Warning: Permanently added '10.128.1.59' (ED25519) to the list of known hosts. [ 170.118036][ T4279] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 170.126512][ T4279] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 170.131007][ T4286] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 170.135187][ T4279] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 170.142500][ T4286] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 170.148322][ T4279] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 170.156546][ T4286] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 170.162849][ T4279] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 170.170197][ T4286] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 170.176601][ T4279] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 170.184336][ T4286] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 170.198090][ T4279] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 170.198140][ T4286] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 170.207002][ T4279] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 170.213119][ T4286] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 170.219577][ T4279] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 170.226320][ T4286] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 170.234671][ T4279] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 170.241958][ T4286] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 170.248225][ T4279] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 170.254786][ T4286] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 170.261838][ T4279] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 170.268713][ T4286] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 170.282909][ T4276] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 170.290017][ T4276] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 170.290222][ T4287] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 170.297132][ T4276] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 170.320566][ T4276] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 170.330570][ T4279] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 170.337944][ T4276] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 275.588445][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 275.595620][ C0] (detected by 0, t=10502 jiffies, g=7645, q=75 ncpus=2) [ 275.602762][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294964679-4294954176), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 275.616178][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g7645 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 275.627324][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 275.637323][ C0] rcu: RCU grace-period kthread stack dump: [ 275.643264][ C0] task:rcu_preempt state:R running task stack:26712 pid:16 ppid:2 flags:0x00004000 [ 275.654088][ C0] Call Trace: [ 275.657392][ C0] [ 275.660348][ C0] __schedule+0x143f/0x4570 [ 275.664926][ C0] ? _raw_spin_unlock+0x40/0x40 [ 275.669914][ C0] ? __mod_timer+0x956/0xee0 [ 275.674542][ C0] ? release_firmware_map_entry+0x186/0x186 [ 275.680464][ C0] ? lockdep_softirqs_off+0x420/0x420 [ 275.685872][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 275.691800][ C0] ? _raw_spin_unlock+0x40/0x40 [ 275.696692][ C0] schedule+0xbf/0x180 [ 275.700819][ C0] schedule_timeout+0x1b9/0x300 [ 275.705707][ C0] ? console_conditional_schedule+0x40/0x40 [ 275.711644][ C0] ? update_process_times+0x1b0/0x1b0 [ 275.717050][ C0] ? prepare_to_swait_event+0x329/0x350 [ 275.722636][ C0] rcu_gp_fqs_loop+0x2d2/0x1150 [ 275.727545][ C0] ? lockdep_hardirqs_on+0x94/0x130 [ 275.732775][ C0] ? rcu_gp_init+0x15f0/0x15f0 [ 275.737562][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 275.743502][ C0] ? finish_swait+0xcf/0x1e0 [ 275.748132][ C0] rcu_gp_kthread+0xa3/0x3b0 [ 275.752753][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 275.757891][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 275.763832][ C0] ? __kthread_parkme+0x168/0x1c0 [ 275.768900][ C0] kthread+0x28d/0x320 [ 275.772994][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 275.778132][ C0] ? kthread_blkcg+0xd0/0xd0 [ 275.782750][ C0] ret_from_fork+0x1f/0x30 [ 275.787212][ C0] [ 275.790267][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 275.796624][ C0] CPU: 0 PID: 4290 Comm: syz-executor421 Not tainted 6.1.128-syzkaller #0 [ 275.805145][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 275.815225][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 275.821082][ C0] Code: a1 95 f5 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 87 ad f6 48 89 df e8 86 c5 ae f6 e8 11 1d d4 f6 fb bf 01 00 00 00 76 4f a1 f6 65 8b 05 17 2f 45 75 85 c0 74 02 5b c3 e8 c4 52 43 [ 275.840807][ C0] RSP: 0018:ffffc90004367b30 EFLAGS: 00000286 [ 275.846901][ C0] RAX: 17240252eabf8a00 RBX: ffff88802f776f00 RCX: ffffffff97357103 [ 275.854900][ C0] RDX: dffffc0000000000 RSI: ffffffff8b0c0340 RDI: 0000000000000001 [ 275.862902][ C0] RBP: ffffc90004367c70 R08: dffffc0000000000 R09: ffffed1005eeede1 [ 275.870983][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11005eeee73 [ 275.878979][ C0] R13: 000000001c000004 R14: 0000000000000021 R15: ffff88802f777398 [ 275.886977][ C0] FS: 000055557c70d3c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 275.896022][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 275.902630][ C0] CR2: 000000002006b000 CR3: 0000000078d08000 CR4: 00000000003506f0 [ 275.910631][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 275.918664][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 275.926655][ C0] Call Trace: [ 275.929956][ C0] [ 275.932819][ C0] ? rcu_check_gp_kthread_starvation+0x1b8/0x220 [ 275.939182][ C0] ? _find_next_bit+0x11b/0x120 [ 275.944070][ C0] ? print_other_cpu_stall+0x150c/0x1640 [ 275.949838][ C0] ? print_cpu_stall+0x5f0/0x5f0 [ 275.954824][ C0] ? rcu_sched_clock_irq+0xaf6/0x1200 [ 275.960230][ C0] ? rcutree_dead_cpu+0x20/0x20 [ 275.965124][ C0] ? hrtimer_run_queues+0x163/0x450 [ 275.970444][ C0] ? acct_account_cputime+0x194/0x270 [ 275.975857][ C0] ? update_process_times+0x147/0x1b0 [ 275.981283][ C0] ? tick_sched_timer+0x386/0x550 [ 275.986345][ C0] ? tick_setup_sched_timer+0x2f0/0x2f0 [ 275.991919][ C0] ? __hrtimer_run_queues+0x5a7/0xe50 [ 275.997347][ C0] ? hrtimer_interrupt+0x980/0x980 [ 276.002491][ C0] ? ktime_get_update_offsets_now+0x407/0x420 [ 276.008600][ C0] ? hrtimer_interrupt+0x392/0x980 [ 276.013759][ C0] ? __sysvec_apic_timer_interrupt+0x158/0x5b0 [ 276.019954][ C0] ? sysvec_apic_timer_interrupt+0x9b/0xc0 [ 276.025802][ C0] [ 276.028769][ C0] [ 276.031733][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 276.037939][ C0] ? _raw_spin_unlock_irq+0x25/0x40 [ 276.043196][ C0] get_signal+0x154b/0x17d0 [ 276.047754][ C0] ? ptrace_notify+0x370/0x370 [ 276.052566][ C0] arch_do_signal_or_restart+0xb0/0x1a10 [ 276.058242][ C0] ? __might_fault+0xa1/0x110 [ 276.062966][ C0] ? __lock_acquire+0x1f80/0x1f80 [ 276.068138][ C0] ? do_sigaltstack+0x3f3/0x610 [ 276.073106][ C0] ? get_sigframe_size+0x10/0x10 [ 276.078215][ C0] ? restore_altstack+0x107/0x150 [ 276.083272][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 276.089305][ C0] ? exit_to_user_mode_loop+0x39/0x100 [ 276.094809][ C0] exit_to_user_mode_loop+0x6a/0x100 [ 276.100158][ C0] exit_to_user_mode_prepare+0xb1/0x140 [ 276.105727][ C0] syscall_exit_to_user_mode+0x60/0x270 [ 276.111306][ C0] do_syscall_64+0x47/0xb0 [ 276.115748][ C0] ? clear_bhb_loop+0x45/0xa0 [ 276.120450][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 276.126395][ C0] RIP: 0033:0x7fbcf15103d9 [ 276.130839][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 1a 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 [ 276.150487][ C0] RSP: 002b:00007ffc24b9ed98 EFLAGS: 00000246 [ 276.156783][ C0] RAX: 0000000000000000 RBX: 00007fbcf1568038 RCX: 00007fbcf15103d9 [ 276.164807][ C0] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 276.172981][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 276.180976][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbcf156815b [ 276.188972][ C0] R13: 00007ffc24b9f0c0 R14: 00007ffc24b9edd0 R15: 0000000000000000 [ 276.196984][ C0]