Warning: Permanently added '10.128.0.113' (ED25519) to the list of known hosts. [ 85.293116][ T5801] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 85.302746][ T5801] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 85.311425][ T5801] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.317766][ T5802] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 85.320691][ T5801] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 85.327155][ T5802] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.334249][ T5801] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 85.341729][ T5802] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 85.347932][ T5801] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 85.354908][ T5802] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 85.362322][ T5801] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 85.368934][ T5802] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 85.383305][ T5802] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.386026][ T5801] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 85.399074][ T5801] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 85.404135][ T5802] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 85.407081][ T5801] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 85.414785][ T5802] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 85.424154][ T5801] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 85.434917][ T5801] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 85.436722][ T5802] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.449628][ T5802] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 85.458043][ T5806] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 85.466221][ T5806] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 190.674537][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 190.681739][ C1] rcu: (detected by 1, t=10502 jiffies, g=9117, q=203 ncpus=2) [ 190.689465][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10494 (4294956151-4294945657), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 190.702972][ C1] rcu: rcu_preempt kthread starved for 10495 jiffies! g9117 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 190.714182][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 190.724290][ C1] rcu: RCU grace-period kthread stack dump: [ 190.730212][ C1] task:rcu_preempt state:R running task stack:27160 pid:17 ppid:2 flags:0x00004000 [ 190.741590][ C1] Call Trace: [ 190.744908][ C1] [ 190.747979][ C1] __schedule+0x14d2/0x44d0 [ 190.752663][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 190.758605][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 190.763855][ C1] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 190.769790][ C1] ? asan.module_dtor+0x20/0x20 [ 190.774695][ C1] ? enqueue_timer+0x4ab/0x530 [ 190.779615][ C1] ? __mod_timer+0x984/0xdb0 [ 190.784275][ C1] schedule+0xbd/0x170 [ 190.788390][ C1] schedule_timeout+0x160/0x280 [ 190.793283][ C1] ? console_conditional_schedule+0x40/0x40 [ 190.799216][ C1] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 190.805156][ C1] ? update_process_times+0x1b0/0x1b0 [ 190.810671][ C1] ? prepare_to_swait_event+0x339/0x360 [ 190.816268][ C1] rcu_gp_fqs_loop+0x302/0x1560 [ 190.821186][ C1] ? dyntick_save_progress_counter+0x2b0/0x2b0 [ 190.827377][ C1] ? rcu_gp_init+0x1510/0x1510 [ 190.832183][ C1] ? rcu_gp_cleanup+0xb4c/0xca0 [ 190.837135][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 190.842463][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 190.847713][ C1] rcu_gp_kthread+0x99/0x380 [ 190.852358][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 190.857525][ C1] ? __kthread_parkme+0x7a/0x1c0 [ 190.862526][ C1] ? __kthread_parkme+0x162/0x1c0 [ 190.867622][ C1] kthread+0x2fa/0x390 [ 190.871733][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 190.876900][ C1] ? kthread_blkcg+0xd0/0xd0 [ 190.881533][ C1] ret_from_fork+0x48/0x80 [ 190.885994][ C1] ? kthread_blkcg+0xd0/0xd0 [ 190.890621][ C1] ret_from_fork_asm+0x11/0x20 [ 190.895459][ C1] [ 190.898528][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 190.904893][ C1] CPU: 1 PID: 5813 Comm: syz-executor163 Not tainted syzkaller #0 [ 190.913082][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 190.923181][ C1] RIP: 0010:fpu__clear_user_states+0x0/0x270 [ 190.929333][ C1] Code: 77 54 00 e8 92 88 cf ff e9 4a fd ff ff e8 58 77 54 00 0f 0b e9 f1 fe ff ff e8 4c 77 54 00 e8 77 88 cf ff e9 ae fc ff ff 66 90 <66> 0f 1f 00 55 41 57 41 56 41 55 41 54 53 49 89 fc e8 2a 77 54 00 [ 190.949007][ C1] RSP: 0018:ffffc9000472fd98 EFLAGS: 00000202 [ 190.955119][ C1] RAX: 1ffff920008e5ffd RBX: 1ffff920008e5fb8 RCX: dffffc0000000000 [ 190.963151][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88802a471940 [ 190.971160][ C1] RBP: ffffc9000472fec0 R08: ffffffff8e4a82ef R09: 1ffffffff1c9505d [ 190.979178][ C1] R10: dffffc0000000000 R11: fffffbfff1c9505e R12: 0000000000000000 [ 190.987186][ C1] R13: 0000000000000000 R14: ffffc9000472ffe8 R15: ffff88802a471940 [ 190.995208][ C1] FS: 00005555705fd3c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 191.004188][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 191.010816][ C1] CR2: 00007fedfa1624c0 CR3: 000000002b6be000 CR4: 00000000003506e0 [ 191.018834][ C1] Call Trace: [ 191.022147][ C1] [ 191.025115][ C1] arch_do_signal_or_restart+0x477/0x780 [ 191.030813][ C1] ? get_sigframe_size+0x20/0x20 [ 191.035816][ C1] ? exit_to_user_mode_loop+0x3b/0x110 [ 191.041322][ C1] exit_to_user_mode_loop+0x70/0x110 [ 191.046653][ C1] exit_to_user_mode_prepare+0xf6/0x180 [ 191.052250][ C1] syscall_exit_to_user_mode+0x1a/0x50 [ 191.057854][ C1] do_syscall_64+0x61/0xb0 [ 191.062313][ C1] ? clear_bhb_loop+0x40/0x90 [ 191.067027][ C1] ? clear_bhb_loop+0x40/0x90 [ 191.071741][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 191.077762][ C1] RIP: 0033:0x7fedfa170bb0 [ 191.082226][ C1] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d 1a b6 02 00 e8 d5 dd fa ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 [ 191.101879][ C1] RSP: 002b:00007ffd48b5d878 EFLAGS: 00000246 [ 191.107999][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fedfa14ab09 [ 191.116012][ C1] RDX: 00007ffd48b5d880 RSI: 00007ffd48b5d9b0 RDI: 0000000000000021 [ 191.124034][ C1] RBP: 0000000000000000 R08: 00007ffd48b5de50 R09: 00007ffd48b5de50 [ 191.132048][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fedfa1cc488 [ 191.140054][ C1] R13: 00007ffd48b5de3c R14: 0000000000000000 R15: 431bde82d7b634db [ 191.148084][ C1]