Warning: Permanently added '10.128.1.81' (ED25519) to the list of known hosts. [ 192.181540][ T5105] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 192.194356][ T5108] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 192.202841][ T5108] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 192.210345][ T5108] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 192.218427][ T5108] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 192.226090][ T5108] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 192.235700][ T5109] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 192.237060][ T5108] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 192.243241][ T5109] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 192.249953][ T5108] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 192.258144][ T5109] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 192.264305][ T5108] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 192.271676][ T5109] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 192.278369][ T5108] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 192.286126][ T5110] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 192.291907][ T5108] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 192.300094][ T5109] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 192.305947][ T5108] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 192.313575][ T5109] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 192.321358][ T5108] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 192.327232][ T5109] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 192.334762][ T5108] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 192.340898][ T5109] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 192.354228][ T5108] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 192.356975][ T5108] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 192.369406][ T5112] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 192.378221][ T5108] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 192.387500][ T5112] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 192.395049][ T5108] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 192.402624][ T5112] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 192.409905][ T5108] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 192.422783][ T5108] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 192.432430][ T5106] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 192.455329][ T5106] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 192.472832][ T5098] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 192.480214][ T5098] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 297.752117][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 297.759186][ C1] rcu: (detected by 1, t=10502 jiffies, g=6373, q=18 ncpus=2) [ 297.766755][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294966932-4294956430), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 297.780146][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6373 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 297.791288][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 297.801278][ C1] rcu: RCU grace-period kthread stack dump: [ 297.807181][ C1] task:rcu_preempt state:R running task stack:25496 pid:16 tgid:16 ppid:2 flags:0x00004000 [ 297.818956][ C1] Call Trace: [ 297.822252][ C1] [ 297.825202][ C1] __schedule+0x17d3/0x4a20 [ 297.829783][ C1] ? srso_return_thunk+0x5/0x5f [ 297.834673][ C1] ? __pfx___schedule+0x10/0x10 [ 297.839573][ C1] ? __pfx_lock_release+0x10/0x10 [ 297.844626][ C1] ? __asan_memset+0x23/0x50 [ 297.849248][ C1] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 297.855080][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 297.861436][ C1] ? schedule+0x90/0x320 [ 297.865702][ C1] schedule+0x14b/0x320 [ 297.869884][ C1] schedule_timeout+0x1be/0x310 [ 297.874770][ C1] ? __pfx_schedule_timeout+0x10/0x10 [ 297.880184][ C1] ? __pfx_process_timeout+0x10/0x10 [ 297.885528][ C1] ? srso_return_thunk+0x5/0x5f [ 297.890422][ C1] ? prepare_to_swait_event+0x32e/0x350 [ 297.896022][ C1] rcu_gp_fqs_loop+0x2df/0x1370 [ 297.900905][ C1] ? srso_return_thunk+0x5/0x5f [ 297.905798][ C1] ? __pfx_rcu_gp_init+0x10/0x10 [ 297.910782][ C1] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 297.916716][ C1] ? srso_return_thunk+0x5/0x5f [ 297.921597][ C1] ? lockdep_hardirqs_on+0x99/0x150 [ 297.926834][ C1] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 297.932144][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 297.938078][ C1] ? srso_return_thunk+0x5/0x5f [ 297.942957][ C1] ? finish_swait+0xd4/0x1e0 [ 297.947588][ C1] rcu_gp_kthread+0xa7/0x3b0 [ 297.952221][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 297.957453][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 297.963383][ C1] ? srso_return_thunk+0x5/0x5f [ 297.968261][ C1] ? __kthread_parkme+0x169/0x1d0 [ 297.973309][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 297.978547][ C1] kthread+0x2f2/0x390 [ 297.982646][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 297.987882][ C1] ? __pfx_kthread+0x10/0x10 [ 297.992505][ C1] ret_from_fork+0x4d/0x80 [ 297.996956][ C1] ? __pfx_kthread+0x10/0x10 [ 298.001575][ C1] ret_from_fork_asm+0x1a/0x30 [ 298.006391][ C1] [ 298.009424][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 298.015758][ C1] Sending NMI from CPU 1 to CPUs 0: [ 298.020978][ C0] NMI backtrace for cpu 0 [ 298.020989][ C0] CPU: 0 PID: 5118 Comm: syz-executor348 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 [ 298.021012][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 298.021024][ C0] RIP: 0010:check_preemption_disabled+0x67/0x120 [ 298.021051][ C0] Code: 85 ce 00 00 00 89 d8 48 83 c4 10 5b 41 5c 41 5e 41 5f e9 dc ea 0a 00 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 <74> c5 49 89 f6 49 89 ff 65 4c 8b 24 25 80 d0 03 00 41 f6 44 24 2f [ 298.021068][ C0] RSP: 0018:ffffc90004447c50 EFLAGS: 00000046 [ 298.021087][ C0] RAX: 0000000080000000 RBX: 0000000000000000 RCX: 1ffff1100f45a8a2 [ 298.021103][ C0] RDX: 0000000000000000 RSI: ffffffff8baac1e0 RDI: ffffffff8bfed300 [ 298.021119][ C0] RBP: ffffc90004447d50 R08: ffffffff815c79e9 R09: 1ffffffff1f0e74d [ 298.021135][ C0] R10: dffffc0000000000 R11: ffffffff813227a0 R12: ffff88801d874a00 [ 298.021152][ C0] R13: 1ffff92000888f98 R14: ffffffff8b7f091d R15: dffffc0000000000 [ 298.021171][ C0] FS: 00005555725c83c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 298.021190][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 298.021206][ C0] CR2: 000000002006b000 CR3: 00000000221de000 CR4: 0000000000350ef0 [ 298.021223][ C0] Call Trace: [ 298.021231][ C0] [ 298.021239][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 298.021266][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 298.021292][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 298.021318][ C0] ? nmi_handle+0x2a/0x580 [ 298.021352][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 298.021388][ C0] ? nmi_handle+0x151/0x580 [ 298.021410][ C0] ? nmi_handle+0x2a/0x580 [ 298.021434][ C0] ? check_preemption_disabled+0x67/0x120 [ 298.021457][ C0] ? default_do_nmi+0x63/0x160 [ 298.021484][ C0] ? exc_nmi+0x123/0x1f0 [ 298.021510][ C0] ? end_repeat_nmi+0xf/0x53 [ 298.021537][ C0] ? _raw_spin_lock_irq+0xad/0x120 [ 298.021573][ C0] ? __pfx___do_sys_rt_sigreturn+0x10/0x10 [ 298.021605][ C0] ? __set_current_blocked+0xd9/0x380 [ 298.021631][ C0] ? check_preemption_disabled+0x67/0x120 [ 298.021654][ C0] ? check_preemption_disabled+0x67/0x120 [ 298.021678][ C0] ? check_preemption_disabled+0x67/0x120 [ 298.021701][ C0] [ 298.021709][ C0] [ 298.021718][ C0] ? _raw_spin_lock_irq+0xad/0x120 [ 298.021751][ C0] lockdep_hardirqs_off+0x75/0x110 [ 298.021784][ C0] ? _raw_spin_lock_irq+0xad/0x120 [ 298.021817][ C0] trace_hardirqs_off+0x12/0x40 [ 298.021847][ C0] _raw_spin_lock_irq+0xad/0x120 [ 298.021881][ C0] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 298.021923][ C0] __set_current_blocked+0x11f/0x380 [ 298.021947][ C0] ? srso_return_thunk+0x5/0x5f [ 298.021976][ C0] ? __pfx___set_current_blocked+0x10/0x10 [ 298.021999][ C0] ? __task_pid_nr_ns+0x28/0x450 [ 298.022034][ C0] __do_sys_rt_sigreturn+0x170/0x270 [ 298.022068][ C0] ? __pfx___do_sys_rt_sigreturn+0x10/0x10 [ 298.022104][ C0] ? do_syscall_64+0x10a/0x240 [ 298.022126][ C0] ? do_syscall_64+0xb6/0x240 [ 298.022148][ C0] do_syscall_64+0xfd/0x240 [ 298.022169][ C0] ? srso_return_thunk+0x5/0x5f [ 298.022197][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 298.022224][ C0] RIP: 0033:0x7fd1f69b04c9 [ 298.022241][ C0] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25 [ 298.022258][ C0] RSP: 002b:00007fff71126440 EFLAGS: 00000206 ORIG_RAX: 000000000000000f [ 298.022278][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd1f69b04c9 [ 298.022294][ C0] RDX: 00007fff71126440 RSI: 00007fff71126570 RDI: 0000000000000021 [ 298.022309][ C0] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 298.022322][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 00005555725c8370 [ 298.022336][ C0] R13: 0000000000000002 R14: 00007fff71126a40 R15: 00007fff71126a30 [ 298.022363][ C0] [ 298.022376][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.397 msecs