Warning: Permanently added '10.128.1.2' (ED25519) to the list of known hosts. [ 132.418212][ T4308] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 132.421518][ T4311] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 132.426561][ T4308] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 132.433037][ T4311] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 132.441123][ T4308] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 132.449498][ T4311] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 132.454748][ T4308] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 132.460910][ T4311] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 132.468242][ T4308] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 132.476010][ T4311] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 132.481822][ T4308] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 132.488831][ T4311] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 132.495630][ T4308] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 132.509764][ T4311] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 132.510034][ T4308] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 132.518518][ T4311] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 132.525293][ T4308] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 132.531027][ T4311] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 132.539588][ T4308] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 132.552393][ T4312] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 132.552793][ T4308] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 132.560195][ T4312] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 132.566556][ T4308] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 132.573569][ T4312] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 132.581246][ T4308] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 132.587411][ T4312] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 132.595040][ T4308] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 132.604952][ T4312] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 132.614725][ T4308] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 132.638331][ T4305] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 executing program [ 237.857805][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 237.864889][ C1] (detected by 1, t=10502 jiffies, g=7873, q=54 ncpus=2) [ 237.872067][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294960926-4294950424), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 237.885571][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g7873 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 237.896710][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 237.906696][ C1] rcu: RCU grace-period kthread stack dump: [ 237.912613][ C1] task:rcu_preempt state:R running task stack:28192 pid:16 ppid:2 flags:0x00004000 [ 237.923448][ C1] Call Trace: [ 237.926748][ C1] [ 237.929731][ C1] __schedule+0x10ec/0x40b0 [ 237.934313][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 237.939558][ C1] ? _raw_spin_unlock+0x40/0x40 [ 237.944453][ C1] ? __sched_text_start+0x8/0x8 [ 237.949348][ C1] schedule+0xb9/0x180 [ 237.953450][ C1] schedule_timeout+0x15c/0x280 [ 237.958370][ C1] ? console_conditional_schedule+0x40/0x40 [ 237.964741][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 237.970766][ C1] ? update_process_times+0x1b0/0x1b0 [ 237.976203][ C1] ? prepare_to_swait_event+0x335/0x350 [ 237.981792][ C1] rcu_gp_fqs_loop+0x2f2/0x1310 [ 237.986675][ C1] ? rcu_gp_kthread+0x380/0x380 [ 237.991559][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 237.997582][ C1] ? rcu_gp_init+0x14b0/0x14b0 [ 238.002384][ C1] ? rcu_gp_cleanup+0xb4c/0xca0 [ 238.007267][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 238.012523][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 238.017776][ C1] rcu_gp_kthread+0x95/0x380 [ 238.022394][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 238.027547][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 238.033489][ C1] ? __kthread_parkme+0x162/0x1c0 [ 238.038571][ C1] kthread+0x29d/0x330 [ 238.042684][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 238.047832][ C1] ? kthread_blkcg+0xd0/0xd0 [ 238.052488][ C1] ret_from_fork+0x1f/0x30 [ 238.056962][ C1] [ 238.060013][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 238.066368][ C1] Sending NMI from CPU 1 to CPUs 0: [ 238.071617][ C0] NMI backtrace for cpu 0 [ 238.071638][ C0] CPU: 0 PID: 4317 Comm: syz-executor267 Not tainted syzkaller #0 [ 238.071655][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 238.071664][ C0] RIP: 0010:asm_sysvec_apic_timer_interrupt+0x0/0x20 [ 238.071689][ C0] Code: e9 f5 04 00 00 90 90 90 90 90 0f 01 ca fc 6a ff e8 f5 03 00 00 48 89 c4 48 89 e7 e8 da 50 d7 ff e9 d5 04 00 00 90 90 90 90 90 <0f> 01 ca fc 6a ff e8 d5 03 00 00 48 89 c4 48 89 e7 e8 2a 4f d7 ff [ 238.071706][ C0] RSP: 0018:ffffc90003e87b88 EFLAGS: 00000086 [ 238.071721][ C0] RAX: 46e6cd372b17b600 RBX: ffff88802e202500 RCX: 46e6cd372b17b600 [ 238.071734][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8c0500 RDI: 0000000000000001 [ 238.071746][ C0] RBP: ffff88802e202998 R08: dffffc0000000000 R09: ffffed1005c404a1 [ 238.071758][ C0] R10: ffffed1005c404a1 R11: 1ffff11005c404a0 R12: 1ffff11005c40533 [ 238.071777][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 238.071788][ C0] FS: 000055555c0e13c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 238.071803][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 238.071814][ C0] CR2: 000020000006b000 CR3: 000000001f321000 CR4: 00000000003506f0 [ 238.071828][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 238.071838][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 238.071848][ C0] Call Trace: [ 238.071855][ C0] [ 238.071860][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 238.071885][ C0] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ee f7 41 f7 48 89 df e8 46 bd 42 f7 e8 71 af 65 f7 fb bf 01 00 00 00 96 3a 36 f7 65 8b 05 97 f3 e0 75 85 c0 74 02 5b c3 e8 e4 04 df [ 238.071898][ C0] RSP: 0018:ffffc90003e87bb8 EFLAGS: 00000286 [ 238.071912][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 238.071936][ C0] get_signal+0x1163/0x1350 [ 238.071971][ C0] arch_do_signal_or_restart+0xb0/0x1230 [ 238.071994][ C0] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 238.072017][ C0] ? load_gs_index+0x120/0x120 [ 238.072037][ C0] ? get_sigframe_size+0x10/0x10 [ 238.072066][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 238.072092][ C0] exit_to_user_mode_loop+0x70/0x110 [ 238.072116][ C0] exit_to_user_mode_prepare+0xee/0x180 [ 238.072140][ C0] syscall_exit_to_user_mode+0x16/0x40 [ 238.072165][ C0] do_syscall_64+0x58/0xa0 [ 238.072182][ C0] ? clear_bhb_loop+0x60/0xb0 [ 238.072199][ C0] ? clear_bhb_loop+0x60/0xb0 [ 238.072217][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 238.072233][ C0] RIP: 0033:0x7ff297842899 [ 238.072251][ C0] Code: 28 00 00 00 75 05 48 83 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 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 238.072264][ C0] RSP: 002b:00007fffb5e6f658 EFLAGS: 00000246 [ 238.072276][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007ff297842899 [ 238.072287][ C0] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 238.072297][ C0] RBP: 0000000000000000 R08: 00007ff297802990 R09: 00007ff297802990 [ 238.072308][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2978a033c [ 238.072318][ C0] R13: 00007ff29789a106 R14: 00007fffb5e6f690 R15: 0000000000000000 [ 238.072337][ C0]