DUID 00:04:14:ea:69:2d:fc:f3:63:7c:fd:90:a5:52:1b:d2:c9:24 no interfaces have a carrier [ 51.396910][ T3918] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.409667][ T3918] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 86.832134][ T14] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.69' (ED25519) to the list of known hosts. [ 88.456253][ T4274] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 88.456638][ T4275] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 88.471535][ T4274] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 88.472094][ T4275] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 88.479296][ T4274] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 88.494446][ T4274] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 88.494522][ T4276] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 88.502214][ T4274] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.509415][ T4276] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 88.517638][ T4274] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 88.523872][ T4276] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 88.530403][ T4274] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 88.537430][ T4276] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.545058][ T4274] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 88.552461][ T4276] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 88.560949][ T4274] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 88.567568][ T4276] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 88.573240][ T4274] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 88.579630][ T4275] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 88.587366][ T4274] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 88.595473][ T4276] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 88.601884][ T4274] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.608882][ T4276] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 88.615496][ T4274] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 88.622243][ T4275] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 88.629310][ T4274] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 88.637548][ T4275] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 88.643335][ T4274] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 88.651059][ T4275] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 88.664777][ T4277] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 193.969768][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 193.976964][ C0] (detected by 0, t=10502 jiffies, g=7577, q=45 ncpus=2) [ 193.984114][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294956507-4294946004), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 193.997635][ C0] rcu: rcu_preempt kthread starved for 10504 jiffies! g7577 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 194.008765][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 194.018755][ C0] rcu: RCU grace-period kthread stack dump: [ 194.024665][ C0] task:rcu_preempt state:R running task stack:26712 pid:16 ppid:2 flags:0x00004000 [ 194.035487][ C0] Call Trace: [ 194.038780][ C0] [ 194.041734][ C0] __schedule+0x143f/0x4570 [ 194.046309][ C0] ? _raw_spin_unlock+0x40/0x40 [ 194.051195][ C0] ? __mod_timer+0x956/0xee0 [ 194.055818][ C0] ? release_firmware_map_entry+0x18b/0x18b [ 194.061743][ C0] ? lockdep_softirqs_off+0x420/0x420 [ 194.067145][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 194.073077][ C0] ? _raw_spin_unlock+0x40/0x40 [ 194.077962][ C0] schedule+0xbf/0x180 [ 194.082079][ C0] schedule_timeout+0x1b9/0x300 [ 194.086970][ C0] ? console_conditional_schedule+0x40/0x40 [ 194.092949][ C0] ? update_process_times+0x1b0/0x1b0 [ 194.098359][ C0] ? prepare_to_swait_event+0x329/0x350 [ 194.103949][ C0] rcu_gp_fqs_loop+0x2d2/0x1150 [ 194.108843][ C0] ? lockdep_hardirqs_on+0x94/0x130 [ 194.114086][ C0] ? rcu_gp_init+0x15f0/0x15f0 [ 194.118875][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 194.124819][ C0] ? finish_swait+0xcf/0x1e0 [ 194.129459][ C0] rcu_gp_kthread+0xa3/0x3b0 [ 194.134086][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 194.139225][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 194.145148][ C0] ? __kthread_parkme+0x168/0x1c0 [ 194.150219][ C0] kthread+0x28d/0x320 [ 194.154313][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 194.159446][ C0] ? kthread_blkcg+0xd0/0xd0 [ 194.164063][ C0] ret_from_fork+0x1f/0x30 [ 194.168520][ C0] [ 194.171565][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 194.177904][ C0] Sending NMI from CPU 0 to CPUs 1: [ 194.183135][ C1] NMI backtrace for cpu 1 [ 194.183156][ C1] CPU: 1 PID: 4280 Comm: syz-executor425 Not tainted 6.1.134-syzkaller #0 [ 194.183174][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 194.183184][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x60 [ 194.183211][ C1] Code: 00 0f 0b 0f 1f 00 53 48 89 fb e8 17 00 00 00 48 8b 3d 58 16 16 0d 48 89 de 5b e9 07 8b 56 00 cc cc cc cc cc cc cc 48 8b 04 24 <65> 48 8b 0d e4 c4 77 7e 65 8b 15 e5 c4 77 7e 81 e2 00 01 ff 00 74 [ 194.183225][ C1] RSP: 0018:ffffc900001e0e38 EFLAGS: 00000046 [ 194.183240][ C1] RAX: ffffffff817a1a2c RBX: 0000000000000000 RCX: ffff888030d59dc0 [ 194.183253][ C1] RDX: ffff888030d59dc0 RSI: 0000000000000000 RDI: 0000000000000000 [ 194.183264][ C1] RBP: 0000002d343de580 R08: ffffffff817a1a1f R09: ffffffff817ce58c [ 194.183276][ C1] R10: 0000000000000002 R11: ffff888030d59dc0 R12: ffff8880b8f271c0 [ 194.183288][ C1] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880b8f2a8a8 [ 194.183300][ C1] FS: 0000555564a3b3c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 194.183316][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 194.183328][ C1] CR2: 00007f31d7d5df10 CR3: 000000007a436000 CR4: 00000000003506e0 [ 194.183343][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 194.183352][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 194.183363][ C1] Call Trace: [ 194.183369][ C1] [ 194.183374][ C1] ktime_get+0x2c/0x270 [ 194.183399][ C1] clockevents_program_event+0xe1/0x310 [ 194.183425][ C1] hrtimer_interrupt+0x546/0x980 [ 194.183458][ C1] __sysvec_apic_timer_interrupt+0x158/0x5b0 [ 194.183484][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0 [ 194.183507][ C1] [ 194.183511][ C1] [ 194.183516][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 194.183539][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 194.183558][ C1] Code: d1 83 f5 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 5e aa ae f6 48 89 df e8 c6 e8 af f6 e8 81 3a d5 f6 fb bf 01 00 00 00 d6 68 a2 f6 65 8b 05 97 3e 46 75 85 c0 74 02 5b c3 e8 34 62 44 [ 194.183571][ C1] RSP: 0018:ffffc90003ea7b30 EFLAGS: 00000286 [ 194.183584][ C1] RAX: a444b53df0ed3e00 RBX: ffff88802f861bc0 RCX: ffffffff973c3103 [ 194.183597][ C1] RDX: dffffc0000000000 RSI: ffffffff8b0c1ec0 RDI: 0000000000000001 [ 194.183609][ C1] RBP: ffffc90003ea7c70 R08: dffffc0000000000 R09: ffffed1005f0c379 [ 194.183622][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11005f0c40b [ 194.183633][ C1] R13: 000000001c000004 R14: 0000000000000021 R15: ffff88802f862058 [ 194.183653][ C1] get_signal+0x151f/0x17a0 [ 194.183686][ C1] ? ptrace_notify+0x370/0x370 [ 194.183714][ C1] arch_do_signal_or_restart+0xb0/0x1a10 [ 194.183735][ C1] ? __might_fault+0xa1/0x110 [ 194.183765][ C1] ? __lock_acquire+0x1f80/0x1f80 [ 194.183806][ C1] ? do_sigaltstack+0x3f3/0x610 [ 194.183826][ C1] ? get_sigframe_size+0x10/0x10 [ 194.183844][ C1] ? restore_altstack+0x107/0x150 [ 194.183863][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 194.183894][ C1] ? exit_to_user_mode_loop+0x39/0x100 [ 194.183912][ C1] exit_to_user_mode_loop+0x6a/0x100 [ 194.183929][ C1] exit_to_user_mode_prepare+0xb1/0x140 [ 194.183947][ C1] syscall_exit_to_user_mode+0x60/0x270 [ 194.183969][ C1] do_syscall_64+0x47/0xb0 [ 194.183985][ C1] ? clear_bhb_loop+0x45/0xa0 [ 194.184007][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 194.184027][ C1] RIP: 0033:0x7f31d7d46899 [ 194.184050][ 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 [ 194.184063][ C1] RSP: 002b:00007fff9c0c9468 EFLAGS: 00000246 [ 194.184075][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f31d7d46899 [ 194.184086][ C1] RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 194.184096][ C1] RBP: 0000000000000000 R08: 00007f31d7d06990 R09: 00007f31d7d06990 [ 194.184107][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f31d7da433c [ 194.184117][ C1] R13: 00007f31d7d9e106 R14: 00007fff9c0c94a0 R15: 0000000000000000 [ 194.184135][ C1] [ 194.184142][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.012 msecs