Warning: Permanently added '10.128.0.132' (ED25519) to the list of known hosts. [ 77.344020][ T5798] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 77.351761][ T5798] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 77.360657][ T5798] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 77.368312][ T5798] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 77.375939][ T5798] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 77.376711][ T5801] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 77.384395][ T5798] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 77.391767][ T5801] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 77.398265][ T5798] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 77.406361][ T5801] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 77.411738][ T5798] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 77.418298][ T5801] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 77.425917][ T5798] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 77.439669][ T5795] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 77.439862][ T5798] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 77.455617][ T5793] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 77.466053][ T5798] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 77.473515][ T5798] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 77.499146][ T5103] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 77.511238][ T5103] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 77.519294][ T5103] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 77.531764][ T5103] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 77.545101][ T5103] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 77.552473][ T5103] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program [ 182.754454][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 182.761687][ C1] rcu: (detected by 1, t=10502 jiffies, g=8321, q=41 ncpus=2) [ 182.769255][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294955378-4294944877), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 182.782657][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g8321 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 182.793788][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 182.803777][ C1] rcu: RCU grace-period kthread stack dump: [ 182.809689][ C1] task:rcu_preempt state:R running task stack:27528 pid:17 ppid:2 flags:0x00004000 [ 182.820529][ C1] Call Trace: [ 182.823829][ C1] [ 182.826803][ C1] __schedule+0x14d2/0x44d0 [ 182.831375][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 182.837299][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 182.842528][ C1] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 182.848475][ C1] ? asan.module_dtor+0x20/0x20 [ 182.853353][ C1] ? enqueue_timer+0x225/0x530 [ 182.858152][ C1] ? __mod_timer+0x984/0xdb0 [ 182.862784][ C1] schedule+0xbd/0x170 [ 182.866892][ C1] schedule_timeout+0x160/0x280 [ 182.871786][ C1] ? console_conditional_schedule+0x40/0x40 [ 182.877705][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 182.883634][ C1] ? update_process_times+0x1b0/0x1b0 [ 182.889047][ C1] ? prepare_to_swait_event+0x339/0x360 [ 182.894635][ C1] rcu_gp_fqs_loop+0x302/0x1560 [ 182.899529][ C1] ? dump_blkd_tasks+0x810/0x810 [ 182.904489][ C1] ? rcu_gp_init+0x1510/0x1510 [ 182.909282][ C1] ? rcu_gp_cleanup+0xb4c/0xca0 [ 182.914160][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 182.919399][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 182.924640][ C1] rcu_gp_kthread+0x99/0x380 [ 182.929273][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 182.934422][ C1] ? __kthread_parkme+0x7a/0x1c0 [ 182.939394][ C1] ? __kthread_parkme+0x162/0x1c0 [ 182.944453][ C1] kthread+0x2fa/0x390 [ 182.948540][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 182.953681][ C1] ? kthread_blkcg+0xd0/0xd0 [ 182.958295][ C1] ret_from_fork+0x48/0x80 [ 182.962744][ C1] ? kthread_blkcg+0xd0/0xd0 [ 182.967363][ C1] ret_from_fork_asm+0x11/0x20 [ 182.972166][ C1] [ 182.975223][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 182.981605][ C1] CPU: 1 PID: 5811 Comm: syz-executor763 Not tainted 6.6.101-syzkaller #0 [ 182.990139][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 183.000230][ C1] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 183.006122][ C1] Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 9a c8 f0 f6 48 89 df e8 b2 9a f1 f6 e8 4d 37 15 f7 fb bf 01 00 00 00 92 b2 e4 f6 65 8b 05 93 f8 8c 75 85 c0 74 02 5b c3 e8 70 da 89 [ 183.025764][ C1] RSP: 0018:ffffc9000460fc98 EFLAGS: 00000282 [ 183.031865][ C1] RAX: 726960514a17c600 RBX: ffff88802bdfef00 RCX: 726960514a17c600 [ 183.039864][ C1] RDX: dffffc0000000000 RSI: ffffffff8aaaba40 RDI: 0000000000000001 [ 183.047856][ C1] RBP: ffff88802bdff398 R08: ffffffff8e4a84ef R09: 1ffffffff1c9509d [ 183.055852][ C1] R10: dffffc0000000000 R11: fffffbfff1c9509e R12: 1ffff110057bfe73 [ 183.063843][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 183.071835][ C1] FS: 00005555750a73c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 183.080785][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 183.087386][ C1] CR2: 000020000006b000 CR3: 0000000079c75000 CR4: 00000000003506e0 [ 183.095394][ C1] Call Trace: [ 183.098694][ C1] [ 183.101649][ C1] get_signal+0x11f5/0x1400 [ 183.106217][ C1] arch_do_signal_or_restart+0x96/0x780 [ 183.111825][ C1] ? get_sigframe_size+0x20/0x20 [ 183.116814][ C1] ? exit_to_user_mode_loop+0x3b/0x110 [ 183.122311][ C1] exit_to_user_mode_loop+0x70/0x110 [ 183.127665][ C1] exit_to_user_mode_prepare+0xb1/0x140 [ 183.133266][ C1] syscall_exit_to_user_mode+0x1a/0x50 [ 183.138776][ C1] do_syscall_64+0x61/0xb0 [ 183.143229][ C1] ? clear_bhb_loop+0x40/0x90 [ 183.147947][ C1] ? clear_bhb_loop+0x40/0x90 [ 183.152654][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 183.158600][ C1] RIP: 0033:0x7f632f24a8a1 [ 183.163058][ C1] Code: c4 28 c3 e8 11 19 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 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f [ 183.182791][ C1] RSP: 002b:00007fff086fc258 EFLAGS: 00000217 [ 183.188892][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f632f24a899 [ 183.196891][ C1] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 183.204883][ C1] RBP: 0000000000000000 R08: 00007f632f20a990 R09: 00007f632f20a990 [ 183.212882][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f632f2a833c [ 183.220897][ C1] R13: 00007f632f2a2106 R14: 00007fff086fc290 R15: 0000000000000000 [ 183.228906][ C1]