syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1319]
≡ Subsystems
🐞 Fixed [7190]
🐞 Invalid [18992]
⬇ Missing Backports [221]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.

Status: auto-obsoleted due to no activity on 2026/05/09 17:00
Subsystems: hfs net
[Documentation on labels]
First crash: 146d, last: 137d
▶ ▼ Last patch testing requests (4)
Created Duration User Patch Repo Result
2026/05/07 04:28 34m retest repro linux-next OK log
2026/05/07 04:28 3h32m retest repro linux-next OK log
2026/02/24 11:42 1h58m retest repro linux-next error
2026/02/24 11:42 1h45m retest repro linux-next error

Sample crash report:
INFO: task kworker/u8:1:13 blocked  for more than 143 seconds.
      Tainted: G             L      syzkaller #0

Crashes (52):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/09 11:15 linux-next 9845cf73f7db df949cd9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/09 07:53 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/09 03:54 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/08 19:23 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/08 16:58 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/08 13:30 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/08 08:58 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/08 07:49 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/08 06:07 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/08 00:29 linux-next 9845cf73f7db 4c131dc4 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/07 23:06 linux-next 9845cf73f7db 4c131dc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/07 00:04 linux-next 9845cf73f7db f20fc9f9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/06 22:15 linux-next 9845cf73f7db 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/06 21:51 linux-next 9845cf73f7db 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/06 21:43 linux-next 9845cf73f7db 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/06 21:43 linux-next 9845cf73f7db 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/06 21:04 linux-next 9845cf73f7db 97745f52 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/06 09:10 linux-next 9845cf73f7db f03c4191 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/05 23:17 linux-next 9845cf73f7db f03c4191 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/05 22:47 linux-next 9845cf73f7db f03c4191 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/05 16:20 linux-next 9845cf73f7db 4936e85c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/05 11:57 linux-next 0f8a890c4524 4936e85c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/05 10:53 linux-next 0f8a890c4524 4936e85c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/05 10:12 linux-next 0f8a890c4524 4936e85c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/05 00:33 linux-next 0f8a890c4524 ea10c935 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/04 14:25 linux-next 5c009020744f 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/04 10:21 linux-next 5c009020744f 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/04 08:40 linux-next 5c009020744f 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/04 04:29 linux-next 5c009020744f 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/04 01:29 linux-next 5c009020744f 42b01fab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/03 19:47 linux-next 193579fe0138 6df4c87a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/03 17:46 linux-next 193579fe0138 6df4c87a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/03 11:18 linux-next 193579fe0138 6df4c87a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/03 10:21 linux-next 193579fe0138 6df4c87a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/03 08:25 linux-next 193579fe0138 d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/02 22:53 linux-next 193579fe0138 d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/02 22:30 linux-next 193579fe0138 d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/02 21:31 linux-next 193579fe0138 d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/02 18:37 linux-next 193579fe0138 018ebef2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/02 04:49 linux-next 4c87cdd03284 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/01 23:19 linux-next 4c87cdd03284 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/01 20:20 linux-next 4c87cdd03284 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/02/01 16:46 linux-next 4c87cdd03284 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/01/31 18:30 linux-next 4c87cdd03284 35764559 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/01/31 15:08 linux-next 4c87cdd03284 c75a2f6e .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/01/31 05:59 linux-next 4c87cdd03284 c75a2f6e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/01/31 05:57 linux-next 4c87cdd03284 c75a2f6e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/01/30 20:52 linux-next 4c87cdd03284 e01a0ca6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
2026/01/30 20:43 linux-next 4c87cdd03284 e01a0ca6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce INFO: task kworker/u8:NUM:NUM blocked for more than NUM seconds.
* Struck through repros no longer work on HEAD.