Warning: Permanently added '10.128.1.182' (ED25519) to the list of known hosts. [ 212.382822][ T5105] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 212.385133][ T5108] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 212.390855][ T5105] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 212.397677][ T5108] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 212.405804][ T5105] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 212.413113][ T5108] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 212.419016][ T5105] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 212.426261][ T5108] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 212.433374][ T5105] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 212.439882][ T5108] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 212.453523][ T5107] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 212.461640][ T5109] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 212.461736][ T5108] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 212.469559][ T5109] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 212.476468][ T5107] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 212.483188][ T5109] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 212.489891][ T5108] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 212.496679][ T5109] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 212.505497][ T5107] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 212.519206][ T5108] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 212.519291][ T5109] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 212.526983][ T5108] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 212.534211][ T5109] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 212.540861][ T5107] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 212.547442][ T5109] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 212.557098][ T5108] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 212.568394][ T5107] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 212.570122][ T5109] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 212.587267][ T5109] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 212.597106][ T5109] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 317.754832][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 317.761873][ C0] rcu: (detected by 0, t=10502 jiffies, g=5377, q=12 ncpus=2) [ 317.769429][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294968863-4294958361), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 317.782799][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g5377 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 317.793912][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 317.803882][ C0] rcu: RCU grace-period kthread stack dump: [ 317.809779][ C0] task:rcu_preempt state:R running task stack:24880 pid:16 tgid:16 ppid:2 flags:0x00004000 [ 317.821527][ C0] Call Trace: [ 317.824809][ C0] [ 317.827753][ C0] __schedule+0x1796/0x4a00 [ 317.832492][ C0] ? __pfx___schedule+0x10/0x10 [ 317.837362][ C0] ? __pfx_lock_release+0x10/0x10 [ 317.842458][ C0] ? __asan_memset+0x23/0x50 [ 317.847118][ C0] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 317.852944][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 317.859300][ C0] ? schedule+0x90/0x320 [ 317.863572][ C0] schedule+0x14b/0x320 [ 317.867753][ C0] schedule_timeout+0x1be/0x310 [ 317.872625][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 317.878042][ C0] ? __pfx_process_timeout+0x10/0x10 [ 317.883386][ C0] ? prepare_to_swait_event+0x32e/0x350 [ 317.888963][ C0] rcu_gp_fqs_loop+0x2df/0x1370 [ 317.893840][ C0] ? __pfx_rcu_gp_init+0x10/0x10 [ 317.898792][ C0] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 317.904700][ C0] ? lockdep_hardirqs_on+0x99/0x150 [ 317.910015][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 317.915307][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 317.921221][ C0] ? finish_swait+0xd4/0x1e0 [ 317.925822][ C0] rcu_gp_kthread+0xa7/0x3b0 [ 317.930427][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 317.935633][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 317.941541][ C0] ? __kthread_parkme+0x169/0x1d0 [ 317.946616][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 317.951825][ C0] kthread+0x2f0/0x390 [ 317.955906][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 317.961115][ C0] ? __pfx_kthread+0x10/0x10 [ 317.965717][ C0] ret_from_fork+0x4b/0x80 [ 317.970180][ C0] ? __pfx_kthread+0x10/0x10 [ 317.974782][ C0] ret_from_fork_asm+0x1a/0x30 [ 317.979596][ C0] [ 317.982622][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 317.988945][ C0] Sending NMI from CPU 0 to CPUs 1: [ 317.994156][ C1] NMI backtrace for cpu 1 [ 317.994165][ C1] CPU: 1 PID: 5115 Comm: syz-executor177 Not tainted 6.9.0-rc6-syzkaller-00227-g3d25a941ea50 #0 [ 317.994181][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 317.994189][ C1] RIP: 0010:lockdep_hardirqs_on_prepare+0x488/0x780 [ 317.994209][ C1] Code: 48 c7 44 24 20 0e 36 e0 45 4a c7 04 3a 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 60 0f 85 ab 02 00 00 48 8d 65 d8 5b <41> 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 0f 0b 90 48 c7 c7 a0 [ 317.994227][ C1] RSP: 0018:ffffc900037afb88 EFLAGS: 00000046 [ 317.994241][ C1] RAX: 972a0a3aa0700100 RBX: 0000000000000000 RCX: ffffffff946f6603 [ 317.994252][ C1] RDX: dffffc0000000000 RSI: ffffffff8bcaca20 RDI: ffffffff8c1eaaa0 [ 317.994263][ C1] RBP: ffffc900037afba8 R08: ffffffff8fa7cf2f R09: 1ffffffff1f4f9e5 [ 317.994273][ C1] R10: dffffc0000000000 R11: fffffbfff1f4f9e6 R12: 0000000000000000 [ 317.994284][ C1] R13: 0000000000000000 R14: ffff888077668ad0 R15: 1ffff920006f5f64 [ 317.994294][ C1] FS: 000055555c2263c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 317.994308][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 317.994318][ C1] CR2: 000000002006b000 CR3: 00000000242c2000 CR4: 00000000003506f0 [ 317.994331][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 317.994340][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 317.994350][ C1] Call Trace: [ 317.994357][ C1] [ 317.994363][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 317.994452][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 317.994468][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 317.994483][ C1] ? nmi_handle+0x2a/0x5a0 [ 317.994511][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 317.994529][ C1] ? nmi_handle+0x14f/0x5a0 [ 317.994543][ C1] ? nmi_handle+0x2a/0x5a0 [ 317.994559][ C1] ? lockdep_hardirqs_on_prepare+0x488/0x780 [ 317.994574][ C1] ? default_do_nmi+0x63/0x160 [ 317.994591][ C1] ? exc_nmi+0x123/0x1f0 [ 317.994606][ C1] ? end_repeat_nmi+0xf/0x53 [ 317.994678][ C1] ? lockdep_hardirqs_on_prepare+0x488/0x780 [ 317.994694][ C1] ? lockdep_hardirqs_on_prepare+0x488/0x780 [ 317.994710][ C1] ? lockdep_hardirqs_on_prepare+0x488/0x780 [ 317.994725][ C1] [ 317.994730][ C1] [ 317.994737][ C1] trace_hardirqs_on+0x28/0x40 [ 317.994767][ C1] irqentry_exit+0x63/0x90 [ 317.994786][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 317.994803][ C1] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 317.994825][ C1] Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 0a 3b f0 f5 48 89 df e8 22 7b f1 f5 e8 7d d5 1a f6 fb bf 01 00 00 00 12 40 e3 f5 65 8b 05 23 5c 81 74 85 c0 74 06 5b c3 cc cc cc cc [ 317.994836][ C1] RSP: 0018:ffffc900037afc70 EFLAGS: 00000282 [ 317.994848][ C1] RAX: 972a0a3aa0700100 RBX: ffff88802ab740c0 RCX: ffffffff946f6603 [ 317.994860][ C1] RDX: dffffc0000000000 RSI: ffffffff8bcab8a0 RDI: 0000000000000001 [ 317.994870][ C1] RBP: ffffc900037afdb0 R08: ffffffff8fa7cf2f R09: 1ffffffff1f4f9e5 [ 317.994881][ C1] R10: dffffc0000000000 R11: fffffbfff1f4f9e6 R12: 0000000000000021 [ 317.994891][ C1] R13: 1ffff1100556e8ab R14: ffff88802ab74558 R15: ffff88802ab740c0 [ 317.994911][ C1] get_signal+0x14dd/0x1740 [ 317.994941][ C1] ? __pfx_get_signal+0x10/0x10 [ 317.994960][ C1] arch_do_signal_or_restart+0x96/0x860 [ 317.994980][ C1] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 317.994998][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 317.995019][ C1] ? syscall_exit_to_user_mode+0xa3/0x370 [ 317.995039][ C1] syscall_exit_to_user_mode+0xc9/0x370 [ 317.995060][ C1] do_syscall_64+0x102/0x240 [ 317.995099][ C1] ? clear_bhb_loop+0x35/0x90 [ 317.995116][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 317.995132][ C1] RIP: 0033:0x7ff96cb1bfea [ 317.995144][ C1] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 c3 64 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 23 65 02 00 8b 44 24 [ 317.995155][ C1] RSP: 002b:00007fff74e55dc0 EFLAGS: 00000293 [ 317.995167][ C1] RAX: fffffffffffffff7 RBX: 0000000000000004 RCX: 00007ff96cb1bfea [ 317.995178][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 317.995187][ C1] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 317.995196][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 000055555c226370 [ 317.995205][ C1] R13: 0000000000000004 R14: 00007fff74e55e50 R15: 00007fff74e55e40 [ 317.995228][ C1] [ 317.995235][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.078 msecs