INIT: Entering runlevel: 2

[info] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts.
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
syzkaller login: [   26.732114] IPVS: ftp: loaded support on port[0] = 21
[   26.919953] bridge0: port 1(bridge_slave_0) entered blocking state
[   26.926397] bridge0: port 1(bridge_slave_0) entered disabled state
[   26.933876] device bridge_slave_0 entered promiscuous mode
[   26.948842] bridge0: port 2(bridge_slave_1) entered blocking state
[   26.955193] bridge0: port 2(bridge_slave_1) entered disabled state
[   26.962220] device bridge_slave_1 entered promiscuous mode
[   26.976743] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   26.991676] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[   27.030232] bond0: Enslaving bond_slave_0 as an active interface with an up link
[   27.047163] bond0: Enslaving bond_slave_1 as an active interface with an up link
[   27.105577] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[   27.112810] team0: Port device team_slave_0 added
[   27.127706] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[   27.134774] team0: Port device team_slave_1 added
[   27.149598] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   27.166904] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   27.183669] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   27.200909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
RTNETLINK answers: Operation not supported
RTNETLINK answers: No buffer space available
RTNETLINK answers: Operation not supported
[   27.312511] bridge0: port 2(bridge_slave_1) entered blocking state
[   27.318947] bridge0: port 2(bridge_slave_1) entered forwarding state
[   27.325847] bridge0: port 1(bridge_slave_0) entered blocking state
[   27.332246] bridge0: port 1(bridge_slave_0) entered forwarding state
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
RTNETLINK answers: Invalid argument
[   27.716649] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready
[   27.722751] 8021q: adding VLAN 0 to HW filter on device bond0
[   27.762699] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   27.804581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   27.812616] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[   27.848195] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
[   27.854300] 8021q: adding VLAN 0 to HW filter on device team0
[   27.865415] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
executing program
[   28.102102] ==================================================================
[   28.109544] BUG: KASAN: use-after-free in skb_release_data+0x19b/0x860
[   28.116186] Write of size 4 at addr ffff8801ce2f75e0 by task syzkaller966408/4487
[   28.123777] 
[   28.125386] CPU: 0 PID: 4487 Comm: syzkaller966408 Not tainted 4.16.0+ #2
[   28.132283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   28.141639] Call Trace:
[   28.144204]  dump_stack+0x1b9/0x294
[   28.147815]  ? dump_stack_print_info.cold.2+0x52/0x52
[   28.152980]  ? printk+0x9e/0xba
[   28.156235]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[   28.160967]  ? kasan_check_write+0x14/0x20
[   28.165180]  print_address_description+0x6c/0x20b
[   28.169997]  ? skb_release_data+0x19b/0x860
[   28.174299]  kasan_report.cold.7+0xac/0x2f5
[   28.178597]  check_memory_region+0x13e/0x1b0
[   28.182981]  kasan_check_write+0x14/0x20
[   28.187027]  skb_release_data+0x19b/0x860
[   28.191159]  ? skb_tx_error+0x2f0/0x2f0
[   28.195115]  ? kasan_check_read+0x11/0x20
[   28.199239]  ? rcu_is_watching+0x85/0x140
[   28.203362]  ? kasan_check_write+0x14/0x20
[   28.207574]  ? sock_rmem_free+0x6f/0x90
[   28.211524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[   28.217041]  skb_release_all+0x4a/0x60
[   28.220901]  kfree_skb+0x195/0x560
[   28.224415]  ? skb_queue_purge+0x19/0x40
[   28.228454]  ? __kfree_skb+0x20/0x20
[   28.232144]  ? do_raw_spin_trylock+0x1b0/0x1b0
[   28.236707]  ? _raw_spin_unlock_irqrestore+0x74/0xc0
[   28.241785]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   28.246775]  ? trace_hardirqs_on+0xd/0x10
[   28.250901]  ? skb_dequeue+0x12f/0x180
[   28.254765]  skb_queue_purge+0x19/0x40
[   28.258630]  packet_sock_destruct+0x93/0x290
[   28.263022]  ? packet_mm_close+0xc0/0xc0
[   28.267065]  ? graph_lock+0x170/0x170
[   28.270845]  ? __free_object+0x16e/0x330
[   28.274883]  ? __list_del_entry_valid.cold.1+0x58/0x58
[   28.280134]  ? do_raw_spin_trylock+0x1b0/0x1b0
[   28.284694]  ? packet_mm_close+0xc0/0xc0
[   28.288729]  __sk_destruct+0xff/0xa40
[   28.292506]  ? sock_warn_obsolete_bsdism+0xb0/0xb0
[   28.297409]  ? graph_lock+0x170/0x170
[   28.301187]  ? lock_downgrade+0x8e0/0x8e0
[   28.305310]  ? __lock_is_held+0xb5/0x140
[   28.309345]  ? kasan_check_read+0x11/0x20
[   28.313471]  ? do_raw_spin_unlock+0x9e/0x2e0
[   28.317855]  ? do_raw_spin_trylock+0x1b0/0x1b0
[   28.322413]  ? _raw_spin_unlock_irqrestore+0x74/0xc0
[   28.327502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   28.333020]  ? refcount_sub_and_test+0x212/0x330
[   28.337758]  ? refcount_inc_not_zero+0x2d0/0x2d0
[   28.342492]  ? refcount_inc_not_zero+0x2d0/0x2d0
[   28.347224]  ? pcpu_free_area+0xa90/0xa90
[   28.351350]  sk_destruct+0x78/0x90
[   28.354867]  __sk_free+0x22e/0x340
[   28.358383]  sk_free+0x42/0x50
[   28.361553]  packet_release+0xa18/0xd50
[   28.365505]  ? lock_downgrade+0x8e0/0x8e0
[   28.369631]  ? packet_lookup_frame+0x270/0x270
[   28.374191]  ? cpumask_weight.constprop.5+0x44/0x44
[   28.379180]  ? do_raw_spin_lock+0xc1/0x200
[   28.383392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[   28.388902]  ? locks_remove_file+0x3f7/0x5a0
[   28.393287]  ? fcntl_setlk+0x1020/0x1020
[   28.397322]  ? fsnotify+0x415/0x1100
[   28.401025]  ? fsnotify_first_mark+0x330/0x330
[   28.405588]  sock_release+0x96/0x1b0
[   28.409279]  ? sock_alloc_file+0x4e0/0x4e0
[   28.413491]  sock_close+0x16/0x20
[   28.416918]  __fput+0x34d/0x890
[   28.420175]  ? fput+0x1a0/0x1a0
[   28.423432]  ? check_same_owner+0x320/0x320
[   28.427729]  ____fput+0x15/0x20
[   28.430986]  task_work_run+0x1e4/0x290
[   28.434853]  ? task_work_cancel+0x240/0x240
[   28.439150]  ? switch_task_namespaces+0xbd/0xd0
[   28.443798]  do_exit+0x1aee/0x2730
[   28.447319]  ? mm_update_next_owner+0x980/0x980
[   28.451961]  ? finish_mkwrite_fault+0x610/0x610
[   28.456606]  ? debug_check_no_locks_freed+0x310/0x310
[   28.461771]  ? kasan_check_read+0x11/0x20
[   28.465893]  ? rcu_is_watching+0x85/0x140
[   28.470023]  ? lock_acquire+0x1dc/0x520
[   28.473987]  ? lock_release+0xa10/0xa10
[   28.477939]  ? tun_chr_close+0x180/0x180
[   28.481976]  ? kasan_check_write+0x14/0x20
[   28.486184]  ? do_raw_spin_lock+0xc1/0x200
[   28.490396]  ? __handle_mm_fault+0x88c/0x4150
[   28.494870]  ? vm_insert_mixed_mkwrite+0x40/0x40
[   28.499601]  ? graph_lock+0x170/0x170
[   28.503379]  ? rcu_is_watching+0x85/0x140
[   28.507501]  ? graph_lock+0x170/0x170
[   28.511274]  ? find_held_lock+0x36/0x1c0
[   28.515316]  ? find_held_lock+0x36/0x1c0
[   28.519357]  ? lock_downgrade+0x8e0/0x8e0
[   28.523478]  ? handle_mm_fault+0x8c0/0xc70
[   28.527693]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[   28.533203]  ? handle_mm_fault+0x55a/0xc70
[   28.537412]  ? __handle_mm_fault+0x4150/0x4150
[   28.541974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   28.547484]  ? __do_page_fault+0x441/0xe40
[   28.551698]  do_group_exit+0x16f/0x430
[   28.555560]  ? SyS_exit+0x30/0x30
[   28.558995]  ? syscall_slow_exit_work+0x4f0/0x4f0
[   28.563822]  ? do_syscall_64+0xb7/0x9d0
[   28.567773]  ? do_group_exit+0x430/0x430
[   28.571810]  SyS_exit_group+0x1d/0x20
[   28.575590]  do_syscall_64+0x29e/0x9d0
[   28.579450]  ? vmalloc_sync_all+0x30/0x30
[   28.583575]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   28.588308]  ? syscall_return_slowpath+0x5c0/0x5c0
[   28.593211]  ? syscall_return_slowpath+0x30f/0x5c0
[   28.598119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   28.603632]  ? retint_user+0x18/0x18
[   28.607322]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   28.612141]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[   28.617305] RIP: 0033:0x4417a9
[   28.620468] RSP: 002b:00007ffd85b76d98 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7
[   28.628149] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004417a9
[   28.635391] RDX: 00000000004416e0 RSI: 0000000000000001 RDI: 0000000000000001
[   28.642635] RBP: 00000000006cd018 R08: 0000000000000000 R09: 0000000000000003
[   28.649879] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000004024a0
[   28.657124] R13: 0000000000402530 R14: 0000000000000000 R15: 0000000000000000
[   28.664370] 
[   28.665970] Allocated by task 4487:
[   28.669573]  save_stack+0x43/0xd0
[   28.673000]  kasan_kmalloc+0xc4/0xe0
[   28.676694]  __kmalloc_node_track_caller+0x47/0x70
[   28.681599]  __kmalloc_reserve.isra.38+0x3a/0xe0
[   28.686327]  __alloc_skb+0x14d/0x780
[   28.690024]  alloc_skb_with_frags+0x137/0x760
[   28.694496]  sock_alloc_send_pskb+0x87a/0xae0
[   28.698966]  packet_sendmsg+0x1bd1/0x6100
[   28.703088]  sock_sendmsg+0xd5/0x120
[   28.706778]  ___sys_sendmsg+0x805/0x940
[   28.710729]  __sys_sendmsg+0x115/0x270
[   28.714588]  SyS_sendmsg+0x29/0x30
[   28.718104]  do_syscall_64+0x29e/0x9d0
[   28.721969]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[   28.727127] 
[   28.728729] Freed by task 4487:
[   28.731983]  save_stack+0x43/0xd0
[   28.735410]  __kasan_slab_free+0x11a/0x170
[   28.739621]  kasan_slab_free+0xe/0x10
[   28.743392]  kfree+0xd9/0x260
[   28.746476]  skb_free_head+0x99/0xc0
[   28.750166]  skb_release_data+0x690/0x860
[   28.754285]  skb_release_all+0x4a/0x60
[   28.758147]  kfree_skb+0x195/0x560
[   28.761665]  ip6_tnl_start_xmit+0xa44/0x2290
[   28.766047]  dev_hard_start_xmit+0x264/0xc10
[   28.770430]  __dev_queue_xmit+0x2724/0x34c0
[   28.774734]  dev_queue_xmit+0x17/0x20
[   28.778508]  packet_sendmsg+0x411d/0x6100
[   28.782630]  sock_sendmsg+0xd5/0x120
[   28.786317]  ___sys_sendmsg+0x805/0x940
[   28.790263]  __sys_sendmsg+0x115/0x270
[   28.794127]  SyS_sendmsg+0x29/0x30
[   28.797642]  do_syscall_64+0x29e/0x9d0
[   28.801504]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[   28.806663] 
[   28.808265] The buggy address belongs to the object at ffff8801ce2f7500
[   28.808265]  which belongs to the cache kmalloc-512 of size 512
[   28.820897] The buggy address is located 224 bytes inside of
[   28.820897]  512-byte region [ffff8801ce2f7500, ffff8801ce2f7700)
[   28.832742] The buggy address belongs to the page:
[   28.837647] page:ffffea000738bdc0 count:1 mapcount:0 mapping:ffff8801ce2f7000 index:0x0
[   28.845767] flags: 0x2fffc0000000100(slab)
[   28.849978] raw: 02fffc0000000100 ffff8801ce2f7000 0000000000000000 0000000100000006
[   28.857833] raw: ffffea00073851e0 ffffea0007388d20 ffff8801dac00940 0000000000000000
[   28.865683] page dumped because: kasan: bad access detected
[   28.871373] 
[   28.872978] Memory state around the buggy address:
[   28.877881]  ffff8801ce2f7480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   28.885214]  ffff8801ce2f7500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   28.892546] >ffff8801ce2f7580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   28.899876]                                                        ^
[   28.906341]  ffff8801ce2f7600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   28.913674]  ffff8801ce2f7680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   28.921003] ==================================================================
[   28.928338] Disabling lock debugging due to kernel taint
[   28.934619] Kernel panic - not syncing: panic_on_warn set ...
[   28.934619] 
[   28.941991] CPU: 0 PID: 4487 Comm: syzkaller966408 Tainted: G    B             4.16.0+ #2
[   28.950283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   28.959608] Call Trace:
[   28.962171]  dump_stack+0x1b9/0x294
[   28.965775]  ? dump_stack_print_info.cold.2+0x52/0x52
[   28.970939]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   28.975678]  ? skb_release_data+0xd0/0x860
[   28.979890]  panic+0x22f/0x4de
[   28.983061]  ? add_taint.cold.5+0x16/0x16
[   28.987185]  ? do_raw_spin_unlock+0x9e/0x2e0
[   28.991565]  ? do_raw_spin_unlock+0x9e/0x2e0
[   28.995945]  ? skb_release_data+0x19b/0x860
[   29.000243]  kasan_end_report+0x47/0x4f
[   29.004191]  kasan_report.cold.7+0xc9/0x2f5
[   29.008487]  check_memory_region+0x13e/0x1b0
[   29.012867]  kasan_check_write+0x14/0x20
[   29.016898]  skb_release_data+0x19b/0x860
[   29.021028]  ? skb_tx_error+0x2f0/0x2f0
[   29.024975]  ? kasan_check_read+0x11/0x20
[   29.029095]  ? rcu_is_watching+0x85/0x140
[   29.033215]  ? kasan_check_write+0x14/0x20
[   29.037425]  ? sock_rmem_free+0x6f/0x90
[   29.041373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[   29.046882]  skb_release_all+0x4a/0x60
[   29.050744]  kfree_skb+0x195/0x560
[   29.054254]  ? skb_queue_purge+0x19/0x40
[   29.058285]  ? __kfree_skb+0x20/0x20
[   29.061972]  ? do_raw_spin_trylock+0x1b0/0x1b0
[   29.066527]  ? _raw_spin_unlock_irqrestore+0x74/0xc0
[   29.071601]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   29.076590]  ? trace_hardirqs_on+0xd/0x10
[   29.080711]  ? skb_dequeue+0x12f/0x180
[   29.084569]  skb_queue_purge+0x19/0x40
[   29.088429]  packet_sock_destruct+0x93/0x290
[   29.092809]  ? packet_mm_close+0xc0/0xc0
[   29.096841]  ? graph_lock+0x170/0x170
[   29.100616]  ? __free_object+0x16e/0x330
[   29.104649]  ? __list_del_entry_valid.cold.1+0x58/0x58
[   29.109897]  ? do_raw_spin_trylock+0x1b0/0x1b0
[   29.114453]  ? packet_mm_close+0xc0/0xc0
[   29.118485]  __sk_destruct+0xff/0xa40
[   29.122258]  ? sock_warn_obsolete_bsdism+0xb0/0xb0
[   29.127158]  ? graph_lock+0x170/0x170
[   29.130930]  ? lock_downgrade+0x8e0/0x8e0
[   29.135050]  ? __lock_is_held+0xb5/0x140
[   29.139084]  ? kasan_check_read+0x11/0x20
[   29.143204]  ? do_raw_spin_unlock+0x9e/0x2e0
[   29.147591]  ? do_raw_spin_trylock+0x1b0/0x1b0
[   29.152148]  ? _raw_spin_unlock_irqrestore+0x74/0xc0
[   29.157227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   29.162737]  ? refcount_sub_and_test+0x212/0x330
[   29.167467]  ? refcount_inc_not_zero+0x2d0/0x2d0
[   29.172196]  ? refcount_inc_not_zero+0x2d0/0x2d0
[   29.176927]  ? pcpu_free_area+0xa90/0xa90
[   29.181052]  sk_destruct+0x78/0x90
[   29.184568]  __sk_free+0x22e/0x340
[   29.188080]  sk_free+0x42/0x50
[   29.191249]  packet_release+0xa18/0xd50
[   29.195195]  ? lock_downgrade+0x8e0/0x8e0
[   29.199316]  ? packet_lookup_frame+0x270/0x270
[   29.203874]  ? cpumask_weight.constprop.5+0x44/0x44
[   29.208862]  ? do_raw_spin_lock+0xc1/0x200
[   29.213074]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[   29.218582]  ? locks_remove_file+0x3f7/0x5a0
[   29.222961]  ? fcntl_setlk+0x1020/0x1020
[   29.226997]  ? fsnotify+0x415/0x1100
[   29.230689]  ? fsnotify_first_mark+0x330/0x330
[   29.235248]  sock_release+0x96/0x1b0
[   29.238933]  ? sock_alloc_file+0x4e0/0x4e0
[   29.243139]  sock_close+0x16/0x20
[   29.246566]  __fput+0x34d/0x890
[   29.249820]  ? fput+0x1a0/0x1a0
[   29.253075]  ? check_same_owner+0x320/0x320
[   29.257368]  ____fput+0x15/0x20
[   29.260623]  task_work_run+0x1e4/0x290
[   29.264483]  ? task_work_cancel+0x240/0x240
[   29.268785]  ? switch_task_namespaces+0xbd/0xd0
[   29.273429]  do_exit+0x1aee/0x2730
[   29.276944]  ? mm_update_next_owner+0x980/0x980
[   29.281587]  ? finish_mkwrite_fault+0x610/0x610
[   29.286230]  ? debug_check_no_locks_freed+0x310/0x310
[   29.291394]  ? kasan_check_read+0x11/0x20
[   29.295515]  ? rcu_is_watching+0x85/0x140
[   29.299647]  ? lock_acquire+0x1dc/0x520
[   29.303595]  ? lock_release+0xa10/0xa10
[   29.307543]  ? tun_chr_close+0x180/0x180
[   29.311582]  ? kasan_check_write+0x14/0x20
[   29.315791]  ? do_raw_spin_lock+0xc1/0x200
[   29.320615]  ? __handle_mm_fault+0x88c/0x4150
[   29.325085]  ? vm_insert_mixed_mkwrite+0x40/0x40
[   29.329812]  ? graph_lock+0x170/0x170
[   29.333583]  ? rcu_is_watching+0x85/0x140
[   29.337702]  ? graph_lock+0x170/0x170
[   29.341477]  ? find_held_lock+0x36/0x1c0
[   29.345514]  ? find_held_lock+0x36/0x1c0
[   29.349548]  ? lock_downgrade+0x8e0/0x8e0
[   29.353667]  ? handle_mm_fault+0x8c0/0xc70
[   29.357877]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[   29.363394]  ? handle_mm_fault+0x55a/0xc70
[   29.367605]  ? __handle_mm_fault+0x4150/0x4150
[   29.372163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   29.377672]  ? __do_page_fault+0x441/0xe40
[   29.381881]  do_group_exit+0x16f/0x430
[   29.385742]  ? SyS_exit+0x30/0x30
[   29.389173]  ? syscall_slow_exit_work+0x4f0/0x4f0
[   29.393986]  ? do_syscall_64+0xb7/0x9d0
[   29.397936]  ? do_group_exit+0x430/0x430
[   29.401969]  SyS_exit_group+0x1d/0x20
[   29.405741]  do_syscall_64+0x29e/0x9d0
[   29.409603]  ? vmalloc_sync_all+0x30/0x30
[   29.413726]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   29.418455]  ? syscall_return_slowpath+0x5c0/0x5c0
[   29.423358]  ? syscall_return_slowpath+0x30f/0x5c0
[   29.428262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   29.433771]  ? retint_user+0x18/0x18
[   29.437460]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   29.442278]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[   29.447438] RIP: 0033:0x4417a9
[   29.450599] RSP: 002b:00007ffd85b76d98 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7
[   29.458287] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004417a9
[   29.465530] RDX: 00000000004416e0 RSI: 0000000000000001 RDI: 0000000000000001
[   29.472774] RBP: 00000000006cd018 R08: 0000000000000000 R09: 0000000000000003
[   29.480020] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000004024a0
[   29.487264] R13: 0000000000402530 R14: 0000000000000000 R15: 0000000000000000
[   29.494968] Dumping ftrace buffer:
[   29.498480]    (ftrace buffer empty)
[   29.502165] Kernel Offset: disabled
[   29.505765] Rebooting in 86400 seconds..