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INFO: task syz-executor.0:16228 blocked for more than 146 seconds. Not tainted 5.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:27304 pid:16228 ppid: 8448 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:4327 [inline] __schedule+0x90c/0x21a0 kernel/sched/core.c:5078 schedule+0xcf/0x270 kernel/sched/core.c:5157 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:5216 __mutex_lock_common kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x81a/0x1110 kernel/locking/mutex.c:1103 tun_detach drivers/net/tun.c:676 [inline] tun_chr_close+0x3a/0x180 drivers/net/tun.c:3354 __fput+0x283/0x920 fs/file_table.c:280 task_work_run+0xdd/0x190 kernel/task_work.c:140 exit_task_work include/linux/task_work.h:30 [inline] do_exit+0xc5c/0x2ae0 kernel/exit.c:825 do_group_exit+0x125/0x310 kernel/exit.c:922 get_signal+0x427/0x20f0 kernel/signal.c:2773 arch_do_signal_or_restart+0x2a8/0x1eb0 arch/x86/kernel/signal.c:811 handle_signal_work kernel/entry/common.c:147 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x148/0x250 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:302 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x465b09 RSP: 002b:00007fac4732b218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 000000000056bf68 RCX: 0000000000465b09 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000056bf68
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/02/06 01:03 | upstream | dd86e7fa07a3 | 23a562df | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in tun_chr_close | |||
2021/01/26 17:28 | upstream | 13391c60da33 | 55a7d4df | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in tun_chr_close | |||
2020/12/13 20:22 | upstream | 6bff9bb8a292 | b22a7ec3 | .config | console log | report | info | ci-upstream-kasan-gce-root | ||||
2020/06/29 15:34 | upstream | 4e99b32169e8 | a2cdad9d | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2020/07/06 12:34 | upstream | 7cc2a8ea1048 | 51095195 | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2020/09/27 01:32 | net-old | 059432495e20 | 2d5ea0cb | .config | console log | report | info | ci-upstream-net-this-kasan-gce | ||||
2020/08/21 20:07 | net-old | f6db90964162 | 6436ce4b | .config | console log | report | ci-upstream-net-this-kasan-gce |