Warning: Permanently added '10.128.0.237' (ED25519) to the list of known hosts. [ 155.689342][ T4296] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 155.697108][ T4296] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 155.704658][ T4297] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 155.704995][ T4296] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 155.712933][ T4297] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 155.720322][ T4296] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 155.726820][ T4297] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 155.733391][ T4296] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 155.741493][ T4299] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 155.747326][ T4296] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 155.754618][ T4299] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 155.761225][ T4296] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 155.768380][ T4299] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 155.774909][ T4296] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 155.781771][ T4299] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 155.790567][ T4296] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 155.803645][ T4297] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 155.803665][ T4300] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 155.811168][ T4297] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 155.819567][ T4300] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 155.824910][ T4297] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 155.838792][ T4300] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 155.839143][ T4297] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 155.847386][ T4299] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 155.853214][ T4297] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 155.861052][ T4299] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 155.873855][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 155.874128][ T4299] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 155.918402][ T4297] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 155.925664][ T4297] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program [ 261.131903][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 261.139038][ C1] (detected by 1, t=10502 jiffies, g=6773, q=87 ncpus=2) [ 261.146160][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294963267-4294952765), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 261.159530][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6773 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 261.170650][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 261.180621][ C1] rcu: RCU grace-period kthread stack dump: [ 261.186602][ C1] task:rcu_preempt state:R running task stack:27840 pid:16 ppid:2 flags:0x00004000 [ 261.197403][ C1] Call Trace: [ 261.200690][ C1] [ 261.203641][ C1] __schedule+0x10e9/0x40d0 [ 261.208195][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 261.213438][ C1] ? _raw_spin_unlock+0x40/0x40 [ 261.218331][ C1] ? release_firmware_map_entry+0x18a/0x18a [ 261.224255][ C1] schedule+0xb9/0x180 [ 261.228349][ C1] schedule_timeout+0x15c/0x280 [ 261.233223][ C1] ? console_conditional_schedule+0x40/0x40 [ 261.239145][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 261.245154][ C1] ? update_process_times+0x1b0/0x1b0 [ 261.250549][ C1] ? prepare_to_swait_event+0x335/0x350 [ 261.256113][ C1] rcu_gp_fqs_loop+0x2f2/0x1310 [ 261.260985][ C1] ? rcu_gp_kthread+0x380/0x380 [ 261.265848][ C1] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 261.271859][ C1] ? rcu_gp_init+0x14b0/0x14b0 [ 261.276644][ C1] ? rcu_gp_cleanup+0xb4c/0xca0 [ 261.281511][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 261.286733][ C1] ? lockdep_hardirqs_on+0x94/0x140 [ 261.291965][ C1] rcu_gp_kthread+0x95/0x380 [ 261.296582][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 261.301710][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 261.307629][ C1] ? __kthread_parkme+0x162/0x1c0 [ 261.312680][ C1] kthread+0x29d/0x330 [ 261.316790][ C1] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 261.321921][ C1] ? kthread_blkcg+0xd0/0xd0 [ 261.326537][ C1] ret_from_fork+0x1f/0x30 [ 261.330987][ C1] [ 261.334024][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 261.340371][ C1] Sending NMI from CPU 1 to CPUs 0: [ 261.345656][ C0] NMI backtrace for cpu 0 [ 261.345678][ C0] CPU: 0 PID: 4302 Comm: syz-executor100 Not tainted 6.1.140-syzkaller #0 [ 261.345693][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 261.345701][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 261.345721][ C0] Code: 2e 0f 1f 84 00 00 00 00 00 90 53 48 89 fb e8 17 00 00 00 48 8b 3d 50 ab 7d 0c 48 89 de 5b e9 07 ad 50 00 00 00 cc cc 00 00 cc <48> 8b 04 24 65 48 8b 0d 24 98 81 7e 65 8b 15 25 98 81 7e 81 e2 00 [ 261.345736][ C0] RSP: 0018:ffffc90000007e28 EFLAGS: 00000093 [ 261.345750][ C0] RAX: ffffffff81713b40 RBX: 0000000000000018 RCX: 0000000000010000 [ 261.345761][ C0] RDX: ffff888072813b80 RSI: 0000000000000018 RDI: 0000000000000040 [ 261.345771][ C0] RBP: 000000000000a80a R08: dffffc0000000000 R09: fffffbfff1bfd006 [ 261.345781][ C0] R10: fffffbfff1bfd006 R11: 1ffffffff1bfd005 R12: fffffffffe4e49f2 [ 261.345793][ C0] R13: 00000087a34e994b R14: 0017f352fe96e84e R15: 000001fb63109b96 [ 261.345804][ C0] FS: 00005555767413c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 261.345817][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 261.345828][ C0] CR2: 000020000006b000 CR3: 000000002ebcf000 CR4: 00000000003506f0 [ 261.345840][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 261.345849][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 261.345858][ C0] Call Trace: [ 261.345863][ C0] [ 261.345868][ C0] ktime_get+0x1bb/0x270 [ 261.345887][ C0] clockevents_program_event+0xe2/0x310 [ 261.345907][ C0] hrtimer_interrupt+0x4de/0x8d0 [ 261.345933][ C0] __sysvec_apic_timer_interrupt+0x153/0x5a0 [ 261.345956][ C0] sysvec_apic_timer_interrupt+0x9b/0xc0 [ 261.345982][ C0] [ 261.345986][ C0] [ 261.345990][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 261.346006][ C0] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 261.346028][ C0] Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 ce 2e 4a f7 48 89 df e8 26 f4 4a f7 e8 91 f6 6d f7 fb bf 01 00 00 00 36 71 3e f7 65 8b 05 d7 32 e9 75 85 c0 74 02 5b c3 e8 24 44 e7 [ 261.346039][ C0] RSP: 0018:ffffc90003fa7bb8 EFLAGS: 00000286 [ 261.346051][ C0] RAX: 9b12f432f48ce300 RBX: ffff88802f31dc80 RCX: 9b12f432f48ce300 [ 261.346062][ C0] RDX: dffffc0000000000 RSI: ffffffff8a6c0000 RDI: 0000000000000001 [ 261.346073][ C0] RBP: ffff88802f31e118 R08: dffffc0000000000 R09: ffffed1005e63b91 [ 261.346084][ C0] R10: ffffed1005e63b91 R11: 1ffff11005e63b90 R12: 1ffff11005e63c23 [ 261.346095][ C0] R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 [ 261.346111][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 261.346132][ C0] get_signal+0x1163/0x1350 [ 261.346163][ C0] arch_do_signal_or_restart+0xb0/0x1230 [ 261.346183][ C0] ? __ia32_sys_rt_sigreturn+0x660/0x790 [ 261.346204][ C0] ? load_gs_index+0x120/0x120 [ 261.346222][ C0] ? get_sigframe_size+0x10/0x10 [ 261.346248][ C0] ? exit_to_user_mode_loop+0x3b/0x110 [ 261.346271][ C0] exit_to_user_mode_loop+0x70/0x110 [ 261.346293][ C0] exit_to_user_mode_prepare+0xb1/0x140 [ 261.346314][ C0] syscall_exit_to_user_mode+0x16/0x40 [ 261.346328][ C0] do_syscall_64+0x58/0xa0 [ 261.346347][ C0] ? clear_bhb_loop+0x60/0xb0 [ 261.346361][ C0] ? clear_bhb_loop+0x60/0xb0 [ 261.346376][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 261.346399][ C0] RIP: 0033:0x7f362844d899 [ 261.346415][ 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 [ 261.346426][ C0] RSP: 002b:00007ffce769f6d8 EFLAGS: 00000246 [ 261.346438][ C0] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f362844d899 [ 261.346447][ C0] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 261.346456][ C0] RBP: 0000000000000000 R08: 00007f362840d990 R09: 00007f362840d990 [ 261.346466][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f36284ab33c [ 261.346475][ C0] R13: 00007f36284a5106 R14: 00007ffce769f710 R15: 0000000000000000 [ 261.346492][ C0]