Warning: Permanently added '10.128.1.73' (ED25519) to the list of known hosts. [ 192.200985][ T5062] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 192.209983][ T5063] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 192.219727][ T5066] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 192.228122][ T5068] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 192.235437][ T5068] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 192.242863][ T5066] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 192.250682][ T5068] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 192.254765][ T5066] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 192.260014][ T5069] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 192.265110][ T5066] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 192.272448][ T5068] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 192.279971][ T5066] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 192.286120][ T5068] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 192.293369][ T5066] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 192.300134][ T5069] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 192.307374][ T5066] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 192.315539][ T5069] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 192.321624][ T5066] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 192.327910][ T5069] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 192.335147][ T5066] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 192.342302][ T5069] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 192.348649][ T5066] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 192.356394][ T5072] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 192.364743][ T5066] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 192.369340][ T5072] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 192.377598][ T5066] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 192.383297][ T5072] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 192.390213][ T5066] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 192.397010][ T5072] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 192.404328][ T5071] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 192.422675][ T5071] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 192.422793][ T5072] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 192.431647][ T5066] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 192.444836][ T5072] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 192.465796][ T5072] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 192.473163][ T5072] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 297.717441][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 297.724700][ C1] rcu: (detected by 1, t=10502 jiffies, g=5173, q=16 ncpus=2) [ 297.732267][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294966937-4294956436), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 297.745681][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g5173 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 297.756806][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 297.766785][ C1] rcu: RCU grace-period kthread stack dump: [ 297.772683][ C1] task:rcu_preempt state:R running task stack:28208 pid:17 ppid:2 flags:0x00004000 [ 297.783511][ C1] Call Trace: [ 297.786807][ C1] [ 297.789755][ C1] __schedule+0xee1/0x5a10 [ 297.794243][ C1] ? io_schedule_timeout+0x150/0x150 [ 297.799558][ C1] ? timer_fixup_activate+0x2b0/0x2b0 [ 297.804970][ C1] schedule+0xe7/0x1b0 [ 297.809070][ C1] schedule_timeout+0x157/0x2c0 [ 297.813944][ C1] ? usleep_range_state+0x1a0/0x1a0 [ 297.819162][ C1] ? destroy_timer_on_stack+0x20/0x20 [ 297.824571][ C1] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 297.830403][ C1] ? prepare_to_swait_event+0xf4/0x470 [ 297.835892][ C1] rcu_gp_fqs_loop+0x1ec/0xa50 [ 297.840675][ C1] ? force_qs_rnp+0x8d0/0x8d0 [ 297.845378][ C1] ? reacquire_held_locks+0x4b0/0x4b0 [ 297.850781][ C1] rcu_gp_kthread+0x249/0x380 [ 297.855478][ C1] ? rcu_gp_init+0x14e0/0x14e0 [ 297.860262][ C1] ? lockdep_hardirqs_on+0x7d/0x100 [ 297.865482][ C1] ? __kthread_parkme+0x14b/0x220 [ 297.870527][ C1] ? rcu_gp_init+0x14e0/0x14e0 [ 297.875308][ C1] kthread+0x33c/0x440 [ 297.879393][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 297.884610][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 297.890260][ C1] ret_from_fork+0x45/0x80 [ 297.894692][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 297.900337][ C1] ret_from_fork_asm+0x11/0x20 [ 297.905136][ C1] [ 297.908187][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 297.914508][ C1] Sending NMI from CPU 1 to CPUs 0: [ 297.919729][ C0] NMI backtrace for cpu 0 [ 297.919737][ C0] CPU: 0 PID: 5076 Comm: syz-executor671 Not tainted 6.6.0-rc7-syzkaller-00137-g750b95887e56 #0 [ 297.919750][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 297.919757][ C0] RIP: 0010:find_held_lock+0x1a/0x110 [ 297.919778][ C0] Code: 24 20 eb 95 66 66 2e 0f 1f 84 00 00 00 00 00 90 41 57 44 8d 7a ff 49 63 c7 41 56 49 89 ce 48 8d 04 80 41 55 49 89 f5 41 54 55 <89> d5 53 48 8d 9c c7 c8 0a 00 00 48 89 df e8 83 7c d6 08 85 c0 0f [ 297.919789][ C0] RSP: 0018:ffffc90000007ce8 EFLAGS: 00000002 [ 297.919799][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffc90000007d68 [ 297.919807][ C0] RDX: 0000000000000001 RSI: ffff88807d3f6038 RDI: ffff888024055940 [ 297.919814][ C0] RBP: 1ffff92000000fa5 R08: 0000000000000000 R09: fffffbfff1d983da [ 297.919821][ C0] R10: ffffffff8ecc1ed7 R11: 0000000000000000 R12: ffff88807d3f6038 [ 297.919828][ C0] R13: ffff88807d3f6038 R14: ffffc90000007d68 R15: 0000000000000000 [ 297.919838][ C0] FS: 0000555555ea33c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 297.919850][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 297.919858][ C0] CR2: 000000002006b000 CR3: 000000007b894000 CR4: 0000000000350ef0 [ 297.919865][ C0] Call Trace: [ 297.919871][ C0] [ 297.919875][ C0] ? show_regs+0x8f/0xa0 [ 297.919889][ C0] ? nmi_cpu_backtrace+0x1d4/0x380 [ 297.919905][ C0] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 297.919922][ C0] ? nmi_handle+0x1a6/0x570 [ 297.919934][ C0] ? x86_pmu_event_mapped+0x1c0/0x1c0 [ 297.919954][ C0] ? find_held_lock+0x1a/0x110 [ 297.919967][ C0] ? default_do_nmi+0x69/0x160 [ 297.919985][ C0] ? exc_nmi+0x171/0x1e0 [ 297.920001][ C0] ? end_repeat_nmi+0x16/0x31 [ 297.920023][ C0] ? find_held_lock+0x1a/0x110 [ 297.920036][ C0] ? find_held_lock+0x1a/0x110 [ 297.920050][ C0] ? find_held_lock+0x1a/0x110 [ 297.920063][ C0] [ 297.920066][ C0] [ 297.920070][ C0] lock_release+0x1fb/0x680 [ 297.920086][ C0] ? posix_timer_fn+0x2f2/0x3d0 [ 297.920101][ C0] ? reacquire_held_locks+0x4b0/0x4b0 [ 297.920117][ C0] ? sigqueue_free+0x220/0x220 [ 297.920137][ C0] _raw_spin_unlock_irqrestore+0x1a/0x70 [ 297.920153][ C0] posix_timer_fn+0x2f2/0x3d0 [ 297.920167][ C0] ? do_raw_spin_unlock+0x173/0x230 [ 297.920185][ C0] ? posix_get_monotonic_coarse+0x270/0x270 [ 297.920199][ C0] __hrtimer_run_queues+0x203/0xc10 [ 297.920218][ C0] ? enqueue_hrtimer+0x310/0x310 [ 297.920233][ C0] ? ktime_get_update_offsets_now+0x3bc/0x610 [ 297.920253][ C0] hrtimer_interrupt+0x31b/0x800 [ 297.920272][ C0] __sysvec_apic_timer_interrupt+0x105/0x3f0 [ 297.920288][ C0] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 297.920300][ C0] [ 297.920303][ C0] [ 297.920306][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 297.920325][ C0] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 297.920340][ C0] Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 da 03 27 f7 48 89 df e8 d2 82 27 f7 e8 8d fd 4c f7 fb bf 01 00 00 00 b2 e7 18 f7 65 8b 05 43 2a c2 75 85 c0 74 02 5b c3 e8 50 ef be [ 297.920350][ C0] RSP: 0018:ffffc90003bbfd00 EFLAGS: 00000202 [ 297.920359][ C0] RAX: 0000000003c14fa7 RBX: ffff88802539d340 RCX: 1ffffffff1d97da9 [ 297.920366][ C0] RDX: 0000000000000000 RSI: ffffffff8a8caca0 RDI: 0000000000000001 [ 297.920373][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 297.920379][ C0] R10: ffffffff8ecc1ed7 R11: 0000000000000000 R12: ffff88802539d7d8 [ 297.920386][ C0] R13: 0000000000000021 R14: ffff88802539d740 R15: 1ffff92000777faf [ 297.920398][ C0] get_signal+0x1899/0x2790 [ 297.920413][ C0] ? exit_signals+0x920/0x920 [ 297.920425][ C0] ? do_sigaltstack.constprop.0+0x550/0x810 [ 297.920443][ C0] arch_do_signal_or_restart+0x90/0x7f0 [ 297.920461][ C0] ? get_sigframe_size+0x20/0x20 [ 297.920478][ C0] ? __do_sys_rt_sigreturn+0x168/0x230 [ 297.920496][ C0] exit_to_user_mode_prepare+0x11f/0x240 [ 297.920510][ C0] syscall_exit_to_user_mode+0x1d/0x60 [ 297.920522][ C0] do_syscall_64+0x44/0xb0 [ 297.920538][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 297.920555][ C0] RIP: 0033:0x7f7c4fcffe79 [ 297.920564][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 297.920574][ C0] RSP: 002b:00007ffd22e9ecc8 EFLAGS: 00000246 [ 297.920582][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f7c4fcffe79 [ 297.920589][ C0] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 297.920595][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 297.920602][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555555ea3370 [ 297.920609][ C0] R13: 0000000000000005 R14: 00007ffd22e9ed40 R15: 00007ffd22e9ed30 [ 297.920620][ C0]