Warning: Permanently added '10.128.0.119' (ED25519) to the list of known hosts. [ 196.359271][ T5093] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 196.384501][ T5103] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 196.394433][ T5103] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 196.402193][ T5103] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 196.409905][ T5103] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 196.417656][ T5103] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 196.424968][ T5104] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 196.425250][ T5103] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 196.432322][ T5104] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 196.439974][ T5103] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 196.446369][ T5104] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 196.453860][ T5103] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 196.460595][ T5104] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 196.467950][ T5103] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 196.474470][ T5104] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 196.482431][ T5103] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 196.489556][ T5104] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 196.495693][ T5103] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 196.509013][ T5104] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 196.510275][ T5108] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 196.516603][ T5104] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 196.523206][ T5103] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 196.531305][ T5104] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 196.537978][ T5103] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 196.544456][ T5104] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 196.551221][ T5103] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 196.557856][ T5104] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 196.565074][ T5103] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 196.572367][ T5104] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 196.580585][ T5103] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 196.587726][ T5109] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 196.593593][ T5103] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 196.606958][ T5109] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 196.630637][ T4464] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 196.640760][ T4464] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 196.648082][ T4464] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 301.900197][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 301.907240][ C0] rcu: (detected by 0, t=10502 jiffies, g=4837, q=12 ncpus=2) [ 301.914825][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294967353-4294956852), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 301.928246][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g4837 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 301.939411][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 301.949406][ C0] rcu: RCU grace-period kthread stack dump: [ 301.955310][ C0] task:rcu_preempt state:R running task stack:28752 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 301.967075][ C0] Call Trace: [ 301.970372][ C0] [ 301.973322][ C0] __schedule+0xedb/0x5af0 [ 301.977798][ C0] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 301.983830][ C0] ? io_schedule_timeout+0x150/0x150 [ 301.989154][ C0] ? schedule+0x1fc/0x270 [ 301.993523][ C0] ? reacquire_held_locks+0x4c0/0x4c0 [ 301.998930][ C0] ? timer_fixup_activate+0x220/0x220 [ 302.004426][ C0] ? lockdep_init_map_type+0x16d/0x7d0 [ 302.009922][ C0] schedule+0xe9/0x270 [ 302.014036][ C0] schedule_timeout+0x137/0x290 [ 302.018921][ C0] ? usleep_range_state+0x1a0/0x1a0 [ 302.024145][ C0] ? do_init_timer+0x100/0x100 [ 302.028943][ C0] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 302.034785][ C0] ? prepare_to_swait_event+0xf4/0x470 [ 302.040373][ C0] rcu_gp_fqs_loop+0x1ec/0xb10 [ 302.045174][ C0] ? rcu_check_gp_kthread_starvation+0x450/0x450 [ 302.051546][ C0] ? _raw_spin_unlock_irqrestore+0x4e/0x70 [ 302.057385][ C0] rcu_gp_kthread+0x24b/0x380 [ 302.062101][ C0] ? rcu_gp_init+0x1510/0x1510 [ 302.066904][ C0] ? lockdep_hardirqs_on+0x7d/0x110 [ 302.072155][ C0] ? __kthread_parkme+0x14b/0x220 [ 302.077205][ C0] ? rcu_gp_init+0x1510/0x1510 [ 302.082000][ C0] kthread+0x2c6/0x3a0 [ 302.086098][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 302.091327][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 302.096987][ C0] ret_from_fork+0x45/0x80 [ 302.101433][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 302.107105][ C0] ret_from_fork_asm+0x11/0x20 [ 302.111992][ C0] [ 302.115025][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 302.121357][ C0] Sending NMI from CPU 0 to CPUs 1: [ 302.126581][ C1] NMI backtrace for cpu 1 [ 302.126590][ C1] CPU: 1 PID: 5114 Comm: syz-executor387 Not tainted 6.7.0-rc3-syzkaller-00048-ge8f60209d6cf #0 [ 302.126604][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 302.126611][ C1] RIP: 0010:__lock_acquire+0x3b7/0x3b20 [ 302.126635][ C1] Code: e2 12 81 e2 00 00 04 00 09 c8 c1 e3 13 09 d0 44 89 f2 c1 e2 14 09 d8 09 d0 8b 94 24 38 01 00 00 c1 e2 15 09 d0 41 8b 54 24 20 <81> e2 ff 1f 00 00 09 d0 48 89 fa 41 89 44 24 20 48 c1 ea 03 48 b8 [ 302.126647][ C1] RSP: 0018:ffffc900001f0a68 EFLAGS: 00000006 [ 302.126658][ C1] RAX: 00000000000c4000 RBX: 0000000000080000 RCX: 0000000000000000 [ 302.126666][ C1] RDX: 00000000000a40ab RSI: ffff888077418aa4 RDI: ffff888077418b34 [ 302.126673][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 302.126680][ C1] R10: 000000000000000a R11: 0000000000000003 R12: ffff888077418b10 [ 302.126687][ C1] R13: 0000000000000002 R14: 0000000000000000 R15: 00000000000000ab [ 302.126699][ C1] FS: 0000555555eed3c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 302.126711][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 302.126720][ C1] CR2: 00007f40166cc4c0 CR3: 0000000077b7f000 CR4: 0000000000350ef0 [ 302.126728][ C1] Call Trace: [ 302.126734][ C1] [ 302.126739][ C1] ? show_regs+0x8f/0xa0 [ 302.126754][ C1] ? nmi_cpu_backtrace+0x1d4/0x390 [ 302.126771][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 302.126789][ C1] ? nmi_handle+0x1a6/0x570 [ 302.126803][ C1] ? x86_pmu_event_mapped+0x1c0/0x1c0 [ 302.126823][ C1] ? __lock_acquire+0x3b7/0x3b20 [ 302.126840][ C1] ? default_do_nmi+0x6a/0x160 [ 302.126857][ C1] ? exc_nmi+0x186/0x200 [ 302.126872][ C1] ? end_repeat_nmi+0xf/0x2a [ 302.126887][ C1] ? __lock_acquire+0x3b7/0x3b20 [ 302.126905][ C1] ? __lock_acquire+0x3b7/0x3b20 [ 302.126923][ C1] ? __lock_acquire+0x3b7/0x3b20 [ 302.126940][ C1] [ 302.126944][ C1] [ 302.126950][ C1] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 302.126970][ C1] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 302.126989][ C1] ? __lock_task_sighand+0xc2/0x340 [ 302.127002][ C1] reacquire_held_locks+0x20b/0x4c0 [ 302.127021][ C1] ? __lock_task_sighand+0xc2/0x340 [ 302.127034][ C1] ? find_held_lock+0x59/0x110 [ 302.127051][ C1] lock_release+0x33c/0x690 [ 302.127068][ C1] ? __lock_task_sighand+0x141/0x340 [ 302.127081][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 302.127098][ C1] ? spin_bug+0x1d0/0x1d0 [ 302.127110][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 302.127129][ C1] __lock_task_sighand+0x146/0x340 [ 302.127143][ C1] send_sigqueue+0x1d5/0x840 [ 302.127157][ C1] ? spin_bug+0x1d0/0x1d0 [ 302.127167][ C1] ? sigqueue_free+0x220/0x220 [ 302.127182][ C1] posix_timer_fn+0x181/0x3d0 [ 302.127200][ C1] ? do_raw_spin_unlock+0x173/0x230 [ 302.127212][ C1] ? posix_get_monotonic_coarse+0x270/0x270 [ 302.127229][ C1] __hrtimer_run_queues+0x203/0xc20 [ 302.127250][ C1] ? enqueue_hrtimer+0x310/0x310 [ 302.127278][ C1] ? ktime_get_update_offsets_now+0x3bc/0x610 [ 302.127294][ C1] hrtimer_interrupt+0x31b/0x800 [ 302.127310][ C1] __sysvec_apic_timer_interrupt+0x105/0x400 [ 302.127327][ C1] sysvec_apic_timer_interrupt+0x90/0xb0 [ 302.127345][ C1] [ 302.127348][ C1] [ 302.127352][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 302.127365][ C1] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 302.127379][ C1] Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 4a e7 e4 f6 48 89 df e8 b2 5e e5 f6 e8 fd 1d 0b f7 fb bf 01 00 00 00 d2 17 d7 f6 65 8b 05 a3 97 80 75 85 c0 74 02 5b c3 e8 70 5b 7d [ 302.127390][ C1] RSP: 0018:ffffc9000472fd00 EFLAGS: 00000202 [ 302.127399][ C1] RAX: 0000000003bf12b3 RBX: ffff888026c02e40 RCX: 1ffffffff1e320f1 [ 302.127407][ C1] RDX: 0000000000000000 RSI: ffffffff8accb7e0 RDI: 0000000000000001 [ 302.127414][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 302.127421][ C1] R10: ffffffff8f193a17 R11: 0000000000000000 R12: ffff888026c032d8 [ 302.127429][ C1] R13: 0000000000000021 R14: ffff888026c03240 R15: 1ffff920008e5faf [ 302.127441][ C1] get_signal+0x1899/0x2790 [ 302.127458][ C1] ? exit_signals+0x960/0x960 [ 302.127472][ C1] ? do_sigaltstack.constprop.0+0x550/0x810 [ 302.127485][ C1] arch_do_signal_or_restart+0x90/0x7f0 [ 302.127505][ C1] ? get_sigframe_size+0x20/0x20 [ 302.127523][ C1] ? __do_sys_rt_sigreturn+0x168/0x230 [ 302.127543][ C1] exit_to_user_mode_prepare+0x121/0x240 [ 302.127560][ C1] syscall_exit_to_user_mode+0x1e/0x60 [ 302.127578][ C1] do_syscall_64+0x4d/0x110 [ 302.127593][ C1] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 302.127612][ C1] RIP: 0033:0x7f40166b4e79 [ 302.127621][ C1] 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 [ 302.127632][ C1] RSP: 002b:00007ffea3fed498 EFLAGS: 00000246 [ 302.127640][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f40166b4e79 [ 302.127648][ C1] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 302.127655][ C1] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 302.127662][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555555eed370 [ 302.127669][ C1] R13: 0000000000000005 R14: 00007ffea3fed510 R15: 00007ffea3fed500 [ 302.127680][ C1] [ 302.127685][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.104 msecs