Warning: Permanently added '10.128.1.113' (ED25519) to the list of known hosts. [ 70.551938][ T4289] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 70.559923][ T4290] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 70.560196][ T4289] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 70.567639][ T4290] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 70.575079][ T4289] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 70.583253][ T4290] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 70.589031][ T4289] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 70.596122][ T4290] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 70.602577][ T4289] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 70.610710][ T4290] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 70.617063][ T4289] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 70.624170][ T4290] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 70.630909][ T4289] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 70.638565][ T4290] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 70.644844][ T4289] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 70.653499][ T4290] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 70.666209][ T4289] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 70.666488][ T4290] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 70.673727][ T4289] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 70.681065][ T4290] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 70.687995][ T4289] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 70.694816][ T4290] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 70.701556][ T4289] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 70.708665][ T4290] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 70.715600][ T4289] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 70.722527][ T4290] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 70.737808][ T4291] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 70.782209][ T4287] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 70.791624][ T4287] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 70.799419][ T4287] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program [ 175.988280][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 175.995415][ C0] (detected by 0, t=10502 jiffies, g=7201, q=35 ncpus=2) [ 176.002574][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294954718-4294944216), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 176.015970][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g7201 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 176.027102][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 176.037090][ C0] rcu: RCU grace-period kthread stack dump: [ 176.042993][ C0] task:rcu_preempt state:R running task stack:27184 pid:16 ppid:2 flags:0x00004000 [ 176.053894][ C0] Call Trace: [ 176.057279][ C0] [ 176.060237][ C0] __schedule+0x11d1/0x40e0 [ 176.064796][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 176.070717][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 176.076639][ C0] ? __sched_text_start+0x8/0x8 [ 176.081517][ C0] ? __mod_timer+0x91e/0xd00 [ 176.086138][ C0] schedule+0xb9/0x180 [ 176.090231][ C0] schedule_timeout+0x184/0x2d0 [ 176.095105][ C0] ? console_conditional_schedule+0x40/0x40 [ 176.101136][ C0] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 176.107252][ C0] ? update_process_times+0x1b0/0x1b0 [ 176.112663][ C0] ? prepare_to_swait_event+0x335/0x350 [ 176.118240][ C0] rcu_gp_fqs_loop+0x303/0x1340 [ 176.123119][ C0] ? rcu_gp_kthread+0x3b0/0x3b0 [ 176.128009][ C0] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 176.134109][ C0] ? rcu_gp_init+0x14e0/0x14e0 [ 176.138901][ C0] ? rcu_gp_cleanup+0xb41/0xc90 [ 176.143779][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 176.149004][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 176.154354][ C0] rcu_gp_kthread+0x99/0x3b0 [ 176.159057][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 176.164366][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 176.170287][ C0] ? __kthread_parkme+0x162/0x1c0 [ 176.175349][ C0] kthread+0x29d/0x330 [ 176.179612][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 176.184745][ C0] ? kthread_blkcg+0xd0/0xd0 [ 176.189357][ C0] ret_from_fork+0x1f/0x30 [ 176.193812][ C0] [ 176.196860][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 176.203199][ C0] CPU: 0 PID: 4293 Comm: syz-executor387 Not tainted syzkaller #0 [ 176.211196][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 176.221268][ C0] RIP: 0033:0x7ff9404578b7 [ 176.225740][ C0] Code: 96 07 00 ba 55 00 00 00 48 8d 35 9f 5f 07 00 48 8d 3d af 5f 07 00 e8 28 6a fe ff e8 93 23 00 00 0f 1f 00 b8 27 00 00 00 0f 05 0f 1f 84 00 00 00 00 00 b8 6e 00 00 00 0f 05 c3 66 2e 0f 1f 84 [ 176.246718][ C0] RSP: 002b:00007ffeec62c4c8 EFLAGS: 00000202 [ 176.252818][ C0] RAX: 0000000000000003 RBX: 00007ffeec62c630 RCX: 00007ff9404578b7 [ 176.260911][ C0] RDX: 00007ffeec62c500 RSI: 00007ffeec62c630 RDI: 0000000000000021 [ 176.268916][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 176.276999][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ff9404cf022 [ 176.285080][ C0] R13: 00007ff9404cd183 R14: 00007ffeec62cb20 R15: 0000000000000000 [ 176.293071][ C0] FS: 0000555564ae5480 GS: 0000000000000000