Warning: Permanently added '10.128.1.18' (ED25519) to the list of known hosts. [ 70.159193][ T4286] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 70.167384][ T4286] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 70.169640][ T4287] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 70.175548][ T4286] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 70.185052][ T4287] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 70.190925][ T4286] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 70.197014][ T4287] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 70.209524][ T4286] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 70.211577][ T4287] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 70.218792][ T4286] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 70.225220][ T4287] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 70.233828][ T4286] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 70.239755][ T4287] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 70.246642][ T4286] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 70.253542][ T4287] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 70.263066][ T4286] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 70.268607][ T4287] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 70.274958][ T4286] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 70.290647][ T4287] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 70.291071][ T4286] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 70.306535][ T4287] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 70.307125][ T4286] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 70.313641][ T4287] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 70.322270][ T4286] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 70.329289][ T4287] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 70.335603][ T4286] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 70.348990][ T48] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 70.357748][ T48] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 70.365958][ T48] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 70.373432][ T4287] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 executing program executing program executing program [ 175.582589][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.589362][ C1] rcu: 1-...!: (10499 ticks this GP) idle=cc44/1/0x4000000000000000 softirq=8052/8054 fqs=1 [ 175.600098][ C1] (t=10501 jiffies g=6589 q=82 ncpus=2) [ 175.605756][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g6589 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 175.616870][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 175.626847][ C1] rcu: RCU grace-period kthread stack dump: [ 175.632736][ C1] task:rcu_preempt state:R running task stack:28192 pid:16 ppid:2 flags:0x00004000 [ 175.643554][ C1] Call Trace: [ 175.646846][ C1] [ 175.649789][ C1] __schedule+0x10ec/0x40b0 [ 175.654341][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 175.659562][ C1] ? _raw_spin_unlock+0x40/0x40 [ 175.664435][ C1] ? release_firmware_map_entry+0x18a/0x18a [ 175.670436][ C1] schedule+0xb9/0x180 [ 175.674517][ C1] schedule_timeout+0x15c/0x280 [ 175.679383][ C1] ? console_conditional_schedule+0x40/0x40 [ 175.685291][ C1] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 175.691203][ C1] ? update_process_times+0x1b0/0x1b0 [ 175.696599][ C1] ? prepare_to_swait_event+0x335/0x350 [ 175.702344][ C1] rcu_gp_fqs_loop+0x2f2/0x1310 [ 175.707236][ C1] ? dump_blkd_tasks+0x810/0x810 [ 175.712198][ C1] ? rcu_gp_init+0x14b0/0x14b0 [ 175.716984][ C1] ? rcu_gp_cleanup+0xb4c/0xca0 [ 175.721851][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 175.727074][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 175.732350][ C1] rcu_gp_kthread+0x95/0x380 [ 175.737048][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 175.742200][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 175.748124][ C1] ? __kthread_parkme+0x162/0x1c0 [ 175.753198][ C1] kthread+0x29d/0x330 [ 175.757296][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 175.762510][ C1] ? kthread_blkcg+0xd0/0xd0 [ 175.767119][ C1] ret_from_fork+0x1f/0x30 [ 175.771563][ C1] [ 175.774600][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 175.780942][ C1] Sending NMI from CPU 1 to CPUs 0: [ 175.786176][ C0] NMI backtrace for cpu 0 [ 175.786201][ C0] CPU: 0 PID: 4294 Comm: syz-executor373 Not tainted 6.1.147-syzkaller #0 [ 175.786216][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 175.786223][ C0] RIP: 0010:__lock_acquire+0x1051/0x7c50 [ 175.786247][ C0] Code: 41 01 d6 29 da 41 89 dc 41 c1 c4 04 41 31 d4 48 c7 c0 68 80 1f 8e 48 c1 e8 03 42 0f b6 04 00 84 c0 0f 85 b4 5a 00 00 41 01 de <83> 3d 10 81 bc 0c 00 4c 8b bc 24 c0 00 00 00 0f 85 02 03 00 00 48 [ 175.786261][ C0] RSP: 0018:ffffc900000079c0 EFLAGS: 00000087 [ 175.786274][ C0] RAX: 0000000000000000 RBX: 00000000e33cdd05 RCX: 000000004b3978aa [ 175.786283][ C0] RDX: 000000000c70359c RSI: 0000000000105208 RDI: ffffffff90add248 [ 175.786293][ C0] RBP: ffffc90000007c10 R08: dffffc0000000000 R09: fffffbfff215ba4a [ 175.786303][ C0] R10: fffffbfff215ba4a R11: 1ffffffff215ba49 R12: 000000003fbde5c2 [ 175.786313][ C0] R13: 0000000000004049 R14: 00000000879fe4a6 R15: ffff88802cc36440 [ 175.786323][ C0] FS: 000055555cdde3c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 175.786335][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 175.786344][ C0] CR2: 00007fa2b241df50 CR3: 000000007c429000 CR4: 00000000003506f0 [ 175.786356][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 175.786365][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 175.786373][ C0] Call Trace: [ 175.786380][ C0] [ 175.786394][ C0] ? verify_lock_unused+0x140/0x140 [ 175.786424][ C0] ? do_raw_spin_lock+0x11d/0x280 [ 175.786445][ C0] lock_acquire+0x1b4/0x490 [ 175.786461][ C0] ? ktime_get+0x7b/0x270 [ 175.786479][ C0] ? read_lock_is_recursive+0x10/0x10 [ 175.786498][ C0] ? hrtimer_interrupt+0x593/0x9c0 [ 175.786511][ C0] ? ktime_get+0x7b/0x270 [ 175.786525][ C0] seqcount_lockdep_reader_access+0xc6/0x1c0 [ 175.786540][ C0] ? ktime_get+0x7b/0x270 [ 175.786553][ C0] ? ktime_get_real_ts64+0x420/0x420 [ 175.786567][ C0] ? common_timer_wait_running+0x10/0x10 [ 175.786581][ C0] ? do_raw_spin_unlock+0x11d/0x230 [ 175.786602][ C0] ktime_get+0x7b/0x270 [ 175.786617][ C0] clockevents_program_event+0xe2/0x310 [ 175.786633][ C0] hrtimer_interrupt+0x59d/0x9c0 [ 175.786655][ C0] __sysvec_apic_timer_interrupt+0x153/0x5a0 [ 175.786675][ C0] sysvec_apic_timer_interrupt+0x9b/0xc0 [ 175.786693][ C0] [ 175.786697][ C0] [ 175.786701][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 175.786716][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 175.786735][ C0] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 2e 31 43 f7 48 89 df e8 86 f6 43 f7 e8 91 e8 66 f7 fb bf 01 00 00 00 36 74 37 f7 65 8b 05 07 35 e2 75 85 c0 74 02 5b c3 e8 54 46 e0 [ 175.786745][ C0] RSP: 0018:ffffc90003f87bb8 EFLAGS: 00000286 [ 175.786756][ C0] RAX: e437e67cc4c31200 RBX: ffff88802f30c0c0 RCX: e437e67cc4c31200 [ 175.786766][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8c0460 RDI: 0000000000000001 [ 175.786775][ C0] RBP: ffff88802f30c558 R08: dffffc0000000000 R09: ffffed1005e61819 [ 175.786785][ C0] R10: ffffed1005e61819 R11: 1ffff11005e61818 R12: 1ffff11005e618ab [ 175.786796][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 175.786810][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 175.786827][ C0] get_signal+0x1163/0x1350 [ 175.786852][ C0] arch_do_signal_or_restart+0xb0/0x1230 [ 175.786870][ C0] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 175.786888][ C0] ? load_gs_index+0x120/0x120 [ 175.786903][ C0] ? get_sigframe_size+0x10/0x10 [ 175.786924][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 175.786944][ C0] exit_to_user_mode_loop+0x70/0x110 [ 175.786962][ C0] exit_to_user_mode_prepare+0xb1/0x140 [ 175.786980][ C0] syscall_exit_to_user_mode+0x16/0x40 [ 175.786997][ C0] do_syscall_64+0x58/0xa0 [ 175.787009][ C0] ? clear_bhb_loop+0x60/0xb0 [ 175.787021][ C0] ? clear_bhb_loop+0x60/0xb0 [ 175.787034][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 175.787054][ C0] RIP: 0033:0x7fa2b24068d9 [ 175.787071][ 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 [ 175.787081][ C0] RSP: 002b:00007ffe2c6b1bb8 EFLAGS: 00000246 [ 175.787091][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fa2b24068d9 [ 175.787100][ C0] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 175.787108][ C0] RBP: 0000000000000000 R08: 00007fa2b23c6990 R09: 00007fa2b23c6990 [ 175.787117][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa2b246433c [ 175.787125][ C0] R13: 00007fa2b245e106 R14: 00007ffe2c6b1bf0 R15: 0000000000000000 [ 175.787139][ C0] [ 175.787174][ C1] CPU: 1 PID: 4292 Comm: syz-executor373 Not tainted 6.1.147-syzkaller #0 [ 176.251013][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 176.261107][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 176.266944][ C1] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 2e 31 43 f7 48 89 df e8 86 f6 43 f7 e8 91 e8 66 f7 fb bf 01 00 00 00 36 74 37 f7 65 8b 05 07 35 e2 75 85 c0 74 02 5b c3 e8 54 46 e0 [ 176.286590][ C1] RSP: 0018:ffffc90003e77bb8 EFLAGS: 00000286 [ 176.292674][ C1] RAX: a32e014c69d2c600 RBX: ffff88802ef92e40 RCX: a32e014c69d2c600 [ 176.300662][ C1] RDX: dffffc0000000000 RSI: ffffffff8a8c0460 RDI: 0000000000000001 [ 176.308646][ C1] RBP: ffff88802ef932d8 R08: dffffc0000000000 R09: ffffed1005df25c9 [ 176.316642][ C1] R10: ffffed1005df25c9 R11: 1ffff11005df25c8 R12: 1ffff11005df265b [ 176.324625][ C1] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 176.332613][ C1] FS: 000055555cdde3c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 176.341649][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 176.348243][ C1] CR2: 00007fa2b241df50 CR3: 000000002f067000 CR4: 00000000003506e0 [ 176.356234][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 176.364223][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 176.372213][ C1] Call Trace: [ 176.375503][ C1] [ 176.378442][ C1] get_signal+0x1163/0x1350 [ 176.383002][ C1] arch_do_signal_or_restart+0xb0/0x1230 [ 176.388667][ C1] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 176.394336][ C1] ? load_gs_index+0x120/0x120 [ 176.399123][ C1] ? get_sigframe_size+0x10/0x10 [ 176.404093][ C1] ? exit_to_user_mode_loop+0x3b/0x110 [ 176.409571][ C1] exit_to_user_mode_loop+0x70/0x110 [ 176.414875][ C1] exit_to_user_mode_prepare+0xb1/0x140 [ 176.420441][ C1] syscall_exit_to_user_mode+0x16/0x40 [ 176.425917][ C1] do_syscall_64+0x58/0xa0 [ 176.430340][ C1] ? clear_bhb_loop+0x60/0xb0 [ 176.435029][ C1] ? clear_bhb_loop+0x60/0xb0 [ 176.439721][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 176.445635][ C1] RIP: 0033:0x7fa2b24068d9 [ 176.450063][ C1] 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 [ 176.469774][ C1] RSP: 002b:00007ffe2c6b1bb8 EFLAGS: 00000246 [ 176.475856][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fa2b24068d9 [ 176.483857][ C1] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 176.491928][ C1] RBP: 0000000000000000 R08: 00007fa2b23c6990 R09: 00007fa2b23c6990 [ 176.499913][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa2b246433c [ 176.507984][ C1] R13: 00007fa2b245e106 R14: 00007ffe2c6b1bf0 R15: 0000000000000000 [ 176.515999][ C1] [ 176.519066][ C1] sched: RT throttling activated executing program [ 176.537932][ T4275] Bluetooth: hci1: command 0x0409 tx timeout [ 176.544487][ T4275] Bluetooth: hci4: command 0x0409 tx timeout [ 176.550744][ T4275] Bluetooth: hci0: command 0x0409 tx timeout [ 176.557085][ T4275] Bluetooth: hci3: command 0x0409 tx timeout [ 176.563377][ T4275] Bluetooth: hci2: command 0x0409 tx timeout