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INFO: task kworker/u8:3:51 blocked for more than 143 seconds. Not tainted 6.9.0-syzkaller-08544-g4b377b4868ef #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:3 state:D stack:23280 pid:51 tgid:51 ppid:2 flags:0x00004000 Workqueue: events_unbound bpf_map_free_deferred Call Trace: <TASK> context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a50 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 cgroup_lock include/linux/cgroup.h:368 [inline] cgroup_storage_map_free+0x39/0x1d0 kernel/bpf/local_storage.c:336 bpf_map_free_deferred+0xe6/0x110 kernel/bpf/syscall.c:746 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 kthread+0x2f0/0x390 kernel/kthread.c:389
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/05/23 00:38 | net-next | 4b377b4868ef | 4d098039 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | INFO: task hung in cgroup_storage_map_free | ||
2024/06/13 03:04 | linux-next | a957267fa7e9 | 2aa5052f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | INFO: task hung in cgroup_storage_map_free | ||
2024/06/10 16:35 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | 8867bbd4a056 | 048c640a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | INFO: task hung in cgroup_storage_map_free |