Warning: Permanently added '10.128.1.21' (ED25519) to the list of known hosts. [ 193.055993][ T3582] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 193.056437][ T3583] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 193.064322][ T3582] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 193.077979][ T3583] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 193.078467][ T3582] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 193.086377][ T3583] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 193.094031][ T3582] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 193.100266][ T3583] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 193.106948][ T3582] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 193.113991][ T3583] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 193.121944][ T3582] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 193.127502][ T3583] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 193.134506][ T3582] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 193.148107][ T3583] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 193.148350][ T3582] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 193.155795][ T3583] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 193.163114][ T3582] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 193.170438][ T3584] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 193.179012][ T3582] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 193.183547][ T3584] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 193.191716][ T3582] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 193.197294][ T3584] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 193.204897][ T3582] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 193.218868][ T3582] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 193.219871][ T3583] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 193.228516][ T3582] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 193.233302][ T3583] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 193.240382][ T3582] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 193.247737][ T3583] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 193.254254][ T3582] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 193.261176][ T3583] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 193.268277][ T3582] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 193.278094][ T3585] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 193.283951][ T3582] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 193.290767][ T3585] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 193.307905][ T3583] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 298.553444][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 298.560553][ C0] (detected by 0, t=10502 jiffies, g=4545, q=22 ncpus=2) [ 298.567686][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294966999-4294956498), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 298.581060][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g4545 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 298.592522][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 298.602675][ C0] rcu: RCU grace-period kthread stack dump: [ 298.608579][ C0] task:rcu_preempt state:R running task stack:27064 pid:16 ppid:2 flags:0x00004000 [ 298.619461][ C0] Call Trace: [ 298.622747][ C0] [ 298.625698][ C0] __schedule+0x132c/0x4330 [ 298.630353][ C0] ? __mod_timer+0x956/0xee0 [ 298.635003][ C0] ? release_firmware_map_entry+0x185/0x185 [ 298.640917][ C0] ? lockdep_softirqs_off+0x420/0x420 [ 298.646323][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 298.652240][ C0] ? _raw_spin_unlock+0x40/0x40 [ 298.657114][ C0] schedule+0xbf/0x180 [ 298.661232][ C0] schedule_timeout+0x1b9/0x300 [ 298.666123][ C0] ? console_conditional_schedule+0x40/0x40 [ 298.672051][ C0] ? update_process_times+0x1b0/0x1b0 [ 298.677454][ C0] ? prepare_to_swait_event+0x321/0x340 [ 298.683107][ C0] rcu_gp_fqs_loop+0x2c2/0x1010 [ 298.688049][ C0] ? dump_blkd_tasks+0x810/0x810 [ 298.693011][ C0] ? lockdep_hardirqs_on+0x94/0x130 [ 298.698241][ C0] ? rcu_gp_init+0x15d0/0x15d0 [ 298.703075][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 298.709005][ C0] ? finish_swait+0xc5/0x1d0 [ 298.713613][ C0] rcu_gp_kthread+0xa3/0x3a0 [ 298.718224][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 298.723360][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 298.729269][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 298.735267][ C0] ? __kthread_parkme+0x15c/0x1c0 [ 298.740385][ C0] kthread+0x26e/0x300 [ 298.744490][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 298.749650][ C0] ? kthread_blkcg+0xd0/0xd0 [ 298.754265][ C0] ret_from_fork+0x1f/0x30 [ 298.758780][ C0] [ 298.761813][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 298.768160][ C0] CPU: 0 PID: 3589 Comm: syz-executor107 Not tainted 6.1.42-syzkaller #0 [ 298.776604][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 298.786852][ C0] RIP: 0010:exit_to_user_mode_loop+0xbb/0x100 [ 298.792958][ C0] Code: e8 3a 99 71 00 e8 45 63 ab 02 48 83 bb 68 15 00 00 00 74 0a 31 ff 4c 89 f6 e8 d1 9d 3f 00 48 c7 04 24 00 00 00 00 9c 8f 04 24 <8b> 04 24 fa a9 00 02 00 00 0f 84 4e ff ff ff e8 f1 ed 1a 00 e9 44 [ 298.812766][ C0] RSP: 0018:ffffc90003d4feb8 EFLAGS: 00000246 [ 298.818864][ C0] RAX: 99360e877bde1100 RBX: 0000000000000004 RCX: ffff88801e135940 [ 298.827106][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 298.835352][ C0] RBP: ffffc90003d4ff48 R08: ffffffff8156a62c R09: ffffed1004f32129 [ 298.843444][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 298.851521][ C0] R13: 0000000000000000 R14: ffffc90003d4ff58 R15: ffff88801e135940 [ 298.859505][ C0] FS: 00005555574293c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 298.868451][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 298.875308][ C0] CR2: 000000002006b000 CR3: 00000000782db000 CR4: 00000000003506f0 [ 298.883295][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 298.891284][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 298.899528][ C0] Call Trace: [ 298.902815][ C0] [ 298.905787][ C0] ? rcu_check_gp_kthread_starvation+0x1b8/0x220 [ 298.912135][ C0] ? _find_next_bit+0x11b/0x120 [ 298.917088][ C0] ? print_other_cpu_stall+0x150c/0x1640 [ 298.922748][ C0] ? rcu_stall_kick_kthreads+0x230/0x230 [ 298.928494][ C0] ? rcu_sched_clock_irq+0x97f/0x1850 [ 298.933893][ C0] ? rcutree_dead_cpu+0x20/0x20 [ 298.938768][ C0] ? hrtimer_run_queues+0x163/0x450 [ 298.944066][ C0] ? acct_account_cputime+0x194/0x270 [ 298.949521][ C0] ? update_process_times+0x147/0x1b0 [ 298.954916][ C0] ? tick_sched_timer+0x386/0x550 [ 298.960022][ C0] ? tick_setup_sched_timer+0x2f0/0x2f0 [ 298.965669][ C0] ? __hrtimer_run_queues+0x5a7/0xe50 [ 298.971079][ C0] ? hrtimer_interrupt+0x980/0x980 [ 298.976210][ C0] ? ktime_get_update_offsets_now+0x407/0x420 [ 298.982289][ C0] ? hrtimer_interrupt+0x392/0x980 [ 298.987445][ C0] ? __sysvec_apic_timer_interrupt+0x156/0x580 [ 298.993949][ C0] ? sysvec_apic_timer_interrupt+0x8c/0xb0 [ 298.999849][ C0] [ 299.002787][ C0] [ 299.005749][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 299.011980][ C0] ? signal_setup_done+0x42c/0x5f0 [ 299.017172][ C0] ? exit_to_user_mode_loop+0xbb/0x100 [ 299.022643][ C0] exit_to_user_mode_prepare+0xb1/0x140 [ 299.028217][ C0] syscall_exit_to_user_mode+0x60/0x270 [ 299.033913][ C0] do_syscall_64+0x49/0xb0 [ 299.038357][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 299.044361][ C0] RIP: 0033:0x7f38da382e40 [ 299.048964][ C0] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 8a 27 03 00 e8 05 0d fb ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 [ 299.068857][ C0] RSP: 002b:00007ffd6d5793b8 EFLAGS: 00000246 [ 299.074977][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f38da35ce79 [ 299.082955][ C0] RDX: 00007ffd6d5793c0 RSI: 00007ffd6d5794f0 RDI: 0000000000000021 [ 299.091460][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 299.099438][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555557429370 [ 299.107502][ C0] R13: 0000000000000002 R14: 00007ffd6d5799d0 R15: 00007ffd6d5799c0 [ 299.115505][ C0]