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 '10.128.0.21' (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: [ 38.024227] IPVS: ftp: loaded support on port[0] = 21 [ 38.205919] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.212375] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.219735] device bridge_slave_0 entered promiscuous mode [ 38.237232] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.243596] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.250739] device bridge_slave_1 entered promiscuous mode [ 38.265167] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.279805] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.317325] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 38.333943] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 38.390448] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 38.397638] team0: Port device team_slave_0 added [ 38.411085] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 38.418169] team0: Port device team_slave_1 added [ 38.432630] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.447971] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.463847] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.479275] 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 [ 38.585354] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.591808] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.598600] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.604960] 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 [ 38.973600] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 38.979714] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.019091] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.059473] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.067770] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 39.100940] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.107055] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.152288] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 39.348132] ================================================================== [ 39.355586] BUG: KASAN: use-after-free in skb_release_data+0x19b/0x860 [ 39.362232] Write of size 4 at addr ffff8801b571fb60 by task syzkaller492416/4489 [ 39.369832] [ 39.371441] CPU: 1 PID: 4489 Comm: syzkaller492416 Not tainted 4.16.0+ #2 [ 39.378340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.387666] Call Trace: [ 39.390231] dump_stack+0x1b9/0x294 [ 39.393834] ? dump_stack_print_info.cold.2+0x52/0x52 [ 39.398999] ? printk+0x9e/0xba [ 39.402257] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 39.406991] ? kasan_check_write+0x14/0x20 [ 39.411202] print_address_description+0x6c/0x20b [ 39.416025] ? skb_release_data+0x19b/0x860 [ 39.420330] kasan_report.cold.7+0x242/0x2fe [ 39.424719] check_memory_region+0x13e/0x1b0 [ 39.429104] kasan_check_write+0x14/0x20 [ 39.433269] skb_release_data+0x19b/0x860 [ 39.437397] ? skb_tx_error+0x2f0/0x2f0 [ 39.441347] ? kasan_check_read+0x11/0x20 [ 39.445468] ? rcu_is_watching+0x85/0x140 [ 39.449592] ? kasan_check_write+0x14/0x20 [ 39.453803] ? sock_rmem_free+0x6f/0x90 [ 39.457753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.463269] skb_release_all+0x4a/0x60 [ 39.467136] kfree_skb+0x195/0x560 [ 39.470655] ? skb_queue_purge+0x19/0x40 [ 39.474691] ? __kfree_skb+0x20/0x20 [ 39.478382] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.482943] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 39.488026] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 39.493019] ? trace_hardirqs_on+0xd/0x10 [ 39.497143] ? skb_dequeue+0x12f/0x180 [ 39.501013] skb_queue_purge+0x19/0x40 [ 39.504878] packet_sock_destruct+0x93/0x290 [ 39.509264] ? packet_mm_close+0xc0/0xc0 [ 39.513300] ? graph_lock+0x170/0x170 [ 39.517079] ? __free_object+0x16e/0x330 [ 39.521118] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 39.526370] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.530928] ? packet_mm_close+0xc0/0xc0 [ 39.534968] __sk_destruct+0xff/0xa40 [ 39.538748] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 39.543654] ? graph_lock+0x170/0x170 [ 39.547431] ? lock_downgrade+0x8e0/0x8e0 [ 39.551557] ? __lock_is_held+0xb5/0x140 [ 39.555597] ? kasan_check_read+0x11/0x20 [ 39.559722] ? do_raw_spin_unlock+0x9e/0x2e0 [ 39.564108] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 39.568667] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 39.573750] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.579266] ? refcount_sub_and_test+0x212/0x330 [ 39.584004] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 39.588740] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 39.593472] ? pcpu_free_area+0xa90/0xa90 [ 39.597599] sk_destruct+0x78/0x90 [ 39.601115] __sk_free+0x22e/0x340 [ 39.604632] sk_free+0x42/0x50 [ 39.607802] packet_release+0xa18/0xd50 [ 39.611763] ? lock_downgrade+0x8e0/0x8e0 [ 39.615890] ? packet_lookup_frame+0x270/0x270 [ 39.620451] ? cpumask_weight.constprop.5+0x44/0x44 [ 39.625448] ? do_raw_spin_lock+0xc1/0x200 [ 39.629665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.635179] ? locks_remove_file+0x3f7/0x5a0 [ 39.639564] ? fcntl_setlk+0x1020/0x1020 [ 39.643600] ? fsnotify+0x415/0x1100 [ 39.647294] ? fsnotify_first_mark+0x330/0x330 [ 39.651861] sock_release+0x96/0x1b0 [ 39.655559] ? sock_alloc_file+0x4e0/0x4e0 [ 39.659769] sock_close+0x16/0x20 [ 39.663199] __fput+0x34d/0x890 [ 39.666455] ? fput+0x1a0/0x1a0 [ 39.669718] ? check_same_owner+0x320/0x320 [ 39.674016] ____fput+0x15/0x20 [ 39.677272] task_work_run+0x1e4/0x290 [ 39.681134] ? task_work_cancel+0x240/0x240 [ 39.685433] ? switch_task_namespaces+0xbd/0xd0 [ 39.690078] do_exit+0x1aee/0x2730 [ 39.693592] ? find_held_lock+0x36/0x1c0 [ 39.697632] ? mm_update_next_owner+0x980/0x980 [ 39.702282] ? kasan_check_read+0x11/0x20 [ 39.706412] ? rcu_is_watching+0x85/0x140 [ 39.710535] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 39.715704] ? tun_get+0x22b/0x360 [ 39.719230] ? tun_chr_close+0x180/0x180 [ 39.723268] ? tun_chr_write_iter+0x110/0x154 [ 39.727742] ? fsnotify+0x415/0x1100 [ 39.731436] ? kasan_check_read+0x11/0x20 [ 39.735561] ? rcu_is_watching+0x85/0x140 [ 39.739695] ? rcu_pm_notify+0xc0/0xc0 [ 39.743563] ? vfs_writev+0x255/0x330 [ 39.747339] ? rcu_read_lock_sched_held+0x108/0x120 [ 39.752326] ? kfree+0x1e9/0x260 [ 39.755667] ? vfs_writev+0xfc/0x330 [ 39.759358] ? vfs_iter_write+0xb0/0xb0 [ 39.763314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.768825] ? sockfd_lookup_light+0xc5/0x160 [ 39.773307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.778827] ? __fdget_pos+0xd6/0x1e0 [ 39.782603] ? __fdget_raw+0x20/0x20 [ 39.786297] do_group_exit+0x16f/0x430 [ 39.790159] ? SyS_exit+0x30/0x30 [ 39.793590] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 39.798410] ? do_syscall_64+0xb7/0x9d0 [ 39.802357] ? do_group_exit+0x430/0x430 [ 39.806394] SyS_exit_group+0x1d/0x20 [ 39.810170] do_syscall_64+0x29e/0x9d0 [ 39.814031] ? vmalloc_sync_all+0x30/0x30 [ 39.818155] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.822885] ? syscall_return_slowpath+0x5c0/0x5c0 [ 39.827802] ? syscall_return_slowpath+0x30f/0x5c0 [ 39.832718] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 39.838061] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.842883] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 39.848048] RIP: 0033:0x441989 [ 39.851213] RSP: 002b:00007ffe73178058 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 39.858902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441989 [ 39.866149] RDX: 00000000004418c0 RSI: 0000000000000001 RDI: 0000000000000001 [ 39.873399] RBP: 00000000006cd018 R08: 000000037ffffa00 R09: 0000000000000003 [ 39.880643] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000402680 [ 39.887888] R13: 0000000000402710 R14: 0000000000000000 R15: 0000000000000000 [ 39.895141] [ 39.896743] Allocated by task 4489: [ 39.900348] save_stack+0x43/0xd0 [ 39.903775] kasan_kmalloc+0xc4/0xe0 [ 39.907461] __kmalloc_node_track_caller+0x47/0x70 [ 39.912363] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 39.917094] __alloc_skb+0x14d/0x780 [ 39.920781] alloc_skb_with_frags+0x137/0x760 [ 39.925252] sock_alloc_send_pskb+0x87a/0xae0 [ 39.929725] packet_sendmsg+0x1bd1/0x60b0 [ 39.933852] sock_sendmsg+0xd5/0x120 [ 39.937544] ___sys_sendmsg+0x805/0x940 [ 39.941490] __sys_sendmsg+0x115/0x270 [ 39.945354] SyS_sendmsg+0x29/0x30 [ 39.948870] do_syscall_64+0x29e/0x9d0 [ 39.952734] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 39.957895] [ 39.959495] Freed by task 4489: [ 39.962751] save_stack+0x43/0xd0 [ 39.966185] __kasan_slab_free+0x11a/0x170 [ 39.970392] kasan_slab_free+0xe/0x10 [ 39.974166] kfree+0xd9/0x260 [ 39.977247] skb_free_head+0x99/0xc0 [ 39.980947] skb_release_data+0x690/0x860 [ 39.985071] skb_release_all+0x4a/0x60 [ 39.988931] kfree_skb+0x195/0x560 [ 39.992448] ip6_tnl_start_xmit+0xa44/0x2290 [ 39.996837] dev_hard_start_xmit+0x264/0xc10 [ 40.001221] __dev_queue_xmit+0x2724/0x34c0 [ 40.005516] dev_queue_xmit+0x17/0x20 [ 40.009294] packet_sendmsg+0x411c/0x60b0 [ 40.013414] sock_sendmsg+0xd5/0x120 [ 40.017107] ___sys_sendmsg+0x805/0x940 [ 40.021071] __sys_sendmsg+0x115/0x270 [ 40.024933] SyS_sendmsg+0x29/0x30 [ 40.028449] do_syscall_64+0x29e/0x9d0 [ 40.032670] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 40.037833] [ 40.039435] The buggy address belongs to the object at ffff8801b571fa80 [ 40.039435] which belongs to the cache kmalloc-512 of size 512 [ 40.052068] The buggy address is located 224 bytes inside of [ 40.052068] 512-byte region [ffff8801b571fa80, ffff8801b571fc80) [ 40.063915] The buggy address belongs to the page: [ 40.068819] page:ffffea0006d5c7c0 count:1 mapcount:0 mapping:ffff8801b571f080 index:0x0 [ 40.076944] flags: 0x2fffc0000000100(slab) [ 40.081163] raw: 02fffc0000000100 ffff8801b571f080 0000000000000000 0000000100000006 [ 40.089022] raw: ffffea000761b3e0 ffffea0007610860 ffff8801dac00940 0000000000000000 [ 40.096877] page dumped because: kasan: bad access detected [ 40.102565] [ 40.104167] Memory state around the buggy address: [ 40.109070] ffff8801b571fa00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 40.116405] ffff8801b571fa80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.123739] >ffff8801b571fb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.131068] ^ [ 40.137534] ffff8801b571fb80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.144866] ffff8801b571fc00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.152195] ================================================================== [ 40.159526] Disabling lock debugging due to kernel taint [ 40.165338] Kernel panic - not syncing: panic_on_warn set ... [ 40.165338] [ 40.172688] CPU: 1 PID: 4489 Comm: syzkaller492416 Tainted: G B 4.16.0+ #2 [ 40.180973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.190298] Call Trace: [ 40.192868] dump_stack+0x1b9/0x294 [ 40.196470] ? dump_stack_print_info.cold.2+0x52/0x52 [ 40.201640] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 40.206389] ? skb_release_data+0xd0/0x860 [ 40.210597] panic+0x22f/0x4de [ 40.213764] ? add_taint.cold.5+0x16/0x16 [ 40.217891] ? do_raw_spin_unlock+0x9e/0x2e0 [ 40.222287] ? do_raw_spin_unlock+0x9e/0x2e0 [ 40.226677] ? skb_release_data+0x19b/0x860 [ 40.230975] kasan_end_report+0x47/0x4f [ 40.234929] kasan_report.cold.7+0x76/0x2fe [ 40.239228] check_memory_region+0x13e/0x1b0 [ 40.243616] kasan_check_write+0x14/0x20 [ 40.247654] skb_release_data+0x19b/0x860 [ 40.251782] ? skb_tx_error+0x2f0/0x2f0 [ 40.255731] ? kasan_check_read+0x11/0x20 [ 40.259853] ? rcu_is_watching+0x85/0x140 [ 40.263978] ? kasan_check_write+0x14/0x20 [ 40.268189] ? sock_rmem_free+0x6f/0x90 [ 40.272141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.277654] skb_release_all+0x4a/0x60 [ 40.281515] kfree_skb+0x195/0x560 [ 40.285028] ? skb_queue_purge+0x19/0x40 [ 40.289062] ? __kfree_skb+0x20/0x20 [ 40.292751] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 40.297309] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 40.302387] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 40.307376] ? trace_hardirqs_on+0xd/0x10 [ 40.311497] ? skb_dequeue+0x12f/0x180 [ 40.315445] skb_queue_purge+0x19/0x40 [ 40.319308] packet_sock_destruct+0x93/0x290 [ 40.323691] ? packet_mm_close+0xc0/0xc0 [ 40.327723] ? graph_lock+0x170/0x170 [ 40.331495] ? __free_object+0x16e/0x330 [ 40.335530] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 40.340783] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 40.345340] ? packet_mm_close+0xc0/0xc0 [ 40.349384] __sk_destruct+0xff/0xa40 [ 40.353167] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 40.358069] ? graph_lock+0x170/0x170 [ 40.361844] ? lock_downgrade+0x8e0/0x8e0 [ 40.365969] ? __lock_is_held+0xb5/0x140 [ 40.370008] ? kasan_check_read+0x11/0x20 [ 40.374131] ? do_raw_spin_unlock+0x9e/0x2e0 [ 40.378511] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 40.383068] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 40.388148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.393659] ? refcount_sub_and_test+0x212/0x330 [ 40.398389] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 40.403117] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 40.407855] ? pcpu_free_area+0xa90/0xa90 [ 40.411978] sk_destruct+0x78/0x90 [ 40.415509] __sk_free+0x22e/0x340 [ 40.419025] sk_free+0x42/0x50 [ 40.422191] packet_release+0xa18/0xd50 [ 40.426139] ? lock_downgrade+0x8e0/0x8e0 [ 40.430261] ? packet_lookup_frame+0x270/0x270 [ 40.434818] ? cpumask_weight.constprop.5+0x44/0x44 [ 40.439811] ? do_raw_spin_lock+0xc1/0x200 [ 40.444027] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.449543] ? locks_remove_file+0x3f7/0x5a0 [ 40.453928] ? fcntl_setlk+0x1020/0x1020 [ 40.457966] ? fsnotify+0x415/0x1100 [ 40.461665] ? fsnotify_first_mark+0x330/0x330 [ 40.466221] sock_release+0x96/0x1b0 [ 40.469907] ? sock_alloc_file+0x4e0/0x4e0 [ 40.474113] sock_close+0x16/0x20 [ 40.477539] __fput+0x34d/0x890 [ 40.480790] ? fput+0x1a0/0x1a0 [ 40.484043] ? check_same_owner+0x320/0x320 [ 40.488339] ____fput+0x15/0x20 [ 40.491594] task_work_run+0x1e4/0x290 [ 40.495456] ? task_work_cancel+0x240/0x240 [ 40.499754] ? switch_task_namespaces+0xbd/0xd0 [ 40.504402] do_exit+0x1aee/0x2730 [ 40.507918] ? find_held_lock+0x36/0x1c0 [ 40.511953] ? mm_update_next_owner+0x980/0x980 [ 40.516601] ? kasan_check_read+0x11/0x20 [ 40.520721] ? rcu_is_watching+0x85/0x140 [ 40.524842] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 40.530009] ? tun_get+0x22b/0x360 [ 40.533522] ? tun_chr_close+0x180/0x180 [ 40.537561] ? tun_chr_write_iter+0x110/0x154 [ 40.542036] ? fsnotify+0x415/0x1100 [ 40.545726] ? kasan_check_read+0x11/0x20 [ 40.549848] ? rcu_is_watching+0x85/0x140 [ 40.553973] ? rcu_pm_notify+0xc0/0xc0 [ 40.557834] ? vfs_writev+0x255/0x330 [ 40.561605] ? rcu_read_lock_sched_held+0x108/0x120 [ 40.566595] ? kfree+0x1e9/0x260 [ 40.569935] ? vfs_writev+0xfc/0x330 [ 40.573620] ? vfs_iter_write+0xb0/0xb0 [ 40.577569] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.583081] ? sockfd_lookup_light+0xc5/0x160 [ 40.587551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.593062] ? __fdget_pos+0xd6/0x1e0 [ 40.596839] ? __fdget_raw+0x20/0x20 [ 40.600531] do_group_exit+0x16f/0x430 [ 40.604393] ? SyS_exit+0x30/0x30 [ 40.607823] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 40.612643] ? do_syscall_64+0xb7/0x9d0 [ 40.616592] ? do_group_exit+0x430/0x430 [ 40.620626] SyS_exit_group+0x1d/0x20 [ 40.624403] do_syscall_64+0x29e/0x9d0 [ 40.628266] ? vmalloc_sync_all+0x30/0x30 [ 40.632390] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 40.637119] ? syscall_return_slowpath+0x5c0/0x5c0 [ 40.642024] ? syscall_return_slowpath+0x30f/0x5c0 [ 40.646932] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 40.652271] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.657089] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 40.662252] RIP: 0033:0x441989 [ 40.665414] RSP: 002b:00007ffe73178058 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 40.673094] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441989 [ 40.680335] RDX: 00000000004418c0 RSI: 0000000000000001 RDI: 0000000000000001 [ 40.687579] RBP: 00000000006cd018 R08: 000000037ffffa00 R09: 0000000000000003 [ 40.694835] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000402680 [ 40.702079] R13: 0000000000402710 R14: 0000000000000000 R15: 0000000000000000 [ 40.709706] Dumping ftrace buffer: [ 40.713216] (ftrace buffer empty) [ 40.716900] Kernel Offset: disabled [ 40.720498] Rebooting in 86400 seconds..