Warning: Permanently added '10.128.1.72' (ECDSA) to the list of known hosts. executing program [ 491.820293][ T3626] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 491.827520][ T3626] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 491.834924][ T3626] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 491.842399][ T3626] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 491.849705][ T3626] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 491.857095][ T3626] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 493.898175][ T14] Bluetooth: hci0: command 0x0409 tx timeout [ 495.978187][ T1124] Bluetooth: hci0: command 0x041b tx timeout [ 498.058236][ T1124] Bluetooth: hci0: command 0x040f tx timeout [ 500.138231][ T1124] Bluetooth: hci0: command 0x0419 tx timeout [ 502.218257][ T1124] Bluetooth: hci0: command 0x0405 tx timeout [ 615.418255][ T1124] Bluetooth: hci0: command 0x0406 tx timeout [ 715.738317][ T27] INFO: task krfcommd:2702 blocked for more than 143 seconds. [ 715.745840][ T27] Tainted: G W 5.17.0-syzkaller-12882-g1930a6e739c4 #0 [ 715.754582][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 715.763643][ T27] task:krfcommd state:D stack:29600 pid: 2702 ppid: 2 flags:0x00004000 [ 715.772904][ T27] Call Trace: [ 715.776180][ T27] [ 715.779122][ T27] __schedule+0xa9a/0x4940 [ 715.783542][ T27] ? __switch_to+0x5cc/0x1060 [ 715.788255][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 715.793822][ T27] ? lock_release+0x522/0x720 [ 715.798819][ T27] ? io_schedule_timeout+0x140/0x140 [ 715.804147][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 715.809127][ T27] schedule+0xd2/0x1f0 [ 715.813199][ T27] schedule_preempt_disabled+0xf/0x20 [ 715.818590][ T27] __mutex_lock+0xa32/0x12f0 [ 715.823203][ T27] ? rfcomm_run+0x2ed/0x4a30 [ 715.827795][ T27] ? mutex_lock_io_nested+0x1150/0x1150 [ 715.833405][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 715.838314][ T27] rfcomm_run+0x2ed/0x4a30 [ 715.842720][ T27] ? find_held_lock+0x2d/0x110 [ 715.847482][ T27] ? rfcomm_check_accept+0x240/0x240 [ 715.852796][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 715.857677][ T27] ? __init_waitqueue_head+0xd0/0xd0 [ 715.863009][ T27] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 715.868828][ T27] ? lockdep_hardirqs_on+0x79/0x100 [ 715.874015][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 715.880298][ T27] ? __kthread_parkme+0x15f/0x220 [ 715.885329][ T27] ? rfcomm_check_accept+0x240/0x240 [ 715.890649][ T27] kthread+0x2e9/0x3a0 [ 715.894722][ T27] ? kthread_complete_and_exit+0x40/0x40 [ 715.900429][ T27] ret_from_fork+0x1f/0x30 [ 715.904856][ T27] [ 715.907889][ T27] INFO: task syz-executor368:3630 blocked for more than 143 seconds. [ 715.916158][ T27] Tainted: G W 5.17.0-syzkaller-12882-g1930a6e739c4 #0 [ 715.924923][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 715.933632][ T27] task:syz-executor368 state:D stack:28176 pid: 3630 ppid: 3624 flags:0x00004006 [ 715.942881][ T27] Call Trace: [ 715.946175][ T27] [ 715.949113][ T27] __schedule+0xa9a/0x4940 [ 715.953535][ T27] ? lock_acquire+0x442/0x510 [ 715.958254][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 715.963730][ T27] ? prepare_to_wait_exclusive+0xd7/0x2b0 [ 715.969483][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 715.974962][ T27] ? lock_release+0x720/0x720 [ 715.979681][ T27] ? __lock_sock+0x70/0x260 [ 715.984185][ T27] ? io_schedule_timeout+0x140/0x140 [ 715.989515][ T27] ? trace_hardirqs_on+0x5b/0x1c0 [ 715.994663][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 716.000506][ T27] schedule+0xd2/0x1f0 [ 716.004606][ T27] __lock_sock+0x13d/0x260 [ 716.009064][ T27] ? sock_omalloc+0x180/0x180 [ 716.013750][ T27] ? prepare_to_wait_exclusive+0x2b0/0x2b0 [ 716.019600][ T27] lock_sock_nested+0xd6/0xf0 [ 716.024278][ T27] rfcomm_sk_state_change+0xb4/0x390 [ 716.029602][ T27] __rfcomm_dlc_close+0x1b6/0x8a0 [ 716.034631][ T27] rfcomm_dlc_close+0x1ea/0x240 [ 716.039499][ T27] __rfcomm_sock_close+0xac/0x260 [ 716.044680][ T27] rfcomm_sock_shutdown+0xf4/0x220 [ 716.049804][ T27] rfcomm_sock_release+0x5f/0x140 [ 716.054859][ T27] __sock_release+0xcd/0x280 [ 716.059470][ T27] sock_close+0x18/0x20 [ 716.063652][ T27] __fput+0x277/0x9d0 [ 716.067640][ T27] ? __sock_release+0x280/0x280 [ 716.072496][ T27] task_work_run+0xdd/0x1a0 [ 716.077031][ T27] do_exit+0xaff/0x2a00 [ 716.081220][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 716.086698][ T27] ? lock_acquire+0x3f1/0x510 [ 716.091399][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 716.096860][ T27] ? lock_release+0x522/0x720 [ 716.101571][ T27] ? mm_update_next_owner+0x7a0/0x7a0 [ 716.106972][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 716.111826][ T27] ? do_raw_spin_lock+0x120/0x2a0 [ 716.116879][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 716.121843][ T27] do_group_exit+0xd2/0x2f0 [ 716.126349][ T27] get_signal+0x22df/0x24c0 [ 716.130969][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 716.136450][ T27] ? lock_release+0x522/0x720 [ 716.141245][ T27] ? signal_setup_done+0x560/0x560 [ 716.146371][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 716.151310][ T27] ? wake_up_q+0xf0/0xf0 [ 716.155559][ T27] arch_do_signal_or_restart+0x88/0x1a10 [ 716.161204][ T27] ? rfcomm_sock_connect+0x15a/0x460 [ 716.166500][ T27] ? __local_bh_enable_ip+0xa0/0x120 [ 716.171844][ T27] ? rfcomm_sock_connect+0x15f/0x460 [ 716.177136][ T27] ? rfcomm_sock_compat_ioctl+0x30/0x30 [ 716.182765][ T27] ? __sys_connect_file+0x4e/0x190 [ 716.187917][ T27] ? get_sigframe_size+0x10/0x10 [ 716.192888][ T27] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 716.199179][ T27] ? __sys_connect+0x10a/0x190 [ 716.203927][ T27] ? __sys_connect_file+0x190/0x190 [ 716.209141][ T27] ? vtime_user_exit+0x218/0x6c0 [ 716.214085][ T27] exit_to_user_mode_prepare+0x15f/0x250 [ 716.219752][ T27] syscall_exit_to_user_mode+0x19/0x60 [ 716.225212][ T27] do_syscall_64+0x42/0x80 [ 716.229657][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 716.235556][ T27] RIP: 0033:0x7fd72409d1b9 [ 716.240011][ T27] RSP: 002b:00007ffc72cb2668 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 716.248474][ T27] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 00007fd72409d1b9 [ 716.256464][ T27] RDX: 0000000000000080 RSI: 00000000200001c0 RDI: 0000000000000004 [ 716.264499][ T27] RBP: 0000000000000003 R08: 000000ff00000000 R09: 000000ff00000000 [ 716.272542][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555570b22b8 [ 716.280557][ T27] R13: 0000000000000072 R14: 00007ffc72cb26c0 R15: 0000000000000003 [ 716.288566][ T27] [ 716.291580][ T27] INFO: lockdep is turned off. [ 716.296319][ T27] NMI backtrace for cpu 0 [ 716.300618][ T27] CPU: 0 PID: 27 Comm: khungtaskd Tainted: G W 5.17.0-syzkaller-12882-g1930a6e739c4 #0 [ 716.311673][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 716.321711][ T27] Call Trace: [ 716.324970][ T27] [ 716.327877][ T27] dump_stack_lvl+0xcd/0x134 [ 716.332458][ T27] nmi_cpu_backtrace.cold+0x47/0x144 [ 716.337729][ T27] ? lapic_can_unplug_cpu+0x80/0x80 [ 716.342910][ T27] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 716.348878][ T27] watchdog+0xc1d/0xf50 [ 716.353038][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 716.359008][ T27] kthread+0x2e9/0x3a0 [ 716.363055][ T27] ? kthread_complete_and_exit+0x40/0x40 [ 716.368665][ T27] ret_from_fork+0x1f/0x30 [ 716.373065][ T27] [ 716.376178][ T27] Sending NMI from CPU 0 to CPUs 1: [ 716.381418][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_do_entry+0x1c6/0x250 [ 716.382400][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 716.398028][ T27] CPU: 0 PID: 27 Comm: khungtaskd Tainted: G W 5.17.0-syzkaller-12882-g1930a6e739c4 #0 [ 716.408940][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 716.418977][ T27] Call Trace: [ 716.422238][ T27] [ 716.425149][ T27] dump_stack_lvl+0xcd/0x134 [ 716.429727][ T27] panic+0x2d7/0x636 [ 716.433607][ T27] ? panic_print_sys_info.part.0+0x10b/0x10b [ 716.439573][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 716.445804][ T27] ? irq_work_claim+0x76/0x90 [ 716.450461][ T27] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 716.456688][ T27] ? irq_work_queue+0x29/0x80 [ 716.461347][ T27] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 716.467576][ T27] ? watchdog.cold+0x130/0x158 [ 716.472325][ T27] watchdog.cold+0x141/0x158 [ 716.476904][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 716.482874][ T27] kthread+0x2e9/0x3a0 [ 716.486927][ T27] ? kthread_complete_and_exit+0x40/0x40 [ 716.492547][ T27] ret_from_fork+0x1f/0x30 [ 716.496967][ T27] [ 716.500756][ T27] Kernel Offset: disabled [ 716.505062][ T27] Rebooting in 86400 seconds..