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 '10.128.0.62' (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: [ 37.479174] IPVS: ftp: loaded support on port[0] = 21 [ 37.670651] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.677124] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.684500] device bridge_slave_0 entered promiscuous mode [ 37.700751] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.707144] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.714152] device bridge_slave_1 entered promiscuous mode [ 37.730311] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.745450] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.786074] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.805781] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.866794] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.874107] team0: Port device team_slave_0 added [ 37.888095] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.895760] team0: Port device team_slave_1 added [ 37.910333] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.927406] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.943871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.960819] 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 [ 38.073835] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.080346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.087230] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.093594] 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 [ 38.501495] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 38.507644] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.549899] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.592559] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.601067] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 38.638403] 8021q: adding VLAN 0 to HW filter on device team0 executing program [ 38.890142] ================================================================== [ 38.897602] BUG: KASAN: use-after-free in skb_release_data+0x19b/0x860 [ 38.904256] Write of size 4 at addr ffff8801d6846ae0 by task syzkaller401147/4468 [ 38.911851] [ 38.913548] CPU: 1 PID: 4468 Comm: syzkaller401147 Not tainted 4.16.0+ #1 [ 38.920450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.929780] Call Trace: [ 38.932383] dump_stack+0x1b9/0x294 [ 38.935997] ? dump_stack_print_info.cold.2+0x52/0x52 [ 38.941180] ? printk+0x9e/0xba [ 38.944440] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 38.949180] ? kasan_check_write+0x14/0x20 [ 38.953397] print_address_description+0x6c/0x20b [ 38.958220] ? skb_release_data+0x19b/0x860 [ 38.962534] kasan_report.cold.7+0x242/0x2fe [ 38.967543] check_memory_region+0x13e/0x1b0 [ 38.971933] kasan_check_write+0x14/0x20 [ 38.975983] skb_release_data+0x19b/0x860 [ 38.980118] ? skb_tx_error+0x2f0/0x2f0 [ 38.984071] ? kasan_check_read+0x11/0x20 [ 38.988220] ? rcu_is_watching+0x85/0x140 [ 38.992356] ? kasan_check_write+0x14/0x20 [ 38.996573] ? sock_rmem_free+0x6f/0x90 [ 39.000530] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.006051] skb_release_all+0x4a/0x60 [ 39.009919] kfree_skb+0x195/0x560 [ 39.013438] ? skb_queue_purge+0x19/0x40 [ 39.017479] ? __kfree_skb+0x20/0x20 [ 39.021174] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.025751] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 39.030842] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 39.035835] ? trace_hardirqs_on+0xd/0x10 [ 39.039964] ? skb_dequeue+0x12f/0x180 [ 39.043831] skb_queue_purge+0x19/0x40 [ 39.047699] packet_sock_destruct+0x93/0x290 [ 39.052116] ? packet_mm_close+0xc0/0xc0 [ 39.056167] ? graph_lock+0x170/0x170 [ 39.059949] ? __free_object+0x16e/0x330 [ 39.064014] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 39.069273] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.073836] ? packet_mm_close+0xc0/0xc0 [ 39.077886] __sk_destruct+0xff/0xa40 [ 39.081666] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 39.086571] ? graph_lock+0x170/0x170 [ 39.090351] ? lock_downgrade+0x8e0/0x8e0 [ 39.094476] ? __lock_is_held+0xb5/0x140 [ 39.098516] ? kasan_check_read+0x11/0x20 [ 39.102654] ? do_raw_spin_unlock+0x9e/0x2e0 [ 39.107042] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.111604] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 39.116689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.122231] ? refcount_sub_and_test+0x212/0x330 [ 39.126970] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 39.131708] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 39.136442] ? pcpu_free_area+0xa90/0xa90 [ 39.140571] sk_destruct+0x78/0x90 [ 39.144093] __sk_free+0x22e/0x340 [ 39.147633] sk_free+0x42/0x50 [ 39.150821] packet_release+0xa18/0xd50 [ 39.154773] ? lock_downgrade+0x8e0/0x8e0 [ 39.158901] ? packet_lookup_frame+0x270/0x270 [ 39.163464] ? cpumask_weight.constprop.5+0x44/0x44 [ 39.168459] ? do_raw_spin_lock+0xc1/0x200 [ 39.172674] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.178189] ? locks_remove_file+0x3f7/0x5a0 [ 39.182575] ? fcntl_setlk+0x1020/0x1020 [ 39.186624] ? fsnotify+0x415/0x1100 [ 39.190318] ? fsnotify_first_mark+0x330/0x330 [ 39.194882] sock_release+0x96/0x1b0 [ 39.198574] ? sock_alloc_file+0x4e0/0x4e0 [ 39.202796] sock_close+0x16/0x20 [ 39.206225] __fput+0x34d/0x890 [ 39.209484] ? fput+0x1a0/0x1a0 [ 39.212745] ? check_same_owner+0x320/0x320 [ 39.217049] ____fput+0x15/0x20 [ 39.220309] task_work_run+0x1e4/0x290 [ 39.224190] ? task_work_cancel+0x240/0x240 [ 39.228495] ? switch_task_namespaces+0xbd/0xd0 [ 39.233154] do_exit+0x1aee/0x2730 [ 39.236688] ? mm_update_next_owner+0x980/0x980 [ 39.241338] ? finish_mkwrite_fault+0x610/0x610 [ 39.246001] ? debug_check_no_locks_freed+0x310/0x310 [ 39.251181] ? kasan_check_read+0x11/0x20 [ 39.255307] ? rcu_is_watching+0x85/0x140 [ 39.259433] ? lock_acquire+0x1dc/0x520 [ 39.263391] ? lock_release+0xa10/0xa10 [ 39.267348] ? tun_chr_close+0x180/0x180 [ 39.271392] ? kasan_check_write+0x14/0x20 [ 39.275605] ? do_raw_spin_lock+0xc1/0x200 [ 39.279837] ? __handle_mm_fault+0x88c/0x4150 [ 39.284313] ? vm_insert_mixed_mkwrite+0x40/0x40 [ 39.289048] ? graph_lock+0x170/0x170 [ 39.292846] ? rcu_is_watching+0x85/0x140 [ 39.296979] ? graph_lock+0x170/0x170 [ 39.300758] ? find_held_lock+0x36/0x1c0 [ 39.304823] ? find_held_lock+0x36/0x1c0 [ 39.308962] ? lock_downgrade+0x8e0/0x8e0 [ 39.313091] ? handle_mm_fault+0x8c0/0xc70 [ 39.317307] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 39.322832] ? handle_mm_fault+0x55a/0xc70 [ 39.327058] ? __handle_mm_fault+0x4150/0x4150 [ 39.331642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.337171] ? __do_page_fault+0x441/0xe40 [ 39.341386] do_group_exit+0x16f/0x430 [ 39.345264] ? SyS_exit+0x30/0x30 [ 39.348720] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 39.353562] ? do_syscall_64+0xb7/0x9d0 [ 39.357530] ? do_group_exit+0x430/0x430 [ 39.361572] SyS_exit_group+0x1d/0x20 [ 39.365375] do_syscall_64+0x29e/0x9d0 [ 39.369242] ? vmalloc_sync_all+0x30/0x30 [ 39.373372] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.378110] ? syscall_return_slowpath+0x5c0/0x5c0 [ 39.383023] ? syscall_return_slowpath+0x30f/0x5c0 [ 39.387946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.393469] ? retint_user+0x18/0x18 [ 39.397165] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.401991] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 39.407161] RIP: 0033:0x441799 [ 39.410327] RSP: 002b:00007fff44a9a3f8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 39.418017] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441799 [ 39.425265] RDX: 00000000004416d0 RSI: 0000000000000001 RDI: 0000000000000001 [ 39.432518] RBP: 00000000006cd018 R08: 0000000000000000 R09: 0000000000000003 [ 39.439770] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000402490 [ 39.447021] R13: 0000000000402520 R14: 0000000000000000 R15: 0000000000000000 [ 39.454280] [ 39.455889] Allocated by task 4468: [ 39.459503] save_stack+0x43/0xd0 [ 39.462939] kasan_kmalloc+0xc4/0xe0 [ 39.466635] __kmalloc_node_track_caller+0x47/0x70 [ 39.471548] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 39.476285] __alloc_skb+0x14d/0x780 [ 39.479980] alloc_skb_with_frags+0x137/0x760 [ 39.484462] sock_alloc_send_pskb+0x87a/0xae0 [ 39.488945] packet_sendmsg+0x1bd1/0x60b0 [ 39.493084] sock_sendmsg+0xd5/0x120 [ 39.496774] ___sys_sendmsg+0x805/0x940 [ 39.500723] __sys_sendmsg+0x115/0x270 [ 39.504602] SyS_sendmsg+0x29/0x30 [ 39.508124] do_syscall_64+0x29e/0x9d0 [ 39.512004] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 39.517169] [ 39.518774] Freed by task 4468: [ 39.522035] save_stack+0x43/0xd0 [ 39.525467] __kasan_slab_free+0x11a/0x170 [ 39.529680] kasan_slab_free+0xe/0x10 [ 39.533473] kfree+0xd9/0x260 [ 39.536559] skb_free_head+0x99/0xc0 [ 39.540250] skb_release_data+0x690/0x860 [ 39.544375] skb_release_all+0x4a/0x60 [ 39.548239] kfree_skb+0x195/0x560 [ 39.551762] ip6_tnl_start_xmit+0xa44/0x2290 [ 39.556164] dev_hard_start_xmit+0x264/0xc10 [ 39.560651] __dev_queue_xmit+0x2724/0x34c0 [ 39.564966] dev_queue_xmit+0x17/0x20 [ 39.568750] packet_sendmsg+0x411c/0x60b0 [ 39.572880] sock_sendmsg+0xd5/0x120 [ 39.576569] ___sys_sendmsg+0x805/0x940 [ 39.580532] __sys_sendmsg+0x115/0x270 [ 39.584410] SyS_sendmsg+0x29/0x30 [ 39.587934] do_syscall_64+0x29e/0x9d0 [ 39.591809] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 39.596969] [ 39.598574] The buggy address belongs to the object at ffff8801d6846a00 [ 39.598574] which belongs to the cache kmalloc-512 of size 512 [ 39.612202] The buggy address is located 224 bytes inside of [ 39.612202] 512-byte region [ffff8801d6846a00, ffff8801d6846c00) [ 39.624079] The buggy address belongs to the page: [ 39.628986] page:ffffea00075a1180 count:1 mapcount:0 mapping:ffff8801d6846000 index:0x0 [ 39.644139] flags: 0x2fffc0000000100(slab) [ 39.648364] raw: 02fffc0000000100 ffff8801d6846000 0000000000000000 0000000100000006 [ 39.656226] raw: ffffea00075dbb60 ffffea00075dbbe0 ffff8801dac00940 0000000000000000 [ 39.664079] page dumped because: kasan: bad access detected [ 39.669759] [ 39.671372] Memory state around the buggy address: [ 39.676277] ffff8801d6846980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 39.683622] ffff8801d6846a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 39.690962] >ffff8801d6846a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 39.698301] ^ [ 39.704778] ffff8801d6846b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 39.712124] ffff8801d6846b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 39.719467] ================================================================== [ 39.726956] Disabling lock debugging due to kernel taint [ 39.733005] Kernel panic - not syncing: panic_on_warn set ... [ 39.733005] [ 39.740375] CPU: 1 PID: 4468 Comm: syzkaller401147 Tainted: G B 4.16.0+ #1 [ 39.748673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.759691] Call Trace: [ 39.762278] dump_stack+0x1b9/0x294 [ 39.765888] ? dump_stack_print_info.cold.2+0x52/0x52 [ 39.771145] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.776054] ? skb_release_data+0xd0/0x860 [ 39.780268] panic+0x22f/0x4de [ 39.783441] ? add_taint.cold.5+0x16/0x16 [ 39.787579] ? do_raw_spin_unlock+0x9e/0x2e0 [ 39.791969] ? do_raw_spin_unlock+0x9e/0x2e0 [ 39.796353] ? skb_release_data+0x19b/0x860 [ 39.800657] kasan_end_report+0x47/0x4f [ 39.804610] kasan_report.cold.7+0x76/0x2fe [ 39.808919] check_memory_region+0x13e/0x1b0 [ 39.813305] kasan_check_write+0x14/0x20 [ 39.817344] skb_release_data+0x19b/0x860 [ 39.821559] ? skb_tx_error+0x2f0/0x2f0 [ 39.825510] ? kasan_check_read+0x11/0x20 [ 39.829634] ? rcu_is_watching+0x85/0x140 [ 39.833758] ? kasan_check_write+0x14/0x20 [ 39.837973] ? sock_rmem_free+0x6f/0x90 [ 39.841929] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.847442] skb_release_all+0x4a/0x60 [ 39.851307] kfree_skb+0x195/0x560 [ 39.854830] ? skb_queue_purge+0x19/0x40 [ 39.858873] ? __kfree_skb+0x20/0x20 [ 39.862575] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.867143] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 39.872253] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 39.877254] ? trace_hardirqs_on+0xd/0x10 [ 39.881381] ? skb_dequeue+0x12f/0x180 [ 39.885244] skb_queue_purge+0x19/0x40 [ 39.889111] packet_sock_destruct+0x93/0x290 [ 39.893494] ? packet_mm_close+0xc0/0xc0 [ 39.897531] ? graph_lock+0x170/0x170 [ 39.901306] ? __free_object+0x16e/0x330 [ 39.905363] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 39.910716] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.915276] ? packet_mm_close+0xc0/0xc0 [ 39.919318] __sk_destruct+0xff/0xa40 [ 39.923106] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 39.928029] ? graph_lock+0x170/0x170 [ 39.931812] ? lock_downgrade+0x8e0/0x8e0 [ 39.935935] ? __lock_is_held+0xb5/0x140 [ 39.939985] ? kasan_check_read+0x11/0x20 [ 39.944719] ? do_raw_spin_unlock+0x9e/0x2e0 [ 39.949105] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.953673] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 39.958754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.964269] ? refcount_sub_and_test+0x212/0x330 [ 39.969003] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 39.973750] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 39.978491] ? pcpu_free_area+0xa90/0xa90 [ 39.982622] sk_destruct+0x78/0x90 [ 39.986148] __sk_free+0x22e/0x340 [ 39.989664] sk_free+0x42/0x50 [ 39.992835] packet_release+0xa18/0xd50 [ 39.996798] ? lock_downgrade+0x8e0/0x8e0 [ 40.000923] ? packet_lookup_frame+0x270/0x270 [ 40.005483] ? cpumask_weight.constprop.5+0x44/0x44 [ 40.010485] ? do_raw_spin_lock+0xc1/0x200 [ 40.014697] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.020211] ? locks_remove_file+0x3f7/0x5a0 [ 40.025117] ? fcntl_setlk+0x1020/0x1020 [ 40.029153] ? fsnotify+0x415/0x1100 [ 40.032846] ? fsnotify_first_mark+0x330/0x330 [ 40.037406] sock_release+0x96/0x1b0 [ 40.041101] ? sock_alloc_file+0x4e0/0x4e0 [ 40.045310] sock_close+0x16/0x20 [ 40.048742] __fput+0x34d/0x890 [ 40.052021] ? fput+0x1a0/0x1a0 [ 40.055283] ? check_same_owner+0x320/0x320 [ 40.059580] ____fput+0x15/0x20 [ 40.062848] task_work_run+0x1e4/0x290 [ 40.066712] ? task_work_cancel+0x240/0x240 [ 40.071018] ? switch_task_namespaces+0xbd/0xd0 [ 40.075680] do_exit+0x1aee/0x2730 [ 40.079201] ? mm_update_next_owner+0x980/0x980 [ 40.083860] ? finish_mkwrite_fault+0x610/0x610 [ 40.088516] ? debug_check_no_locks_freed+0x310/0x310 [ 40.093789] ? kasan_check_read+0x11/0x20 [ 40.097914] ? rcu_is_watching+0x85/0x140 [ 40.102038] ? lock_acquire+0x1dc/0x520 [ 40.105989] ? lock_release+0xa10/0xa10 [ 40.109943] ? tun_chr_close+0x180/0x180 [ 40.113983] ? kasan_check_write+0x14/0x20 [ 40.118208] ? do_raw_spin_lock+0xc1/0x200 [ 40.122422] ? __handle_mm_fault+0x88c/0x4150 [ 40.126893] ? vm_insert_mixed_mkwrite+0x40/0x40 [ 40.131633] ? graph_lock+0x170/0x170 [ 40.135409] ? rcu_is_watching+0x85/0x140 [ 40.139628] ? graph_lock+0x170/0x170 [ 40.143406] ? find_held_lock+0x36/0x1c0 [ 40.147445] ? find_held_lock+0x36/0x1c0 [ 40.151497] ? lock_downgrade+0x8e0/0x8e0 [ 40.155621] ? handle_mm_fault+0x8c0/0xc70 [ 40.159852] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 40.165371] ? handle_mm_fault+0x55a/0xc70 [ 40.169585] ? __handle_mm_fault+0x4150/0x4150 [ 40.174151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.179666] ? __do_page_fault+0x441/0xe40 [ 40.183885] do_group_exit+0x16f/0x430 [ 40.187774] ? SyS_exit+0x30/0x30 [ 40.191227] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 40.196052] ? do_syscall_64+0xb7/0x9d0 [ 40.200008] ? do_group_exit+0x430/0x430 [ 40.204053] SyS_exit_group+0x1d/0x20 [ 40.207834] do_syscall_64+0x29e/0x9d0 [ 40.211696] ? vmalloc_sync_all+0x30/0x30 [ 40.215833] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 40.220570] ? syscall_return_slowpath+0x5c0/0x5c0 [ 40.225476] ? syscall_return_slowpath+0x30f/0x5c0 [ 40.230393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.235919] ? retint_user+0x18/0x18 [ 40.239611] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.244438] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 40.249603] RIP: 0033:0x441799 [ 40.252769] RSP: 002b:00007fff44a9a3f8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 40.260469] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441799 [ 40.267725] RDX: 00000000004416d0 RSI: 0000000000000001 RDI: 0000000000000001 [ 40.274983] RBP: 00000000006cd018 R08: 0000000000000000 R09: 0000000000000003 [ 40.282232] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000402490 [ 40.289490] R13: 0000000000402520 R14: 0000000000000000 R15: 0000000000000000 [ 40.297297] Dumping ftrace buffer: [ 40.300830] (ftrace buffer empty) [ 40.304526] Kernel Offset: disabled [ 40.308134] Rebooting in 86400 seconds..