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: 1316d, last: 18m
▶ ▼ 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 2555760 now 3233d 0/29 moderation: reported C repro on 2017/12/09 10:34
android-49 no output from test machine -1 syz, C 4071 3264d 3264d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2508d 2743d 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 17544 10m 487d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2508d 2746d 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 60832 19m 1254d 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 27953 1h45m 1312d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3264d 3264d 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 1320d 2745d 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 153598 now 1809d 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 7066 41m 268d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 331d 485d 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 87786 13m 1472d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2508d 2745d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 509d 2471d 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 1321d 2745d 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 (44741):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/10 18:52 linux-6.1.y a500ba24937a 4f92358f .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/05 04:59 linux-6.1.y a500ba24937a 57bbd979 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
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
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
2026/10/07 08:31 linux-6.1.y a500ba24937a f7710056 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/10/04 23:22 linux-6.1.y a500ba24937a 57bbd979 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/10/04 12:27 linux-6.1.y a500ba24937a 57bbd979 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 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
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
2026/10/17 10:10 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 09:48 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 07:35 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 06:35 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 05:28 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 04:15 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 03:43 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/17 01:56 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 00:35 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/16 22:36 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 21:42 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/16 20:37 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 17:58 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 17:05 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 14:52 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 13:50 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 12:48 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 09:08 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/16 08:05 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/16 06:57 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/16 05:29 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 04:53 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/16 03:51 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 02:33 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 02:22 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/16 01:20 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/16 00:10 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 23:09 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 22:08 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 20:55 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/15 18:58 linux-6.1.y 79807e970724 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 17:56 linux-6.1.y 79807e970724 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/15 16:26 linux-6.1.y 79807e970724 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 16:23 linux-6.1.y 79807e970724 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 15:13 linux-6.1.y 79807e970724 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/15 13:49 linux-6.1.y a500ba24937a 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 12:36 linux-6.1.y a500ba24937a 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/15 11:29 linux-6.1.y a500ba24937a 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/10/15 10:28 linux-6.1.y a500ba24937a 8fb0ae89 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/10/17 08:46 linux-6.1.y 79807e970724 432c0077 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/10/16 19:28 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/10/16 19:03 linux-6.1.y 79807e970724 4c840a2f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/10/16 10:43 linux-6.1.y 79807e970724 3f2522c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/10/16 10:29 linux-6.1.y 79807e970724 3f2522c6 .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.