forked to background, child pid 3172[ 28.291769][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0
no interfaces have a carrier
[ 28.300654][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.104' (ECDSA) to the list of known hosts.
syzkaller login: [ 153.648972][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 153.655649][ C1] rcu: 1-...!: (10500 ticks this GP) idle=87f/1/0x4000000000000000 softirq=5255/5257 fqs=531
[ 153.665969][ C1] (t=10500 jiffies g=3593 q=32 ncpus=2)
[ 153.671582][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 9161 jiffies! g3593 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
[ 153.683704][ C1] rcu: Possible timer handling issue on cpu=0 timer-softirq=2594
[ 153.691564][ C1] rcu: rcu_preempt kthread starved for 9162 jiffies! g3593 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
[ 153.702735][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 153.712680][ C1] rcu: RCU grace-period kthread stack dump:
[ 153.718543][ C1] task:rcu_preempt state:I stack:29424 pid: 16 ppid: 2 flags:0x00004000
[ 153.727724][ C1] Call Trace:
[ 153.730982][ C1]
[ 153.733914][ C1] __schedule+0xa9a/0x4cc0
[ 153.738339][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70
[ 153.744141][ C1] ? trace_hardirqs_on+0x56/0x1c0
[ 153.749160][ C1] ? __mod_timer+0x83c/0xe30
[ 153.753748][ C1] ? io_schedule_timeout+0x140/0x140
[ 153.759027][ C1] ? lock_acquire+0x480/0x570
[ 153.763702][ C1] ? debug_object_free+0x350/0x350
[ 153.768796][ C1] schedule+0xd2/0x1f0
[ 153.772855][ C1] schedule_timeout+0x14a/0x2a0
[ 153.777686][ C1] ? usleep_range_state+0x1b0/0x1b0
[ 153.782865][ C1] ? destroy_timer_on_stack+0x20/0x20
[ 153.788231][ C1] ? _raw_spin_unlock_irqrestore+0x3d/0x70
[ 153.794030][ C1] ? prepare_to_swait_event+0xee/0x470
[ 153.799493][ C1] rcu_gp_fqs_loop+0x1c0/0x840
[ 153.804274][ C1] ? force_qs_rnp+0x800/0x800
[ 153.809033][ C1] ? _raw_spin_lock_irqsave+0x41/0x50
[ 153.814449][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70
[ 153.820251][ C1] rcu_gp_kthread+0x1de/0x320
[ 153.824928][ C1] ? rcu_gp_init+0x1430/0x1430
[ 153.829683][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 153.835913][ C1] ? __kthread_parkme+0x15f/0x220
[ 153.840929][ C1] ? rcu_gp_init+0x1430/0x1430
[ 153.845674][ C1] kthread+0x2e9/0x3a0
[ 153.849731][ C1] ? kthread_complete_and_exit+0x40/0x40
[ 153.855346][ C1] ret_from_fork+0x1f/0x30
[ 153.859755][ C1]
[ 153.862752][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 153.869049][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 153.874275][ C0] NMI backtrace for cpu 0
[ 153.874290][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.18.0-rc3-next-20220422-syzkaller #0
[ 153.874317][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 153.874330][ C0] RIP: 0010:kvm_wait+0x98/0x100
[ 153.874392][ C0] Code: fa 83 e2 07 38 d0 7f 04 84 c0 75 63 0f b6 07 40 38 c6 74 35 48 83 c4 10 c3 c3 e8 23 91 4b 00 eb 07 0f 00 2d da b1 94 08 fb f4 <48> 83 c4 10 c3 89 74 24 0c 48 89 3c 24 e8 56 8f 4b 00 8b 74 24 0c
[ 153.874415][ C0] RSP: 0018:ffffc90000007408 EFLAGS: 00000246
[ 153.874434][ C0] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 1ffffffff1b73199
[ 153.874449][ C0] RDX: 0000000000000000 RSI: ffffffff81807171 RDI: ffffffff8134dffd
[ 153.874465][ C0] RBP: ffff88801d520098 R08: 0000000000000000 R09: 0000000000000000
[ 153.874480][ C0] R10: ffffffff81807158 R11: 000000000000000a R12: 0000000000000000
[ 153.874495][ C0] R13: ffffed1003aa4013 R14: 0000000000000001 R15: ffff8880b9c3ae40
[ 153.874517][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[ 153.874540][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 153.874556][ C0] CR2: 00007fff80b3f2d8 CR3: 0000000023e9d000 CR4: 00000000003506f0
[ 153.874572][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 153.874586][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 153.874601][ C0] Call Trace:
[ 153.874609][ C0]
[ 153.874619][ C0] __pv_queued_spin_lock_slowpath+0x8c7/0xb50
[ 153.874649][ C0] ? trace_contention_end.constprop.0+0x1b0/0x1b0
[ 153.874676][ C0] ? lock_release+0x780/0x780
[ 153.874715][ C0] do_raw_spin_lock+0x200/0x2a0
[ 153.874738][ C0] ? rwlock_bug.part.0+0x90/0x90
[ 153.874765][ C0] tcp_v4_rcv+0x35c2/0x3bc0
[ 153.874802][ C0] ? lock_downgrade+0x6e0/0x6e0
[ 153.874844][ C0] ? __sanitizer_cov_trace_switch+0x63/0xf0
[ 153.874889][ C0] ? tcp_v4_early_demux+0x9f0/0x9f0
[ 153.874921][ C0] ? raw_rcv+0x680/0x680
[ 153.874942][ C0] ? lock_release+0x780/0x780
[ 153.874983][ C0] ? nf_hook.constprop.0+0x3ea/0x650
[ 153.875022][ C0] ? ip_protocol_deliver_rcu+0xb30/0xb30
[ 153.875062][ C0] ip_protocol_deliver_rcu+0xa3/0xb30
[ 153.875102][ C0] ip_local_deliver_finish+0x2ee/0x4c0
[ 153.875142][ C0] ip_local_deliver+0x1b3/0x200
[ 153.875180][ C0] ip_sublist_rcv_finish+0x9a/0x2c0
[ 153.875219][ C0] ip_sublist_rcv+0x538/0x990
[ 153.875258][ C0] ? ip_rcv_finish_core.constprop.0+0x1eb0/0x1eb0
[ 153.875301][ C0] ? ip_sublist_rcv+0x990/0x990
[ 153.875337][ C0] ? ip_rcv_core+0x8ab/0xe10
[ 153.875375][ C0] ip_list_rcv+0x31a/0x470
[ 153.875413][ C0] ? ip_rcv+0xd0/0xd0
[ 153.875449][ C0] ? ip_rcv+0xd0/0xd0
[ 153.875484][ C0] __netif_receive_skb_list_core+0x548/0x8f0
[ 153.875521][ C0] ? lock_acquire+0x480/0x570
[ 153.875557][ C0] ? process_backlog+0x7c0/0x7c0
[ 153.875589][ C0] ? ktime_get_with_offset+0x3f2/0x500
[ 153.875626][ C0] netif_receive_skb_list_internal+0x75e/0xd80
[ 153.875663][ C0] ? do_xdp_generic+0x1b0/0x1b0
[ 153.875694][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 153.875725][ C0] ? detach_buf_split+0x543/0x710
[ 153.875749][ C0] ? rcu_read_lock_sched_held+0xd/0x70
[ 153.875788][ C0] ? __sanitizer_cov_trace_cmp2+0x22/0x80
[ 153.875818][ C0] napi_complete_done+0x1f1/0x880
[ 153.875857][ C0] virtnet_poll+0xc9b/0x11a0
[ 153.875892][ C0] ? receive_buf+0x54c0/0x54c0
[ 153.875922][ C0] ? lock_downgrade+0x6e0/0x6e0
[ 153.875962][ C0] ? __queue_work+0x690/0x1140
[ 153.875991][ C0] __napi_poll+0xb3/0x6e0
[ 153.876023][ C0] net_rx_action+0x8ec/0xc60
[ 153.876057][ C0] ? napi_threaded_poll+0x520/0x520
[ 153.876090][ C0] ? sched_clock_cpu+0x15/0x1f0
[ 153.876133][ C0] __do_softirq+0x29b/0x9c2
[ 153.876172][ C0] __irq_exit_rcu+0x123/0x180
[ 153.876195][ C0] irq_exit_rcu+0x5/0x20
[ 153.876216][ C0] common_interrupt+0xa9/0xc0
[ 153.876254][ C0]
[ 153.876260][ C0]
[ 153.876268][ C0] asm_common_interrupt+0x1e/0x40
[ 153.876299][ C0] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250
[ 153.876328][ C0] Code: 89 de e8 5d 0c 09 f8 84 db 75 ac e8 74 08 09 f8 e8 6f 5a 0f f8 eb 0c e8 68 08 09 f8 0f 00 2d a1 0d c2 00 e8 5c 08 09 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 d7 0a 09 f8 48 85 db
[ 153.876350][ C0] RSP: 0018:ffffffff8ba07d38 EFLAGS: 00000293
[ 153.876367][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 153.876382][ C0] RDX: ffffffff8babc880 RSI: ffffffff897116c4 RDI: ffffffff897116b1
[ 153.876398][ C0] RBP: ffff8880163b7864 R08: 0000000000000000 R09: 0000000000000000
[ 153.876413][ C0] R10: ffffffff81807158 R11: 0000000000000000 R12: 0000000000000001
[ 153.876428][ C0] R13: ffff8880163b7800 R14: ffff8880163b7864 R15: ffff88814078f804
[ 153.876446][ C0] ? trace_hardirqs_on+0x38/0x1c0
[ 153.876480][ C0] ? acpi_idle_do_entry+0x1c4/0x250
[ 153.876507][ C0] ? acpi_idle_do_entry+0x1b1/0x250
[ 153.876536][ C0] ? acpi_idle_do_entry+0x1c4/0x250
[ 153.876563][ C0] acpi_idle_enter+0x369/0x510
[ 153.876597][ C0] cpuidle_enter_state+0x1b1/0xc80
[ 153.876639][ C0] cpuidle_enter+0x4a/0xa0
[ 153.876676][ C0] do_idle+0x3e8/0x590
[ 153.876700][ C0] ? arch_cpu_idle_exit+0x30/0x30
[ 153.876730][ C0] cpu_startup_entry+0x14/0x20
[ 153.876754][ C0] rest_init+0x169/0x270
[ 153.876780][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe
[ 153.876819][ C0] arch_call_rest_init+0xf/0x14
[ 153.876847][ C0] start_kernel+0x47f/0x4a0
[ 153.876879][ C0] secondary_startup_64_no_verify+0xce/0xdb
[ 153.876920][ C0]
[ 153.876928][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.653 msecs
[ 153.877265][ C1] NMI backtrace for cpu 1
[ 154.424994][ C1] CPU: 1 PID: 3583 Comm: sshd Not tainted 5.18.0-rc3-next-20220422-syzkaller #0
[ 154.433995][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 154.444031][ C1] Call Trace:
[ 154.447295][ C1]
[ 154.450123][ C1] dump_stack_lvl+0xcd/0x134
[ 154.454705][ C1] nmi_cpu_backtrace.cold+0x47/0x144
[ 154.459981][ C1] ? lapic_can_unplug_cpu+0x80/0x80
[ 154.465164][ C1] nmi_trigger_cpumask_backtrace+0x1e6/0x230
[ 154.471153][ C1] rcu_dump_cpu_stacks+0x262/0x3f0
[ 154.476267][ C1] rcu_sched_clock_irq.cold+0x144/0x8fc
[ 154.481805][ C1] ? do_raw_spin_unlock+0x171/0x230
[ 154.487092][ C1] ? rcutree_dead_cpu+0x30/0x30
[ 154.491924][ C1] ? timekeeping_advance+0x978/0xe30
[ 154.497194][ C1] ? lock_downgrade+0x6e0/0x6e0
[ 154.502053][ C1] ? timekeeping_inject_offset+0x620/0x620
[ 154.507847][ C1] ? tick_sched_do_timer+0x470/0x470
[ 154.513119][ C1] update_process_times+0x16d/0x200
[ 154.518302][ C1] tick_sched_handle+0x9b/0x180
[ 154.523142][ C1] tick_sched_timer+0xee/0x120
[ 154.527908][ C1] __hrtimer_run_queues+0x1c0/0xe50
[ 154.533127][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80
[ 154.539111][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0
[ 154.545196][ C1] hrtimer_interrupt+0x31c/0x790
[ 154.550126][ C1] __sysvec_apic_timer_interrupt+0x146/0x530
[ 154.556099][ C1] sysvec_apic_timer_interrupt+0x40/0xc0
[ 154.561715][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 154.567682][ C1] RIP: 0010:kvm_wait+0x98/0x100
[ 154.572515][ C1] Code: fa 83 e2 07 38 d0 7f 04 84 c0 75 63 0f b6 07 40 38 c6 74 35 48 83 c4 10 c3 c3 e8 23 91 4b 00 eb 07 0f 00 2d da b1 94 08 fb f4 <48> 83 c4 10 c3 89 74 24 0c 48 89 3c 24 e8 56 8f 4b 00 8b 74 24 0c
[ 154.592102][ C1] RSP: 0000:ffffc90000ddfd20 EFLAGS: 00000246
[ 154.598151][ C1] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 1ffffffff1b73199
[ 154.606100][ C1] RDX: 0000000000000000 RSI: ffffffff81807171 RDI: ffffffff8134dffd
[ 154.614053][ C1] RBP: ffff888024674448 R08: 0000000000000000 R09: 0000000000000000
[ 154.622005][ C1] R10: ffffffff81807158 R11: 0000000000000001 R12: 0000000000000000
[ 154.629954][ C1] R13: ffffed10048ce889 R14: 0000000000000001 R15: ffff8880b9d3ae40
[ 154.637911][ C1] ? trace_hardirqs_on+0x38/0x1c0
[ 154.642929][ C1] ? trace_hardirqs_on+0x51/0x1c0
[ 154.647937][ C1] ? kvm_wait+0x8d/0x100
[ 154.652163][ C1] __pv_queued_spin_lock_slowpath+0x8c7/0xb50
[ 154.658215][ C1] ? trace_contention_end.constprop.0+0x1b0/0x1b0
[ 154.664613][ C1] ? rcu_read_lock_sched_held+0xd/0x70
[ 154.670077][ C1] ? lock_acquire+0x480/0x570
[ 154.674755][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 154.680980][ C1] ? debug_locks_off+0x23/0x80
[ 154.685731][ C1] do_raw_spin_lock+0x200/0x2a0
[ 154.690565][ C1] ? rwlock_bug.part.0+0x90/0x90
[ 154.695479][ C1] ? tcp_send_ack+0x7d/0xa0
[ 154.699970][ C1] __get_task_comm+0x23/0x50
[ 154.704547][ C1] __set_page_owner+0x253/0x380
[ 154.709386][ C1] get_page_from_freelist+0xba2/0x3e00
[ 154.714840][ C1] ? __do_softirq+0x29b/0x9c2
[ 154.719506][ C1] ? __irq_exit_rcu+0x123/0x180
[ 154.724349][ C1] ? irq_exit_rcu+0x5/0x20
[ 154.728750][ C1] ? memset_erms+0xb/0x10
[ 154.733066][ C1] ? strscpy_pad+0x62/0x70
[ 154.737471][ C1] ? __get_task_comm+0x35/0x50
[ 154.742220][ C1] ? do_wp_page+0x389/0x1b60
[ 154.746794][ C1] ? __handle_mm_fault+0x1fe6/0x33d0
[ 154.752068][ C1] ? debug_check_no_obj_freed+0x20c/0x420
[ 154.757770][ C1] ? __zone_watermark_ok+0x450/0x450
[ 154.763038][ C1] ? prepare_alloc_pages+0x17b/0x570
[ 154.768320][ C1] ? _raw_spin_unlock_irqrestore+0x3d/0x70
[ 154.774114][ C1] __alloc_pages+0x1b2/0x500
[ 154.778687][ C1] ? kasan_quarantine_put+0xf5/0x210
[ 154.783954][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0
[ 154.790699][ C1] ? lock_acquire+0x480/0x570
[ 154.795366][ C1] ? rcu_read_lock_sched_held+0xd/0x70
[ 154.800835][ C1] ? lock_release+0x560/0x780
[ 154.805497][ C1] ? ___slab_alloc+0x253/0xd90
[ 154.810245][ C1] alloc_pages+0x1aa/0x310
[ 154.814648][ C1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 154.820875][ C1] allocate_slab+0x26c/0x3c0
[ 154.825458][ C1] ___slab_alloc+0x985/0xd90
[ 154.830050][ C1] ? __alloc_skb+0x215/0x340
[ 154.834636][ C1] ? __alloc_skb+0x215/0x340
[ 154.839211][ C1] __slab_alloc.constprop.0+0x4d/0xa0
[ 154.844592][ C1] kmem_cache_alloc_node+0x122/0x3f0
[ 154.849861][ C1] ? __alloc_skb+0x215/0x340
[ 154.854443][ C1] __alloc_skb+0x215/0x340
[ 154.858847][ C1] __tcp_send_ack.part.0+0x67/0x760
[ 154.864031][ C1] tcp_send_ack+0x7d/0xa0
[ 154.868362][ C1] __tcp_ack_snd_check+0x156/0x9c0
[ 154.873463][ C1] ? tcp_check_space+0x8b/0x800
[ 154.878301][ C1] tcp_rcv_established+0x18cc/0x2030
[ 154.883567][ C1] ? tcp_data_queue+0x4c90/0x4c90
[ 154.888573][ C1] ? do_raw_spin_lock+0x120/0x2a0
[ 154.893577][ C1] ? rwlock_bug.part.0+0x90/0x90
[ 154.898494][ C1] tcp_v4_do_rcv+0x66c/0x980
[ 154.903084][ C1] tcp_v4_rcv+0x380f/0x3bc0
[ 154.907573][ C1] ? lock_downgrade+0x6e0/0x6e0
[ 154.912413][ C1] ? __sanitizer_cov_trace_switch+0x63/0xf0
[ 154.918301][ C1] ? tcp_v4_early_demux+0x9f0/0x9f0
[ 154.923497][ C1] ? raw_rcv+0x680/0x680
[ 154.927739][ C1] ? lock_release+0x780/0x780
[ 154.932427][ C1] ? nf_hook.constprop.0+0x3ea/0x650
[ 154.937716][ C1] ? ip_protocol_deliver_rcu+0xb30/0xb30
[ 154.943357][ C1] ip_protocol_deliver_rcu+0xa3/0xb30
[ 154.948838][ C1] ip_local_deliver_finish+0x2ee/0x4c0
[ 154.954301][ C1] ip_local_deliver+0x1b3/0x200
[ 154.959163][ C1] ip_sublist_rcv_finish+0x9a/0x2c0
[ 154.964393][ C1] ip_sublist_rcv+0x538/0x990
[ 154.969074][ C1] ? ip_rcv_finish_core.constprop.0+0x1eb0/0x1eb0
[ 154.975503][ C1] ? rcu_read_lock_sched_held+0xd/0x70
[ 154.980956][ C1] ? ip_sublist_rcv+0x990/0x990
[ 154.985793][ C1] ? ip_rcv_core+0x8ab/0xe10
[ 154.990375][ C1] ip_list_rcv+0x31a/0x470
[ 154.994786][ C1] ? ip_rcv+0xd0/0xd0
[ 154.998757][ C1] ? ip_rcv+0xd0/0xd0
[ 155.002726][ C1] __netif_receive_skb_list_core+0x548/0x8f0
[ 155.008693][ C1] ? lock_acquire+0x480/0x570
[ 155.013362][ C1] ? process_backlog+0x7c0/0x7c0
[ 155.018284][ C1] ? ktime_get_with_offset+0x3f2/0x500
[ 155.023746][ C1] netif_receive_skb_list_internal+0x75e/0xd80
[ 155.029888][ C1] ? do_xdp_generic+0x1b0/0x1b0
[ 155.034728][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 155.040953][ C1] ? detach_buf_split+0x543/0x710
[ 155.045959][ C1] ? rcu_read_lock_sched_held+0xd/0x70
[ 155.051424][ C1] ? __sanitizer_cov_trace_cmp2+0x22/0x80
[ 155.057146][ C1] napi_complete_done+0x1f1/0x880
[ 155.062185][ C1] virtnet_poll+0xc9b/0x11a0
[ 155.066775][ C1] ? receive_buf+0x54c0/0x54c0
[ 155.071524][ C1] ? free_old_xmit_skbs+0x18a/0x270
[ 155.076715][ C1] ? virtnet_get_rxnfc+0x3a0/0x3a0
[ 155.081812][ C1] ? rwlock_bug.part.0+0x90/0x90
[ 155.086732][ C1] ? virtqueue_poll+0x222/0x290
[ 155.091563][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 155.097789][ C1] ? virtnet_poll_tx+0x428/0x5d0
[ 155.102710][ C1] __napi_poll+0xb3/0x6e0
[ 155.107031][ C1] net_rx_action+0x8ec/0xc60
[ 155.111629][ C1] ? napi_threaded_poll+0x520/0x520
[ 155.116832][ C1] ? sched_clock_cpu+0x15/0x1f0
[ 155.121695][ C1] __do_softirq+0x29b/0x9c2
[ 155.126197][ C1] __irq_exit_rcu+0x123/0x180
[ 155.130860][ C1] irq_exit_rcu+0x5/0x20
[ 155.135087][ C1] common_interrupt+0xa9/0xc0
[ 155.139767][ C1]
[ 155.142679][ C1]
[ 155.145590][ C1] asm_common_interrupt+0x1e/0x40
[ 155.150598][ C1] RIP: 0010:memset_erms+0xb/0x10
[ 155.155525][ C1] Code: 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 f3 aa <4c> 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 01 01
[ 155.175120][ C1] RSP: 0000:ffffc90002e4f7c8 EFLAGS: 00000202
[ 155.181176][ C1] RAX: 0000000000000000 RBX: 000000000000000b RCX: 0000000000000000
[ 155.189132][ C1] RDX: 000000000000000b RSI: 0000000000000000 RDI: ffff888013a759f8
[ 155.197092][ C1] RBP: ffff888013a759e8 R08: 0000000000000001 R09: ffff888013a759ed
[ 155.205053][ C1] R10: ffffed100274eb3e R11: 0000000000000001 R12: 0000000000000004
[ 155.213012][ C1] R13: 0000000000000010 R14: ffff888013a759c8 R15: 0000000000000007
[ 155.220979][ C1] strscpy_pad+0x62/0x70
[ 155.225238][ C1] __get_task_comm+0x35/0x50
[ 155.229815][ C1] __set_page_owner+0x253/0x380
[ 155.234658][ C1] get_page_from_freelist+0xba2/0x3e00
[ 155.240109][ C1] ? lock_release+0x780/0x780
[ 155.244779][ C1] ? lock_release+0x560/0x780
[ 155.249450][ C1] ? prepare_alloc_pages+0x164/0x570
[ 155.254749][ C1] ? __zone_watermark_ok+0x450/0x450
[ 155.260015][ C1] ? prepare_alloc_pages+0x17b/0x570
[ 155.265300][ C1] ? rcu_read_lock_sched_held+0xd/0x70
[ 155.270756][ C1] __alloc_pages+0x1b2/0x500
[ 155.275349][ C1] ? rcu_read_lock_sched_held+0xd/0x70
[ 155.280795][ C1] ? __alloc_pages_slowpath.constprop.0+0x20a0/0x20a0
[ 155.287538][ C1] ? lock_release+0x560/0x780
[ 155.292204][ C1] ? rcu_read_unlock+0x9/0x60
[ 155.296877][ C1] ? lock_downgrade+0x6e0/0x6e0
[ 155.301715][ C1] alloc_pages_vma+0xf9/0x770
[ 155.306388][ C1] wp_page_copy+0x1f6/0x1e20
[ 155.310965][ C1] ? rcu_read_lock_sched_held+0xd/0x70
[ 155.316409][ C1] ? lock_release+0x560/0x780
[ 155.321070][ C1] ? pfn_swap_entry_to_page+0x460/0x460
[ 155.326600][ C1] ? lock_downgrade+0x6e0/0x6e0
[ 155.331434][ C1] ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 155.337136][ C1] ? vm_normal_page+0x146/0x2a0
[ 155.341970][ C1] ? __pte_alloc_kernel+0x110/0x110
[ 155.347325][ C1] do_wp_page+0x389/0x1b60
[ 155.351726][ C1] __handle_mm_fault+0x1fe6/0x33d0
[ 155.356824][ C1] ? vm_iomap_memory+0x190/0x190
[ 155.361750][ C1] ? lock_release+0x780/0x780
[ 155.366417][ C1] handle_mm_fault+0x1c8/0x790
[ 155.371166][ C1] do_user_addr_fault+0x489/0x11c0
[ 155.376263][ C1] exc_page_fault+0x9e/0x180
[ 155.380835][ C1] ? asm_exc_page_fault+0x8/0x30
[ 155.385757][ C1] asm_exc_page_fault+0x1e/0x30
[ 155.390605][ C1] RIP: 0033:0x7f82b1f50916
[ 155.395001][ C1] Code: 66 f8 ff 83 3d 72 af 13 00 00 74 05 e8 0a 20 f5 ff 83 3d 94 af 13 00 00 74 05 e8 9c 5e fe ff 8b 05 df 74 13 00 48 8d 7c 24 04 <48> c7 05 cf 74 13 00 ff ff ff ff 89 44 24 04 e8 23 d6 05 00 e8 89
[ 155.414671][ C1] RSP: 002b:00007ffc1fa9bc80 EFLAGS: 00010246
[ 155.420801][ C1] RAX: 0000000000000000 RBX: 00007f82b1ffe6aa RCX: 0000000000000004
[ 155.428749][ C1] RDX: 0000556205d94140 RSI: 0000556205d87010 RDI: 00007ffc1fa9bc84
[ 155.436712][ C1] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000556205d87b60
[ 155.444662][ C1] R10: 00007f82b1db4fc0 R11: 0000000000000000 R12: 0000000000000000
[ 155.452619][ C1] R13: 0000000000000002 R14: 00007f82b1df6c88 R15: 00007f82b1df6ca0
[ 155.460571][ C1]