Warning: Permanently added '10.128.0.202' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 314.898606][ C1] sched: RT throttling activated [ 572.898678][ T29] INFO: task syz-executor423:5090 blocked for more than 143 seconds. [ 572.906897][ T29] Not tainted 6.7.0-rc7-syzkaller-00003-gfbafc3e621c3 #0 [ 572.914839][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 572.923740][ T29] task:syz-executor423 state:D stack:27168 pid:5090 tgid:5090 ppid:5088 flags:0x00000002 [ 572.933989][ T29] Call Trace: [ 572.937330][ T29] [ 572.940379][ T29] __schedule+0xedb/0x5af0 [ 573.898604][ T29] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 573.904696][ T29] ? io_schedule_timeout+0x150/0x150 [ 573.910065][ T29] ? schedule+0x1fc/0x270 [ 573.914422][ T29] ? reacquire_held_locks+0x4c0/0x4c0 [ 573.919889][ T29] ? __mutex_lock+0x5b4/0x9d0 [ 573.924634][ T29] ? __mutex_trylock_common+0x78/0x250 [ 573.930224][ T29] schedule+0xe9/0x270 [ 573.934286][ T29] schedule_preempt_disabled+0x13/0x20 [ 573.939925][ T29] __mutex_lock+0x5b9/0x9d0 [ 574.888529][ T29] ? lock_acquire+0x1ae/0x520 [ 574.893317][ T29] ? synchronize_rcu_expedited+0x3ff/0x800 [ 574.899273][ T29] ? mutex_trylock+0x130/0x130 [ 574.904067][ T29] ? synchronize_rcu_expedited+0x3cc/0x800 [ 574.909962][ T29] ? spin_bug+0x1d0/0x1d0 [ 574.914376][ T29] ? preempt_count_sub+0x160/0x160 [ 574.919672][ T29] ? synchronize_rcu_expedited+0x3ff/0x800 [ 574.925587][ T29] synchronize_rcu_expedited+0x3ff/0x800 [ 574.931353][ T29] ? rcu_exp_wait_wake+0x15f0/0x15f0 [ 574.936709][ T29] ? hlock_class+0x4e/0x130 [ 574.941268][ T29] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 575.898556][ T29] ? __stack_depot_save+0x39/0x520 [ 575.903801][ T29] ? print_usage_bug.part.0+0x550/0x550 [ 575.909541][ T29] ? vhost_vsock_dev_open+0x350/0x350 [ 575.914973][ T29] ? preempt_count_sub+0x160/0x160 [ 575.920170][ T29] ? vhost_vsock_dev_open+0x350/0x350 [ 575.925588][ T29] synchronize_rcu+0x2f5/0x3b0 [ 575.930492][ T29] ? synchronize_rcu_expedited+0x800/0x800 [ 575.936404][ T29] ? __mutex_unlock_slowpath+0x165/0x650 [ 576.889207][ T29] ? mutex_trylock+0x130/0x130 [ 576.894046][ T29] ? bit_wait_timeout+0x160/0x160 [ 576.899159][ T29] ? __fsnotify_update_child_dentry_flags+0x360/0x360 [ 576.905954][ T29] ? locks_remove_file+0x399/0x5a0 [ 576.911283][ T29] vhost_vsock_dev_release+0x179/0x3f0 [ 576.916857][ T29] ? vhost_vsock_dev_open+0x350/0x350 [ 576.922450][ T29] __fput+0x270/0xb70 [ 576.926528][ T29] task_work_run+0x14d/0x240 [ 576.931164][ T29] ? task_work_cancel+0x30/0x30 [ 576.936021][ T29] ? do_raw_spin_unlock+0x173/0x230 [ 576.941413][ T29] do_exit+0xa8a/0x2ad0 [ 577.898580][ T29] ? do_group_exit+0x1c5/0x2a0 [ 577.903426][ T29] ? reacquire_held_locks+0x4c0/0x4c0 [ 577.908887][ T29] ? mm_update_next_owner+0x840/0x840 [ 577.914560][ T29] do_group_exit+0xd4/0x2a0 [ 577.919145][ T29] __x64_sys_exit_group+0x3e/0x50 [ 577.924258][ T29] do_syscall_64+0x40/0x110 [ 577.928968][ T29] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 577.934935][ T29] RIP: 0033:0x7fcb21f40e39 [ 577.939486][ T29] RSP: 002b:00007fffe21659f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 578.898591][ T29] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcb21f40e39 [ 578.906641][ T29] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 578.914740][ T29] RBP: 00007fcb21fbc2b0 R08: ffffffffffffffb8 R09: 00000000000000a0 [ 578.922775][ T29] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcb21fbc2b0 [ 578.930811][ T29] R13: 0000000000000000 R14: 00007fcb21fbcd20 R15: 00007fcb21f11fc0 [ 578.938948][ T29] [ 579.888565][ T29] INFO: task syz-executor423:5096 blocked for more than 150 seconds. [ 579.896699][ T29] Not tainted 6.7.0-rc7-syzkaller-00003-gfbafc3e621c3 #0 [ 579.904331][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 579.913136][ T29] task:syz-executor423 state:D stack:27392 pid:5096 tgid:5096 ppid:5091 flags:0x00000006 [ 579.923456][ T29] Call Trace: [ 579.926760][ T29] [ 579.929819][ T29] __schedule+0xedb/0x5af0 [ 579.934374][ T29] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 579.940409][ T29] ? hlock_class+0x4e/0x130 [ 580.898560][ T29] ? io_schedule_timeout+0x150/0x150 [ 580.903991][ T29] ? schedule+0x1fc/0x270 [ 580.908331][ T29] ? reacquire_held_locks+0x4c0/0x4c0 [ 580.913827][ T29] ? print_usage_bug.part.0+0x550/0x550 [ 580.919477][ T29] schedule+0xe9/0x270 [ 580.923636][ T29] schedule_timeout+0x257/0x290 [ 580.928652][ T29] ? usleep_range_state+0x1a0/0x1a0 [ 580.933890][ T29] ? mark_held_locks+0x9f/0xe0 [ 580.938865][ T29] ? _raw_spin_unlock_irq+0x23/0x50 [ 581.898875][ T29] __wait_for_common+0x3e0/0x5f0 [ 581.903890][ T29] ? usleep_range_state+0x1a0/0x1a0 [ 581.909144][ T29] ? out_of_line_wait_on_bit_timeout+0x170/0x170 [ 581.915561][ T29] ? lockdep_init_map_type+0x16d/0x7d0 [ 581.921184][ T29] vhost_worker_flush+0xc5/0x100 [ 581.926121][ T29] ? vhost_poll_init+0x220/0x220 [ 581.931247][ T29] ? mutex_trylock+0x130/0x130 [ 581.936077][ T29] ? vhost_poll_stop+0x90/0x90 [ 581.941063][ T29] vhost_dev_flush+0xaa/0x180 [ 582.888842][ T29] ? vhost_worker_flush+0x100/0x100 [ 582.894119][ T29] vhost_vsock_dev_ioctl+0x3db/0xb50 [ 582.899496][ T29] ? vhost_vsock_stop+0x110/0x110 [ 582.904712][ T29] ? handle_mm_fault+0x4f1/0xa10 [ 582.909959][ T29] ? bpf_lsm_file_ioctl+0x9/0x10 [ 582.915123][ T29] ? vhost_vsock_stop+0x110/0x110 [ 582.920316][ T29] __x64_sys_ioctl+0x18f/0x210 [ 582.925107][ T29] do_syscall_64+0x40/0x110 [ 582.929656][ T29] entry_SYSCALL_64_after_hwframe+0x63/0x6b