no interfaces have a carrier
[ 40.358458][ T3855] 8021q: adding VLAN 0 to HW filter on device bond0
[ 40.368665][ T3855] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: OK
Starting sshd: OK
syzkaller
syzkaller login: [ 86.759527][ T7] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.0.185' (ED25519) to the list of known hosts.
Setting up swapspace version 1, size = 127995904 bytes
[ 133.362901][ T4216] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 133.432546][ T3107] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 133.440726][ T3107] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 133.459275][ T146] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 133.472522][ T146] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
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[ 133.480404][ T146] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 133.488393][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
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[ 266.507592][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 266.514647][ C1] rcu: 0-....: (1 GPs behind) idle=067/0/0x3 softirq=7948/7948 fqs=5250
[ 266.523627][ C1] (detected by 1, t=10502 jiffies, g=10749, q=31)
[ 266.530149][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 266.535377][ C0] NMI backtrace for cpu 0
[ 266.535386][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0
[ 266.535400][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
[ 266.535407][ C0] RIP: 0010:rcu_lock_release+0xa/0x40
[ 266.535448][ C0] Code: 8d 31 f6 31 d2 b9 02 00 00 00 45 31 c0 45 31 c9 68 d5 39 9c 81 e8 16 ba c0 ff 48 83 c4 08 c3 90 e8 8b f3 dc ff e8 86 f3 dc ff <48> c7 c7 a0 ef 11 8d 48 c7 c6 05 3a 9c 81 e9 73 3c c1 ff 00 00 cc
[ 266.535460][ C0] RSP: 0018:ffffc900000074f8 EFLAGS: 00000046
[ 266.535473][ C0] RAX: ffffffff819c3a0a RBX: 0000000000000001 RCX: ffffffff8cebc480
[ 266.535484][ C0] RDX: 0000000000000100 RSI: ffffffff8a7a50e0 RDI: ffffffff8cebc480
[ 266.535493][ C0] RBP: ffffc90000007630 R08: ffffc900000075b7 R09: ffffc900000075a0
[ 266.535503][ C0] R10: dffffc0000000000 R11: fffff52000000eb7 R12: 1ffff92000000eb0
[ 266.535517][ C0] R13: ffffc90000007680 R14: dffffc0000000000 R15: ffff88807cea91e8
[ 266.535527][ C0] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 266.535539][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 266.535549][ C0] CR2: 00007ffd52dea910 CR3: 000000001f800000 CR4: 00000000003506f0
[ 266.535563][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 266.535571][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 266.535580][ C0] Call Trace:
[ 266.535585][ C0]
[ 266.535590][ C0] perf_output_begin_forward+0x793/0xa30
[ 266.535608][ C0] ? perf_prepare_sample+0x1690/0x1cb0
[ 266.535625][ C0] ? __perf_cgroup_move+0x140/0x140
[ 266.535639][ C0] ? rcu_lock_release+0x9/0x20
[ 266.535656][ C0] perf_event_output_forward+0x19b/0x2e0
[ 266.535671][ C0] ? perf_get_page_size+0x430/0x430
[ 266.535686][ C0] ? tracing_gen_ctx_irq_test+0xb3/0x130
[ 266.535703][ C0] ? perf_trace_buf_update+0xa8/0x230
[ 266.535718][ C0] ? __perf_event_account_interrupt+0x187/0x280
[ 266.535733][ C0] __perf_event_overflow+0x35f/0x550
[ 266.535750][ C0] perf_tp_event+0x324/0xbe0
[ 266.535766][ C0] ? perf_trace_run_bpf_submit+0x1c0/0x1c0
[ 266.535780][ C0] ? perf_tp_event+0xa7e/0xbe0
[ 266.535810][ C0] perf_trace_run_bpf_submit+0xf3/0x1c0
[ 266.535827][ C0] perf_trace_preemptirq_template+0x2aa/0x360
[ 266.535843][ C0] ? irqentry_exit+0x4b/0x70
[ 266.535865][ C0] ? trace_event_raw_event_preemptirq_template+0x290/0x290
[ 266.535881][ C0] ? __irq_exit_rcu+0x147/0x230
[ 266.535896][ C0] ? irq_exit_rcu+0x20/0x20
[ 266.535910][ C0] ? irqentry_exit+0x4b/0x70
[ 266.535925][ C0] trace_hardirqs_on_prepare+0x193/0x1f0
[ 266.535941][ C0] irqentry_exit+0x4b/0x70
[ 266.535954][ C0] asm_sysvec_irq_work+0x16/0x20
[ 266.535969][ C0] RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0
[ 266.535984][ C0] 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 f6 9c 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
[ 266.535994][ C0] RSP: 0018:ffffc90000007c60 EFLAGS: 00000206
[ 266.536005][ C0] RAX: 60272b2e3a7df000 RBX: 1ffff92000000f90 RCX: 60272b2e3a7df000
[ 266.536014][ C0] RDX: dffffc0000000000 RSI: ffffffff8a2b2b60 RDI: ffffffff8a7a5100
[ 266.536024][ C0] RBP: ffffc90000007d30 R08: ffff8880b8e3b30b R09: 1ffff110171c7661
[ 266.536033][ C0] R10: dffffc0000000000 R11: ffffed10171c7662 R12: ffffffff8d123400
[ 266.536043][ C0] R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
[ 266.536061][ C0] ? __rcu_read_unlock+0xd0/0xd0
[ 266.536079][ C0] __rcu_read_unlock+0x78/0xd0
[ 266.536093][ C0] rebalance_domains+0x88d/0x9b0
[ 266.536113][ C0] handle_softirqs+0x336/0x830
[ 266.536129][ C0] ? __irq_exit_rcu+0x13b/0x230
[ 266.536143][ C0] ? do_softirq+0x210/0x210
[ 266.536156][ C0] ? hrtimer_interrupt+0x6a2/0x8b0
[ 266.536173][ C0] ? irqtime_account_irq+0xb2/0x1b0
[ 266.536189][ C0] __irq_exit_rcu+0x13b/0x230
[ 266.536201][ C0] ? irq_exit_rcu+0x20/0x20
[ 266.536218][ C0] irq_exit_rcu+0x5/0x20
[ 266.536230][ C0] sysvec_apic_timer_interrupt+0xa0/0xc0
[ 266.536244][ C0]
[ 266.536248][ C0]
[ 266.536253][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 266.536266][ C0] RIP: 0010:default_idle+0xb/0x10
[ 266.536279][ C0] Code: b7 48 89 df e8 46 92 eb f7 eb ad e8 6f a7 f6 ff 00 00 cc cc 00 00 cc cc 00 00 cc cc 00 00 cc 66 90 0f 00 2d 27 ea 52 00 fb f4 0f 1f 40 00 41 57 41 56 53 49 be 00 00 00 00 00 fc ff df 65 48
[ 266.536289][ C0] RSP: 0018:ffffffff8ce07dc8 EFLAGS: 000002c6
[ 266.536299][ C0] RAX: 60272b2e3a7df000 RBX: ffffffff8cebc480 RCX: 60272b2e3a7df000
[ 266.536309][ C0] RDX: 0000000000000001 RSI: ffffffff8a2b2b60 RDI: ffffffff8a7a5100
[ 266.536318][ C0] RBP: ffffffff8ce07ef8 R08: ffff8880b8e3b30b R09: 1ffff110171c7661
[ 266.536327][ C0] R10: dffffc0000000000 R11: ffffed10171c7662 R12: 1ffffffff19c0fc4
[ 266.536337][ C0] R13: dffffc0000000000 R14: 1ffffffff19d7890 R15: 0000000000000000
[ 266.536352][ C0] default_idle_call+0x81/0xc0
[ 266.536365][ C0] do_idle+0x3a1/0x650
[ 266.536381][ C0] ? idle_inject_timer_fn+0x60/0x60
[ 266.536397][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 266.536416][ C0] cpu_startup_entry+0x14/0x20
[ 266.536429][ C0] ? time_init+0x40/0x40
[ 266.536449][ C0] start_kernel+0x489/0x540
[ 266.536468][ C0] secondary_startup_64_no_verify+0xb1/0xbb
[ 266.536489][ C0]
[ 271.077658][ T1109] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-... } 10960 jiffies s: 4685 root: 0x1/.
[ 271.090456][ T1109] rcu: blocking rcu_node structures (internal RCU debug):
[ 271.097664][ T1109] Task dump for CPU 0:
[ 271.101760][ T1109] task:swapper/0 state:R running task stack:27920 pid: 0 ppid: 0 flags:0x00004008
[ 271.112708][ T1109] Call Trace:
[ 271.116022][ T1109]
[ 271.119020][ T1109] ? perf_trace_preemptirq_template+0x2aa/0x360
[ 271.125303][ T1109] ? lockdep_hardirqs_on_prepare+0x448/0x7c0
[ 271.131525][ T1109] ? perf_trace_run_bpf_submit+0xf3/0x1c0
[ 271.137270][ T1109] ? lock_chain_count+0x20/0x20
[ 271.142195][ T1109] ? rcu_is_watching+0x11/0xa0
[ 271.146984][ T1109] ? trace_hardirqs_off_finish+0xca/0x1f0
[ 271.152762][ T1109] ? sysvec_apic_timer_interrupt+0x80/0xc0
[ 271.158630][ T1109] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 271.164824][ T1109] ? default_idle+0xb/0x10
[ 271.169303][ T1109] ? default_idle_call+0x81/0xc0
[ 271.174273][ T1109] ? do_idle+0x3a1/0x650
[ 271.178587][ T1109] ? idle_inject_timer_fn+0x60/0x60
[ 271.184063][ T1109] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 271.190131][ T1109] ? cpu_startup_entry+0x14/0x20
[ 271.195098][ T1109] ? time_init+0x40/0x40
[ 271.199389][ T1109] ? start_kernel+0x489/0x540
[ 271.204104][ T1109] ? secondary_startup_64_no_verify+0xb1/0xbb
[ 271.210241][ T1109]