Warning: Permanently added '10.128.0.238' (ED25519) to the list of known hosts. Setting up swapspace version 1, size = 127995904 bytes [ 67.321515][ T5782] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 67.362266][ T5796] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 67.370629][ T5796] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 67.378814][ T5802] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 67.387183][ T5796] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.394537][ T5799] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 67.402902][ T5802] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 67.403435][ T5804] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 67.417950][ T5802] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.418718][ T5804] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 67.426044][ T5802] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 67.433335][ T5804] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 67.439937][ T5802] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.446089][ T5804] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 67.460087][ T5804] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 67.463175][ T5802] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 67.469958][ T5804] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 67.482998][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.491746][ T5802] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 67.499712][ T50] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 67.517207][ T5804] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 67.524479][ T5804] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 67.532124][ T5804] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.539550][ T5804] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 67.547033][ T5804] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 172.742922][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 172.749989][ C0] rcu: (detected by 0, t=10502 jiffies, g=6729, q=76 ncpus=2) [ 172.757538][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10496 (4294954385-4294943889), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 172.770917][ C0] rcu: rcu_preempt kthread starved for 10496 jiffies! g6729 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 172.782029][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 172.791999][ C0] rcu: RCU grace-period kthread stack dump: [ 172.797892][ C0] task:rcu_preempt state:R running task stack:27976 pid:17 ppid:2 flags:0x00004000 [ 172.808695][ C0] Call Trace: [ 172.811981][ C0] [ 172.814931][ C0] __schedule+0x14d2/0x44d0 [ 172.819482][ C0] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 172.825392][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 172.830603][ C0] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 172.836513][ C0] ? asan.module_dtor+0x20/0x20 [ 172.841375][ C0] ? enqueue_timer+0x4ab/0x530 [ 172.846153][ C0] ? __mod_timer+0x984/0xdb0 [ 172.850769][ C0] schedule+0xbd/0x170 [ 172.854852][ C0] schedule_timeout+0x160/0x280 [ 172.859716][ C0] ? console_conditional_schedule+0x40/0x40 [ 172.865625][ C0] ? _raw_spin_unlock_irqrestore+0x86/0x110 [ 172.871531][ C0] ? update_process_times+0x1b0/0x1b0 [ 172.876924][ C0] ? prepare_to_swait_event+0x339/0x360 [ 172.882485][ C0] rcu_gp_fqs_loop+0x302/0x1560 [ 172.887362][ C0] ? dyntick_save_progress_counter+0x2b0/0x2b0 [ 172.893531][ C0] ? lockdep_hardirqs_on+0x98/0x150 [ 172.898742][ C0] ? rcu_gp_init+0x1510/0x1510 [ 172.903520][ C0] ? _raw_spin_unlock_irqrestore+0xae/0x110 [ 172.909434][ C0] ? finish_swait+0xc7/0x1d0 [ 172.914034][ C0] rcu_gp_kthread+0x99/0x380 [ 172.918645][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 172.923772][ C0] ? __kthread_parkme+0x7a/0x1c0 [ 172.928721][ C0] ? __kthread_parkme+0x162/0x1c0 [ 172.933762][ C0] kthread+0x2fa/0x390 [ 172.937835][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 172.942978][ C0] ? kthread_blkcg+0xd0/0xd0 [ 172.947585][ C0] ret_from_fork+0x48/0x80 [ 172.952015][ C0] ? kthread_blkcg+0xd0/0xd0 [ 172.956622][ C0] ret_from_fork_asm+0x11/0x20 [ 172.961415][ C0] [ 172.964441][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 172.970769][ C0] Sending NMI from CPU 0 to CPUs 1: [ 172.976004][ C1] NMI backtrace for cpu 1 [ 172.976025][ C1] CPU: 1 PID: 5815 Comm: syz-executor331 Not tainted 6.6.102-syzkaller #0 [ 172.976040][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 172.976048][ C1] RIP: 0010:_copy_from_user+0x41/0xe0 [ 172.976069][ C1] Code: 67 fd 48 c7 c7 c0 10 fc 8a be 0e 00 00 00 e8 c6 87 aa fd e8 e1 12 31 00 84 c0 74 0a e8 d8 2c 67 fd 49 89 df eb 54 4e 8d 24 3b <48> c7 c7 ff ff ff ff 4c 89 e6 e8 00 31 67 fd 4c 89 e7 4c 89 fe e8 [ 172.976081][ C1] RSP: 0018:ffffc90004a5fbd8 EFLAGS: 00000246 [ 172.976094][ C1] RAX: 0000000000000000 RBX: 0000000000000018 RCX: ffff888024f69e00 [ 172.976104][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff8d3e6640 [ 172.976113][ C1] RBP: ffffc90004a5fcf0 R08: ffffffff8e4a882f R09: 1ffffffff1c95105 [ 172.976124][ C1] R10: dffffc0000000000 R11: fffffbfff1c95106 R12: 00007ffd7b7a6428 [ 172.976135][ C1] R13: dffffc0000000000 R14: ffffc90004a5fc60 R15: 00007ffd7b7a6410 [ 172.976146][ C1] FS: 000055557c4213c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 172.976159][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 172.976169][ C1] CR2: 00007f6e43c56fa0 CR3: 00000000794c3000 CR4: 00000000003506e0 [ 172.976182][ C1] Call Trace: [ 172.976188][ C1] [ 172.976195][ C1] restore_altstack+0x9e/0x4a0 [ 172.976211][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 172.976229][ C1] ? __ia32_sys_sigaltstack+0x270/0x270 [ 172.976248][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 172.976267][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 172.976287][ C1] __ia32_sys_rt_sigreturn+0x1f6/0x7b0 [ 172.976314][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 172.976333][ C1] ? _raw_spin_unlock_irq+0x2e/0x50 [ 172.976352][ C1] ? x64_setup_rt_frame+0xcd0/0xcd0 [ 172.976380][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x760 [ 172.976397][ C1] ? lock_chain_count+0x20/0x20 [ 172.976415][ C1] ? lockdep_hardirqs_on+0x98/0x150 [ 172.976434][ C1] do_syscall_64+0x55/0xb0 [ 172.976450][ C1] ? clear_bhb_loop+0x40/0x90 [ 172.976463][ C1] ? clear_bhb_loop+0x40/0x90 [ 172.976477][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 172.976497][ C1] RIP: 0033:0x7f6e43c56fa9 [ 172.976512][ C1] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25 [ 172.976523][ C1] RSP: 002b:00007ffd7b7a6400 EFLAGS: 00000206 ORIG_RAX: 000000000000000f [ 172.976537][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e43c56fa9 [ 172.976547][ C1] RDX: 00007ffd7b7a6400 RSI: 00007ffd7b7a6530 RDI: 0000000000000021 [ 172.976557][ C1] RBP: 0000000000000000 R08: 00007f6e43bf6990 R09: 00007f6e43bf6990 [ 172.976566][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f6e43c9603c [ 172.976575][ C1] R13: 00007f6e43c8f1d1 R14: 00007ffd7b7a69d0 R15: 0000000000000000 [ 172.976592][ C1]