no interfaces have a carrier
[   54.523352][ T3935] 8021q: adding VLAN 0 to HW filter on device bond0
[   54.551541][ T3935] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: OK
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.1.26' (ED25519) to the list of known hosts.
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syzkaller login: [   91.911672][ T1172] cfg80211: failed to load regulatory.db
[  108.558812][    T7] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2666 jiffies s: 553 root: 0x2/.
[  108.571281][    T7] rcu: blocking rcu_node structures (internal RCU debug):
[  108.578478][    T7] Sending NMI from CPU 0 to CPUs 1:
[  108.583824][    C1] NMI backtrace for cpu 1
[  108.583852][    C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted syzkaller #0
[  108.583868][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[  108.583888][    C1] RIP: 0010:check_preemption_disabled+0x1/0x110
[  108.583937][    C1] Code: 80 9c bc 8d 4c 89 f6 e8 2d 80 03 fa e9 6e ff ff ff 00 00 cc cc 00 00 cc cc 48 c7 c7 80 71 ff 8a 48 c7 c6 c0 71 ff 8a eb 00 55 <41> 57 41 56 53 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 24
[  108.583951][    C1] RSP: 0018:ffffc900001e06d0 EFLAGS: 00000046
[  108.583966][    C1] RAX: c25e827f18c8d600 RBX: ffffffff818bf4cf RCX: c25e827f18c8d600
[  108.583978][    C1] RDX: 0000000000000002 RSI: ffffffff8ab187a0 RDI: ffffffff8aff71e0
[  108.583990][    C1] RBP: ffffc900001e07d8 R08: ffffffff8f22dfef R09: 1ffffffff1e45bfd
[  108.584002][    C1] R10: dffffc0000000000 R11: fffffbfff1e45bfe R12: 0000000000120000
[  108.584014][    C1] R13: 1ffff9200003c0e8 R14: ffff888023aceb28 R15: 0000000000000000
[  108.584025][    C1] FS:  0000000000000000(0000) GS:ffff8880b8d00000(0000) knlGS:0000000000000000
[  108.584039][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.584050][    C1] CR2: 0000200000001900 CR3: 0000000029a81000 CR4: 00000000003506e0
[  108.584065][    C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  108.584074][    C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  108.584084][    C1] Call Trace:
[  108.584091][    C1]  <IRQ>
[  108.584099][    C1]  trace_call_bpf+0x5d6/0x6b0
[  108.584124][    C1]  ? trace_call_bpf+0xbf/0x6b0
[  108.584150][    C1]  ? __bpf_trace_bpf_trace_printk+0x20/0x20
[  108.584176][    C1]  ? kvm_sched_clock_read+0x14/0x40
[  108.584192][    C1]  ? sched_clock_cpu+0x6e/0x260
[  108.584216][    C1]  perf_trace_run_bpf_submit+0x79/0x1c0
[  108.584245][    C1]  perf_trace_preemptirq_template+0x268/0x320
[  108.584270][    C1]  ? irqentry_exit+0x4b/0x70
[  108.584290][    C1]  ? trace_event_raw_event_preemptirq_template+0x1f0/0x1f0
[  108.584315][    C1]  ? __irq_exit_rcu+0x147/0x230
[  108.584331][    C1]  ? irq_exit_rcu+0x20/0x20
[  108.584348][    C1]  ? irqentry_exit+0x4b/0x70
[  108.584368][    C1]  trace_hardirqs_on_prepare+0x146/0x190
[  108.584393][    C1]  irqentry_exit+0x4b/0x70
[  108.584412][    C1]  asm_sysvec_irq_work+0x16/0x20
[  108.584429][    C1] RIP: 0010:rcu_read_unlock_special+0x7f/0x510
[  108.584448][    C1] Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 d2 68 95 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
[  108.584460][    C1] RSP: 0018:ffffc900001e0a00 EFLAGS: 00000206
[  108.584473][    C1] RAX: c25e827f18c8d600 RBX: 1ffff9200003c148 RCX: c25e827f18c8d600
[  108.584485][    C1] RDX: dffffc0000000000 RSI: ffffffff8aac19a0 RDI: ffffffff8aff71e0
[  108.584498][    C1] RBP: ffffc900001e0af8 R08: ffff8880b8d357cb R09: 1ffff110171a6af9
[  108.584510][    C1] R10: dffffc0000000000 R11: ffffed10171a6afa R12: 0000000000000246
[  108.584521][    C1] R13: dffffc0000000000 R14: ffff8880b8d3bb00 R15: 0000000000000002
[  108.584542][    C1]  ? asm_sysvec_call_function_single+0x16/0x20
[  108.584562][    C1]  ? __rcu_read_unlock+0xd0/0xd0
[  108.584583][    C1]  ? lock_is_held_type+0x13a/0x190
[  108.584603][    C1]  ? put_task_struct_rcu_user+0x90/0x90
[  108.584628][    C1]  __rcu_read_unlock+0x78/0xd0
[  108.584644][    C1]  ? bpf_task_storage_free+0x1c/0x340
[  108.584661][    C1]  ? put_task_struct_rcu_user+0x90/0x90
[  108.584685][    C1]  bpf_task_storage_free+0x31c/0x340
[  108.584704][    C1]  security_task_free+0x41/0xc0
[  108.584726][    C1]  __put_task_struct+0xf8/0x460
[  108.584747][    C1]  ? put_task_struct_rcu_user+0x90/0x90
[  108.584772][    C1]  rcu_core+0x9a3/0x1740
[  108.584790][    C1]  ? lock_chain_count+0x20/0x20
[  108.584816][    C1]  ? rcu_core+0x931/0x1740
[  108.584837][    C1]  ? rcu_cpu_kthread_park+0x90/0x90
[  108.584856][    C1]  ? __lock_acquire+0x7ea0/0x7ea0
[  108.584893][    C1]  ? rebalance_domains+0x880/0x9d0
[  108.584925][    C1]  handle_softirqs+0x291/0x910
[  108.584944][    C1]  ? __irq_exit_rcu+0x13b/0x230
[  108.584962][    C1]  ? do_softirq+0x210/0x210
[  108.584976][    C1]  ? hrtimer_interrupt+0x775/0x980
[  108.584997][    C1]  ? irqtime_account_irq+0xb2/0x1b0
[  108.585015][    C1]  __irq_exit_rcu+0x13b/0x230
[  108.585030][    C1]  ? irq_exit_rcu+0x20/0x20
[  108.585052][    C1]  irq_exit_rcu+0x5/0x20
[  108.585066][    C1]  sysvec_apic_timer_interrupt+0xa0/0xc0
[  108.585087][    C1]  </IRQ>
[  108.585091][    C1]  <TASK>
[  108.585096][    C1]  asm_sysvec_apic_timer_interrupt+0x16/0x20
[  108.585113][    C1] RIP: 0010:default_idle+0xb/0x10
[  108.585135][    C1] Code: 48 89 df e8 27 b5 8e f7 e9 44 ff ff ff e8 1d ff f5 ff 00 00 cc cc 00 00 cc cc 00 00 cc cc 00 66 90 0f 00 2d 17 bb 61 00 fb f4 <c3> 0f 1f 40 00 41 57 41 56 53 49 be 00 00 00 00 00 fc ff df 65 48
[  108.585148][    C1] RSP: 0018:ffffc90000177de8 EFLAGS: 000002c6
[  108.585160][    C1] RAX: c25e827f18c8d600 RBX: ffffffff8a44f237 RCX: c25e827f18c8d600
[  108.585172][    C1] RDX: 0000000000000001 RSI: ffffffff8aac19a0 RDI: ffffffff8aff71e0
[  108.585183][    C1] RBP: ffffc90000177f20 R08: ffff8880b8d357cb R09: 1ffff110171a6af9
[  108.585195][    C1] R10: dffffc0000000000 R11: ffffed10171a6afa R12: 0000000000000000
[  108.585206][    C1] R13: dffffc0000000000 R14: ffff888018739e00 R15: 1ffff9200002efc8
[  108.585221][    C1]  ? default_idle_call+0x77/0xc0
[  108.585249][    C1]  default_idle_call+0x84/0xc0
[  108.585270][    C1]  do_idle+0x3a2/0x680
[  108.585297][    C1]  ? idle_inject_timer_fn+0x60/0x60
[  108.585321][    C1]  ? _raw_spin_unlock_irqrestore+0x82/0x120
[  108.585345][    C1]  ? lockdep_hardirqs_on+0x94/0x140
[  108.585365][    C1]  ? _raw_spin_unlock_irqrestore+0xc1/0x120
[  108.585389][    C1]  ? _raw_spin_unlock+0x40/0x40
[  108.585417][    C1]  cpu_startup_entry+0x3f/0x60
[  108.585442][    C1]  start_secondary+0xe4/0xf0
[  108.585463][    C1]  secondary_startup_64_no_verify+0xcf/0xdb
[  108.585494][    C1]  </TASK>
[  108.585500][    C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.676 msecs