| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [can?] INFO: task hung in cangw_pernet_exit_batch (5) | 1 (2) | 2025/12/20 08:51 |
syzbot |
sign-in | mailing list | source | docs |
| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [can?] INFO: task hung in cangw_pernet_exit_batch (5) | 1 (2) | 2025/12/20 08:51 |
| Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| upstream | INFO: task hung in cangw_pernet_exit_batch (2) can | 1 | 16 | 895d | 1153d | 0/29 | auto-obsoleted due to no activity on 2023/10/19 02:51 | |||
| upstream | INFO: task hung in cangw_pernet_exit_batch (3) can | 1 | 33 | 541d | 556d | 26/29 | fixed on 2024/07/09 19:14 | |||
| upstream | INFO: task hung in cangw_pernet_exit_batch (4) can | 1 | 24 | 367d | 503d | 0/29 | auto-obsoleted due to no activity on 2025/03/20 17:55 | |||
| upstream | INFO: task hung in cangw_pernet_exit_batch can | 1 | 11 | 1270d | 1282d | 0/29 | auto-obsoleted due to no activity on 2022/10/09 07:17 | |||
| linux-6.1 | INFO: task hung in cangw_pernet_exit_batch (2) | 1 | 18 | 561d | 589d | 0/3 | auto-obsoleted due to no activity on 2024/08/27 12:37 | |||
| linux-6.1 | INFO: task hung in cangw_pernet_exit_batch | 1 | 2 | 940d | 960d | 0/3 | auto-obsoleted due to no activity on 2023/09/13 14:11 |
INFO: task syz.0.17:6104 blocked for more than 148 seconds.
Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.17 state:D stack:25440 pid:6104 tgid:6104 ppid:5956 task_flags:0x400140 flags:0x00080002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5256 [inline]
__schedule+0x14bc/0x5000 kernel/sched/core.c:6863
__schedule_loop kernel/sched/core.c:6945 [inline]
schedule+0x165/0x360 kernel/sched/core.c:6960
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7017
__mutex_lock_common kernel/locking/mutex.c:692 [inline]
__mutex_lock+0x7e6/0x1350 kernel/locking/mutex.c:776
cangw_pernet_exit_batch+0x20/0x90 net/can/gw.c:1288
ops_exit_list net/core/net_namespace.c:205 [inline]
ops_undo_list+0x525/0x990 net/core/net_namespace.c:252
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025/12/14 19:59 | net-next | 8f7aa3d3c732 | d6526ea3 | .config | console log | report | syz / log | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | INFO: task hung in cangw_pernet_exit_batch | ||
| 2025/12/07 17:24 | net-next | 8f7aa3d3c732 | d6526ea3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | INFO: task hung in cangw_pernet_exit_batch |