13 02:35 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/13 01:00 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/12 23:56 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 22:47 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 22:21 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 21:18 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/12 18:52 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 15:36 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 13:21 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 10:35 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/12 09:55 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 07:59 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/12 06:00 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/12 04:59 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/12 03:24 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 02:19 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/12 00:39 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/11 23:13 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/11 22:13 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/11 19:23 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/11 18:10 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/11 16:59 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/11 15:46 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/13 12:45 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/13 08:18 linux-6.1.y e4f7d8be268e 359b2492 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/12 12:20 linux-6.1.y e4f7d8be268e f8d35649 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/11 21:09 linux-6.1.y e4f7d8be268e 71790083 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
* Struck through repros no longer work on HEAD.