[ 56.161953][ T5966] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 56.176294][ T5966] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 56.192081][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 56.201599][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 56.210406][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 56.220304][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 56.234883][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 56.260999][ T5966] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 56.274363][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 56.290332][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 413.995441][ T671] device hsr_slave_0 left promiscuous mode
[ 414.035252][ T671] device hsr_slave_1 left promiscuous mode
[ 414.116287][ T671] device bridge_slave_1 left promiscuous mode
[ 414.124103][ T671] bridge0: port 2(bridge_slave_1) entered disabled state
[ 414.189908][ T671] device bridge_slave_0 left promiscuous mode
[ 414.197179][ T671] bridge0: port 1(bridge_slave_0) entered disabled state
[ 416.812692][ T671] team0 (unregistering): Port device team_slave_1 removed
[ 416.827309][ T671] team0 (unregistering): Port device team_slave_0 removed
[ 416.839526][ T671] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 416.901332][ T671] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 417.020531][ T671] bond0 (unregistering): Released all slaves
Warning: Permanently added '10.128.1.93' (ECDSA) to the list of known hosts.
[ 526.221601][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 526.228543][ C0] rcu: 0-...!: (9650 ticks this GP) idle=542/1/0x4000000000000000 softirq=41533/41533 fqs=0
[ 526.239778][ C0] (t=10500 jiffies g=68813 q=43)
[ 526.244894][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g68813 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
[ 526.256754][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 526.267007][ C0] rcu: RCU grace-period kthread stack dump:
[ 526.273302][ C0] task:rcu_preempt state:I stack:28744 pid: 13 ppid: 2 flags:0x00004000
[ 526.283221][ C0] Call Trace:
[ 526.286522][ C0] __schedule+0xf86/0x2180
[ 526.291045][ C0] ? io_schedule_timeout+0x150/0x150
[ 526.296352][ C0] ? trace_hardirqs_on+0x2b/0x150
[ 526.301370][ C0] ? irqentry_exit+0x43/0xb0
[ 526.305955][ C0] ? preempt_schedule+0x4b/0x60
[ 526.310945][ C0] preempt_schedule_common+0x4a/0xe0
[ 526.316251][ C0] preempt_schedule+0x4b/0x60
[ 526.320980][ C0] preempt_schedule_thunk+0x16/0x18
[ 526.326191][ C0] _raw_spin_unlock_irqrestore+0x79/0x8b
[ 526.331908][ C0] prepare_to_swait_event+0x152/0x5b0
[ 526.337502][ C0] ? prepare_to_swait_exclusive+0x330/0x330
[ 526.343570][ C0] rcu_gp_kthread+0xd0d/0x2200
[ 526.348445][ C0] ? call_rcu+0x7d0/0x7d0
[ 526.352768][ C0] ? trace_hardirqs_on+0x2b/0x150
[ 526.357808][ C0] ? __kasan_check_read+0x11/0x20
[ 526.362834][ C0] ? __kthread_parkme+0xae/0x1c0
[ 526.367876][ C0] ? call_rcu+0x7d0/0x7d0
[ 526.372290][ C0] kthread+0x37d/0x460
[ 526.376483][ C0] ? __kthread_bind_mask+0xa0/0xa0
[ 526.381824][ C0] ret_from_fork+0x1f/0x30
[ 526.386270][ C0] rcu: Stack dump where RCU GP kthread last ran:
[ 526.392586][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 526.398340][ C1] NMI backtrace for cpu 1
[ 526.398344][ C1] CPU: 1 PID: 18890 Comm: syz-executor047 Not tainted 5.12.0-rc1-syzkaller #0
[ 526.398346][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 526.398348][ C1] RIP: 0010:rcu_lockdep_current_cpu_online+0x89/0x150
[ 526.398351][ C1] Code: 00 00 00 48 03 1c c5 20 d9 3f 89 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 90 00 00 00 <48> 8d 7b 20 4c 8b 63 18 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48
[ 526.398353][ C1] RSP: 0000:ffffc90000178dc0 EFLAGS: 00000046
[ 526.398357][ C1] RAX: dffffc0000000000 RBX: ffff8881f6737240 RCX: 1ffffffff127fb25
[ 526.398358][ C1] RDX: 1ffff1103ece6e4b RSI: ffffffff8850b0a0 RDI: ffff8881f6737258
[ 526.398360][ C1] RBP: ffffc90000178dd8 R08: 0000000000000000 R09: ffffffff8a7f1a0f
[ 526.398361][ C1] R10: fffffbfff14fe341 R11: 0000000000000001 R12: 0000000000000001
[ 526.398363][ C1] R13: ffff8881f6727280 R14: ffff8881f6727300 R15: dffffc0000000000
[ 526.398364][ C1] FS: 00007feebfcb3700(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000
[ 526.398366][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 526.398367][ C1] CR2: 00007ffc183e0970 CR3: 000000010bc85003 CR4: 00000000001706e0
[ 526.398369][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 526.398370][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 526.398372][ C1] Call Trace:
[ 526.398373][ C1]
[ 526.398374][ C1] ? rcu_is_watching+0x15/0xb0
[ 526.398375][ C1] ? __perf_event_overflow+0x320/0x320
[ 526.398376][ C1] rcu_read_lock_sched_held+0x2c/0xb0
[ 526.398378][ C1] __hrtimer_run_queues+0xa01/0xc30
[ 526.398379][ C1] ? hrtimer_sleeper_start_expires+0x90/0x90
[ 526.398380][ C1] ? ktime_get_update_offsets_now+0x47/0x240
[ 526.398382][ C1] ? ktime_get_update_offsets_now+0x8c/0x240
[ 526.398383][ C1] hrtimer_interrupt+0x2f6/0x900
[ 526.398384][ C1] __sysvec_apic_timer_interrupt+0x143/0x530
[ 526.398385][ C1] sysvec_apic_timer_interrupt+0x98/0xc0
[ 526.398386][ C1]
[ 526.398387][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 526.398389][ C1] RIP: 0010:kfree+0x240/0x2d0
[ 526.398390][ C1] Code: 89 e7 e8 73 01 dd 01 48 8b 55 08 e9 df fe ff ff e8 c5 f0 c9 ff 48 83 3d bd e4 cb 07 00 0f 84 90 00 00 00 fb 66 0f 1f 44 00 00 <5b> 41 5c 41 5d 41 5e 5d c3 0f 0b 0f 0b e9 d5 fd ff ff 0f 0b 48 8b
[ 526.398405][ C1] RSP: 0000:ffffc900007ff848 EFLAGS: 00000286
[ 526.398407][ C1] RAX: 0000000000d4bb41 RBX: 0000000000000200 RCX: 1ffffffff14fdba1
[ 526.398408][ C1] RDX: dffffc0000000000 RSI: ffffffff880b2420 RDI: ffffffff8850b120
[ 526.398410][ C1] RBP: ffffc900007ff868 R08: 0000000000000001 R09: 0000000000000001
[ 526.398411][ C1] R10: ffff8881265b2e88 R11: 0000000000006800 R12: ffff88810f6cf740
[ 526.398413][ C1] R13: ffff888100040100 R14: ffffffff83b6a5a6 R15: 00000000fffffff5
[ 526.398415][ C1] ? tty_open+0x676/0xf60
[ 526.398416][ C1] ? kfree+0x22b/0x2d0
[ 526.398417][ C1] tty_open+0x676/0xf60
[ 526.398418][ C1] ? tty_init_dev+0x60/0x60
[ 526.398419][ C1] ? do_raw_spin_unlock+0x181/0x240
[ 526.398420][ C1] chrdev_open+0x237/0x6a0
[ 526.398422][ C1] ? cdev_device_add+0x1e0/0x1e0
[ 526.398423][ C1] ? security_file_open+0x1a7/0x420
[ 526.398424][ C1] do_dentry_open+0x42d/0xf90
[ 526.398425][ C1] ? cdev_device_add+0x1e0/0x1e0
[ 526.398427][ C1] vfs_open+0x9a/0xc0
[ 526.398428][ C1] path_openat+0xa73/0x25d0
[ 526.398429][ C1] ? path_lookupat+0x660/0x660
[ 526.398430][ C1] ? lockdep_hardirqs_on_prepare+0x450/0x450
[ 526.398431][ C1] ? __this_cpu_preempt_check+0x13/0x20
[ 526.398432][ C1] ? lock_is_held_type+0x100/0x140
[ 526.398434][ C1] do_filp_open+0x17d/0x3b0
[ 526.398435][ C1] ? may_open_dev+0xd0/0xd0
[ 526.398436][ C1] ? do_raw_spin_unlock+0x181/0x240
[ 526.398437][ C1] ? _raw_spin_unlock+0x28/0x50
[ 526.398438][ C1] do_sys_openat2+0x120/0x3d0
[ 526.398439][ C1] ? irqentry_exit+0x43/0xb0
[ 526.398440][ C1] ? build_open_flags+0x4b0/0x4b0
[ 526.398441][ C1] ? __do_sys_futex+0x242/0x3b0
[ 526.398443][ C1] __x64_sys_openat+0x124/0x200
[ 526.398444][ C1] ? check_preemption_disabled+0x3d/0xe0
[ 526.398445][ C1] ? __ia32_sys_open+0x1b0/0x1b0
[ 526.398446][ C1] ? syscall_enter_from_user_mode+0x21/0x70
[ 526.398448][ C1] ? trace_hardirqs_on+0x2b/0x150
[ 526.398449][ C1] do_syscall_64+0x32/0x80
[ 526.398450][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 526.398451][ C1] RIP: 0033:0x445919
[ 526.398453][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 526.398456][ C1] RSP: 002b:00007feebfcb3318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 526.398459][ C1] RAX: ffffffffffffffda RBX: 00000000004ca408 RCX: 0000000000445919
[ 526.398460][ C1] RDX: 0000000000000000 RSI: 0000000020000380 RDI: ffffffffffffff9c
[ 526.398462][ C1] RBP: 00000000004ca400 R08: 0000000000000000 R09: 0000000000000000
[ 526.398463][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 7974742f7665642f
[ 526.398465][ C1] R13: 00007ffc1831ffbf R14: 00007feebfcb3400 R15: 0000000000022000
[ 526.399081][ C0] NMI backtrace for cpu 0
[ 526.919376][ C0] CPU: 0 PID: 18895 Comm: syz-executor047 Not tainted 5.12.0-rc1-syzkaller #0
[ 526.928409][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 526.938465][ C0] Call Trace:
[ 526.941746][ C0]
[ 526.944672][ C0] dump_stack+0x114/0x14e
[ 526.948998][ C0] nmi_cpu_backtrace.cold+0x30/0x9c
[ 526.954470][ C0] ? lapic_can_unplug_cpu+0x80/0x80
[ 526.959749][ C0] nmi_trigger_cpumask_backtrace+0x120/0x170
[ 526.965833][ C0] arch_trigger_cpumask_backtrace+0x14/0x20
[ 526.971808][ C0] rcu_dump_cpu_stacks+0x1cc/0x252
[ 526.977278][ C0] rcu_sched_clock_irq.cold+0x67c/0x11b6
[ 526.982900][ C0] ? lock_is_held_type+0xdf/0x140
[ 526.988018][ C0] ? rcutree_dead_cpu+0x20/0x20
[ 526.992872][ C0] ? __this_cpu_preempt_check+0x13/0x20
[ 526.998691][ C0] ? lock_is_held_type+0xdf/0x140
[ 527.004208][ C0] ? __this_cpu_preempt_check+0x13/0x20
[ 527.009742][ C0] ? __raise_softirq_irqoff+0x97/0x1e0
[ 527.015465][ C0] update_process_times+0x139/0x1b0
[ 527.020832][ C0] tick_sched_handle+0x77/0x140
[ 527.025675][ C0] ? get_cpu_iowait_time_us+0x330/0x330
[ 527.031215][ C0] tick_sched_timer+0x142/0x230
[ 527.036063][ C0] __hrtimer_run_queues+0x1b7/0xc30
[ 527.041357][ C0] ? hrtimer_sleeper_start_expires+0x90/0x90
[ 527.047528][ C0] ? ktime_get_update_offsets_now+0x47/0x240
[ 527.053518][ C0] ? ktime_get_update_offsets_now+0x8c/0x240
[ 527.059494][ C0] hrtimer_interrupt+0x2f6/0x900
[ 527.064524][ C0] __sysvec_apic_timer_interrupt+0x143/0x530
[ 527.070502][ C0] sysvec_apic_timer_interrupt+0x98/0xc0
[ 527.076209][ C0]
[ 527.079148][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 527.085123][ C0] RIP: 0010:lock_acquire+0x0/0x8c0
[ 527.090779][ C0] Code: ff 48 c7 c7 a8 4b 7f 8a e8 5d 65 53 00 e9 64 fe ff ff 48 c7 c7 a8 4b 7f 8a e8 4c 65 53 00 e9 44 fd ff ff 0f 1f 80 00 00 00 00 <48> b8 00 00 00 00 00 fc ff df 55 48 89 e5 41 57 41 56 4c 8d 7d d8
[ 527.112377][ C0] RSP: 0018:ffffc900009b77f0 EFLAGS: 00000246
[ 527.119882][ C0] RAX: 0000000000000000 RBX: 0000000000000080 RCX: 0000000000000000
[ 527.128242][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff899726e0
[ 527.136630][ C0] RBP: ffffc900009b7810 R08: 0000000000000001 R09: 0000000000000000
[ 527.144993][ C0] R10: fffffbfff165057e R11: 0000000000008c00 R12: ffff88811b80e080
[ 527.153495][ C0] R13: 0000000000000cc0 R14: 0000000000000020 R15: 00000000fffffff5
[ 527.161647][ C0] ? fs_reclaim_acquire+0xd0/0x150
[ 527.167063][ C0] ? fs_reclaim_acquire+0xb0/0x150
[ 527.172383][ C0] kmem_cache_alloc_trace+0x38/0x400
[ 527.177673][ C0] ? __kasan_check_read+0x11/0x20
[ 527.182875][ C0] tty_open+0x14a/0xf60
[ 527.187453][ C0] ? tty_init_dev+0x60/0x60
[ 527.192138][ C0] ? do_raw_spin_unlock+0x181/0x240
[ 527.197422][ C0] chrdev_open+0x237/0x6a0
[ 527.201827][ C0] ? cdev_device_add+0x1e0/0x1e0
[ 527.206840][ C0] ? cdev_device_add+0x1e0/0x1e0
[ 527.211766][ C0] ? cdev_device_add+0x1e0/0x1e0
[ 527.216876][ C0] do_dentry_open+0x42d/0xf90
[ 527.221547][ C0] ? cdev_device_add+0x1e0/0x1e0
[ 527.226488][ C0] vfs_open+0x9a/0xc0
[ 527.230549][ C0] path_openat+0xa73/0x25d0
[ 527.235043][ C0] ? lockdep_hardirqs_on+0x59/0x100
[ 527.240689][ C0] ? path_lookupat+0x660/0x660
[ 527.245478][ C0] ? __this_cpu_preempt_check+0x13/0x20
[ 527.251031][ C0] ? lock_is_held_type+0x100/0x140
[ 527.256157][ C0] do_filp_open+0x17d/0x3b0
[ 527.260917][ C0] ? may_open_dev+0xd0/0xd0
[ 527.265692][ C0] ? do_raw_spin_unlock+0x181/0x240
[ 527.270881][ C0] ? _raw_spin_unlock+0x28/0x50
[ 527.275741][ C0] do_sys_openat2+0x120/0x3d0
[ 527.280670][ C0] ? ktime_get+0x28/0xd0
[ 527.284969][ C0] ? native_apic_msr_write+0x58/0x80
[ 527.290245][ C0] ? build_open_flags+0x4b0/0x4b0
[ 527.295891][ C0] __x64_sys_openat+0x124/0x200
[ 527.300820][ C0] ? check_preemption_disabled+0x3d/0xe0
[ 527.306719][ C0] ? __ia32_sys_open+0x1b0/0x1b0
[ 527.311673][ C0] ? syscall_enter_from_user_mode+0x21/0x70
[ 527.317839][ C0] ? trace_hardirqs_on+0x2b/0x150
[ 527.323233][ C0] do_syscall_64+0x32/0x80
[ 527.328021][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 527.334007][ C0] RIP: 0033:0x445919
[ 527.338161][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 527.358587][ C0] RSP: 002b:00007feebfcb3318 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 527.367196][ C0] RAX: ffffffffffffffda RBX: 00000000004ca408 RCX: 0000000000445919
[ 527.376805][ C0] RDX: 0000000000000000 RSI: 0000000020000380 RDI: ffffffffffffff9c
[ 527.384781][ C0] RBP: 00000000004ca400 R08: 0000000000000000 R09: 0000000000000000
[ 527.393704][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 7974742f7665642f
[ 527.401867][ C0] R13: 00007ffc1831ffbf R14: 00007feebfcb3400 R15: 0000000000022000
[ 527.410146][ C0] sched: RT throttling activated