syzbot

 sign-in | mailing list | source | docs
🐞 Open [918]
🐞 Fixed [143]
🐞 Invalid [1136]
⬇ Missing Backports [73]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
💬 Send us feedback

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: 1188d, last: 40m
▶ ▼ 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 C done 2306958 now 3105d 0/29 moderation: reported C repro on 2017/12/09 10:34
android-49 no output from test machine -1 C 4071 3135d 3135d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 C 26196 2380d 2614d 0/2 public: reported C repro on 2019/04/14 00:00
linux-6.6 no output from test machine origin:upstream -1 C 11707 20m 359d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 C 117634 2380d 2618d 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 53706 2h58m 1126d 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 24459 38m 1183d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 C 25143 3135d 3135d 0/29 closed as invalid on 2017/11/09 10:06
linux-4.19 no output from test machine f2fs ext4 -1 C 47618 1192d 2617d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-5-10 no output from test machine ext4 -1 C error 125722 21m 1681d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-6-12 no output from test machine (2) origin:lts -1 C 1142 3h40m 140d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 C 2041 203d 356d 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 67647 2h23m 1344d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 C 39537 2380d 2616d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 C 35133 381d 2343d 0/2 upstream: reported C repro on 2020/01/10 17:08
linux-4.14 no output from test machine nilfs2 -1 C 40559 1193d 2616d 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 (38039):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2026/03/21 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
2026/01/01 19:21 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
2025/12/29 18:03 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
2025/12/29 12:50 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
2025/12/29 09:48 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
2025/12/27 16:39 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
2025/12/27 07:07 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
2025/12/27 03:22 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
2025/12/27 00:00 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
2025/12/26 16:17 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
2026/06/10 22:03 linux-6.1.y 228da13e907e f79bac11 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/10 20:07 linux-6.1.y 228da13e907e f79bac11 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/10 18:17 linux-6.1.y 228da13e907e f79bac11 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/10 16:23 linux-6.1.y 228da13e907e f79bac11 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/10 13:46 linux-6.1.y 228da13e907e f79bac11 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/10 10:42 linux-6.1.y 228da13e907e 34dab4be .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/10 08:31 linux-6.1.y 228da13e907e 34dab4be .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/10 06:38 linux-6.1.y 228da13e907e 34dab4be .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/10 05:33 linux-6.1.y 228da13e907e 34dab4be .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/10 04:08 linux-6.1.y 228da13e907e 34dab4be .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/10 03:49 linux-6.1.y 228da13e907e 34dab4be .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/10 01:41 linux-6.1.y 228da13e907e 34dab4be .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 23:03 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 20:59 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 19:59 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 17:55 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 16:44 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 15:50 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 13:09 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 11:46 linux-6.1.y 228da13e907e c36c07f6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 10:28 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 09:15 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 08:00 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 07:00 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/09 05:52 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 05:48 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 04:37 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/09 02:58 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 23:47 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 22:36 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 20:36 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 19:57 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 18:48 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/08 17:40 linux-6.1.y 228da13e907e 656e94c6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/08 13:21 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 12:18 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/08 11:16 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/08 08:56 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/08 07:07 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 06:22 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/08 04:07 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 03:01 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/08 01:17 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/08 00:02 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/06/07 22:48 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/06/07 21:22 linux-6.1.y 228da13e907e cc095639 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/05/20 17:42 linux-6.1.y c27210688955 62fb93a2 .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.