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 '10.128.10.33' (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: [ 28.754788] IPVS: ftp: loaded support on port[0] = 21 [ 28.940517] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.946953] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.954419] device bridge_slave_0 entered promiscuous mode [ 28.970534] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.976890] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.983933] device bridge_slave_1 entered promiscuous mode [ 28.998525] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 29.013768] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 29.054273] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 29.071401] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 29.130662] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 29.137860] team0: Port device team_slave_0 added [ 29.151777] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 29.158839] team0: Port device team_slave_1 added [ 29.173150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 29.190876] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 29.207853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 29.224899] 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 [ 29.336866] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.343307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.350245] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.356604] 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 [ 29.747143] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 29.753348] 8021q: adding VLAN 0 to HW filter on device bond0 [ 29.794282] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 29.836495] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.844186] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 29.880974] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 29.887103] 8021q: adding VLAN 0 to HW filter on device team0 [ 29.893456] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 30.141100] ================================================================== [ 30.148552] BUG: KASAN: use-after-free in skb_release_data+0x19b/0x860 [ 30.155193] Write of size 4 at addr ffff8801d4061620 by task syzkaller966369/4416 [ 30.162785] [ 30.164395] CPU: 1 PID: 4416 Comm: syzkaller966369 Not tainted 4.16.0+ #1 [ 30.171292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.180619] Call Trace: [ 30.183199] dump_stack+0x1b9/0x294 [ 30.186815] ? dump_stack_print_info.cold.2+0x52/0x52 [ 30.191980] ? printk+0x9e/0xba [ 30.195236] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 30.199973] ? kasan_check_write+0x14/0x20 [ 30.204185] print_address_description+0x6c/0x20b [ 30.209006] ? skb_release_data+0x19b/0x860 [ 30.213311] kasan_report.cold.7+0x242/0x2fe [ 30.217697] check_memory_region+0x13e/0x1b0 [ 30.222081] kasan_check_write+0x14/0x20 [ 30.226116] skb_release_data+0x19b/0x860 [ 30.230243] ? skb_tx_error+0x2f0/0x2f0 [ 30.234193] ? kasan_check_read+0x11/0x20 [ 30.238317] ? rcu_is_watching+0x85/0x140 [ 30.242440] ? kasan_check_write+0x14/0x20 [ 30.246652] ? sock_rmem_free+0x6f/0x90 [ 30.250604] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 30.256117] skb_release_all+0x4a/0x60 [ 30.259980] kfree_skb+0x195/0x560 [ 30.263497] ? skb_queue_purge+0x19/0x40 [ 30.267530] ? __kfree_skb+0x20/0x20 [ 30.271222] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 30.275782] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 30.280864] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.285855] ? trace_hardirqs_on+0xd/0x10 [ 30.289980] ? skb_dequeue+0x12f/0x180 [ 30.293849] skb_queue_purge+0x19/0x40 [ 30.297713] packet_sock_destruct+0x93/0x290 [ 30.302096] ? packet_mm_close+0xc0/0xc0 [ 30.306130] ? graph_lock+0x170/0x170 [ 30.309906] ? __free_object+0x16e/0x330 [ 30.313942] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 30.319222] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 30.323784] ? packet_mm_close+0xc0/0xc0 [ 30.327823] __sk_destruct+0xff/0xa40 [ 30.331599] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 30.336504] ? graph_lock+0x170/0x170 [ 30.340283] ? lock_downgrade+0x8e0/0x8e0 [ 30.344406] ? __lock_is_held+0xb5/0x140 [ 30.348443] ? kasan_check_read+0x11/0x20 [ 30.352565] ? do_raw_spin_unlock+0x9e/0x2e0 [ 30.356957] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 30.361524] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 30.366604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.372120] ? refcount_sub_and_test+0x212/0x330 [ 30.376855] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 30.381591] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 30.386322] ? pcpu_free_area+0xa90/0xa90 [ 30.390448] sk_destruct+0x78/0x90 [ 30.393965] __sk_free+0x22e/0x340 [ 30.397483] sk_free+0x42/0x50 [ 30.400653] packet_release+0xa18/0xd50 [ 30.404601] ? lock_downgrade+0x8e0/0x8e0 [ 30.408731] ? packet_lookup_frame+0x270/0x270 [ 30.413289] ? cpumask_weight.constprop.5+0x44/0x44 [ 30.418282] ? do_raw_spin_lock+0xc1/0x200 [ 30.422497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 30.428019] ? locks_remove_file+0x3f7/0x5a0 [ 30.432409] ? fcntl_setlk+0x1020/0x1020 [ 30.436447] ? fsnotify+0x415/0x1100 [ 30.440142] ? fsnotify_first_mark+0x330/0x330 [ 30.444703] sock_release+0x96/0x1b0 [ 30.448396] ? sock_alloc_file+0x4e0/0x4e0 [ 30.452618] sock_close+0x16/0x20 [ 30.456049] __fput+0x34d/0x890 [ 30.459307] ? fput+0x1a0/0x1a0 [ 30.462563] ? check_same_owner+0x320/0x320 [ 30.466860] ____fput+0x15/0x20 [ 30.470116] task_work_run+0x1e4/0x290 [ 30.473981] ? task_work_cancel+0x240/0x240 [ 30.478279] ? switch_task_namespaces+0xbd/0xd0 [ 30.482925] do_exit+0x1aee/0x2730 [ 30.486445] ? mm_update_next_owner+0x980/0x980 [ 30.491092] ? finish_mkwrite_fault+0x610/0x610 [ 30.495736] ? debug_check_no_locks_freed+0x310/0x310 [ 30.500905] ? kasan_check_read+0x11/0x20 [ 30.505035] ? rcu_is_watching+0x85/0x140 [ 30.509167] ? lock_acquire+0x1dc/0x520 [ 30.513119] ? lock_release+0xa10/0xa10 [ 30.517079] ? tun_chr_close+0x180/0x180 [ 30.521122] ? kasan_check_write+0x14/0x20 [ 30.525332] ? do_raw_spin_lock+0xc1/0x200 [ 30.529545] ? __handle_mm_fault+0x88c/0x4150 [ 30.534030] ? vm_insert_mixed_mkwrite+0x40/0x40 [ 30.538764] ? graph_lock+0x170/0x170 [ 30.542538] ? rcu_is_watching+0x85/0x140 [ 30.546660] ? graph_lock+0x170/0x170 [ 30.550435] ? find_held_lock+0x36/0x1c0 [ 30.554477] ? find_held_lock+0x36/0x1c0 [ 30.558517] ? lock_downgrade+0x8e0/0x8e0 [ 30.562641] ? handle_mm_fault+0x8c0/0xc70 [ 30.566854] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 30.572368] ? handle_mm_fault+0x55a/0xc70 [ 30.576582] ? __handle_mm_fault+0x4150/0x4150 [ 30.581145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.586659] ? __do_page_fault+0x441/0xe40 [ 30.590882] do_group_exit+0x16f/0x430 [ 30.594752] ? SyS_exit+0x30/0x30 [ 30.598184] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 30.603004] ? do_syscall_64+0xb7/0x9d0 [ 30.606962] ? do_group_exit+0x430/0x430 [ 30.611001] SyS_exit_group+0x1d/0x20 [ 30.614788] do_syscall_64+0x29e/0x9d0 [ 30.618651] ? vmalloc_sync_all+0x30/0x30 [ 30.622777] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 30.627509] ? syscall_return_slowpath+0x5c0/0x5c0 [ 30.632415] ? syscall_return_slowpath+0x30f/0x5c0 [ 30.637322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 30.642836] ? retint_user+0x18/0x18 [ 30.646528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.651350] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 30.656518] RIP: 0033:0x441799 [ 30.659681] RSP: 002b:00007ffcab586c08 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 30.667373] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441799 [ 30.674620] RDX: 00000000004416d0 RSI: 0000000000000001 RDI: 0000000000000001 [ 30.681873] RBP: 00000000006cd018 R08: 0000000000000000 R09: 0000000000000003 [ 30.689119] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000402490 [ 30.696364] R13: 0000000000402520 R14: 0000000000000000 R15: 0000000000000000 [ 30.703622] [ 30.705229] Allocated by task 4416: [ 30.708845] save_stack+0x43/0xd0 [ 30.712272] kasan_kmalloc+0xc4/0xe0 [ 30.715970] __kmalloc_node_track_caller+0x47/0x70 [ 30.720878] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 30.725609] __alloc_skb+0x14d/0x780 [ 30.729304] alloc_skb_with_frags+0x137/0x760 [ 30.733777] sock_alloc_send_pskb+0x87a/0xae0 [ 30.738255] packet_sendmsg+0x1bd1/0x60b0 [ 30.742379] sock_sendmsg+0xd5/0x120 [ 30.746068] ___sys_sendmsg+0x805/0x940 [ 30.750026] __sys_sendmsg+0x115/0x270 [ 30.753889] SyS_sendmsg+0x29/0x30 [ 30.757407] do_syscall_64+0x29e/0x9d0 [ 30.761278] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 30.766435] [ 30.768037] Freed by task 4416: [ 30.771291] save_stack+0x43/0xd0 [ 30.774720] __kasan_slab_free+0x11a/0x170 [ 30.778931] kasan_slab_free+0xe/0x10 [ 30.782705] kfree+0xd9/0x260 [ 30.785785] skb_free_head+0x99/0xc0 [ 30.789474] skb_release_data+0x690/0x860 [ 30.793597] skb_release_all+0x4a/0x60 [ 30.797458] kfree_skb+0x195/0x560 [ 30.800976] ip6_tnl_start_xmit+0xa44/0x2290 [ 30.805359] dev_hard_start_xmit+0x264/0xc10 [ 30.809741] __dev_queue_xmit+0x2724/0x34c0 [ 30.814040] dev_queue_xmit+0x17/0x20 [ 30.817816] packet_sendmsg+0x411c/0x60b0 [ 30.821938] sock_sendmsg+0xd5/0x120 [ 30.825626] ___sys_sendmsg+0x805/0x940 [ 30.829573] __sys_sendmsg+0x115/0x270 [ 30.833456] SyS_sendmsg+0x29/0x30 [ 30.836974] do_syscall_64+0x29e/0x9d0 [ 30.840842] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 30.846000] [ 30.847613] The buggy address belongs to the object at ffff8801d4061540 [ 30.847613] which belongs to the cache kmalloc-512 of size 512 [ 30.860246] The buggy address is located 224 bytes inside of [ 30.860246] 512-byte region [ffff8801d4061540, ffff8801d4061740) [ 30.872091] The buggy address belongs to the page: [ 30.876998] page:ffffea0007501840 count:1 mapcount:0 mapping:ffff8801d4061040 index:0x0 [ 30.885124] flags: 0x2fffc0000000100(slab) [ 30.889340] raw: 02fffc0000000100 ffff8801d4061040 0000000000000000 0000000100000006 [ 30.897197] raw: ffffea0007501820 ffffea00075018a0 ffff8801dac00940 0000000000000000 [ 30.905049] page dumped because: kasan: bad access detected [ 30.910727] [ 30.912326] Memory state around the buggy address: [ 30.917230] ffff8801d4061500: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 30.924563] ffff8801d4061580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 30.931904] >ffff8801d4061600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 30.939233] ^ [ 30.943615] ffff8801d4061680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 30.950955] ffff8801d4061700: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 30.958291] ================================================================== [ 30.965622] Disabling lock debugging due to kernel taint [ 30.971438] Kernel panic - not syncing: panic_on_warn set ... [ 30.971438] [ 30.978810] CPU: 1 PID: 4416 Comm: syzkaller966369 Tainted: G B 4.16.0+ #1 [ 30.987110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.996436] Call Trace: [ 30.999000] dump_stack+0x1b9/0x294 [ 31.002610] ? dump_stack_print_info.cold.2+0x52/0x52 [ 31.007777] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 31.012508] ? skb_release_data+0xd0/0x860 [ 31.016716] panic+0x22f/0x4de [ 31.019883] ? add_taint.cold.5+0x16/0x16 [ 31.024013] ? do_raw_spin_unlock+0x9e/0x2e0 [ 31.028399] ? do_raw_spin_unlock+0x9e/0x2e0 [ 31.032781] ? skb_release_data+0x19b/0x860 [ 31.037077] kasan_end_report+0x47/0x4f [ 31.041029] kasan_report.cold.7+0x76/0x2fe [ 31.045331] check_memory_region+0x13e/0x1b0 [ 31.049713] kasan_check_write+0x14/0x20 [ 31.053748] skb_release_data+0x19b/0x860 [ 31.057872] ? skb_tx_error+0x2f0/0x2f0 [ 31.061822] ? kasan_check_read+0x11/0x20 [ 31.065944] ? rcu_is_watching+0x85/0x140 [ 31.070065] ? kasan_check_write+0x14/0x20 [ 31.074276] ? sock_rmem_free+0x6f/0x90 [ 31.078225] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.083734] skb_release_all+0x4a/0x60 [ 31.087595] kfree_skb+0x195/0x560 [ 31.091106] ? skb_queue_purge+0x19/0x40 [ 31.095139] ? __kfree_skb+0x20/0x20 [ 31.098828] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 31.103383] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 31.108461] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 31.113449] ? trace_hardirqs_on+0xd/0x10 [ 31.117571] ? skb_dequeue+0x12f/0x180 [ 31.121434] skb_queue_purge+0x19/0x40 [ 31.125297] packet_sock_destruct+0x93/0x290 [ 31.129684] ? packet_mm_close+0xc0/0xc0 [ 31.133716] ? graph_lock+0x170/0x170 [ 31.137494] ? __free_object+0x16e/0x330 [ 31.141529] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 31.146787] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 31.151343] ? packet_mm_close+0xc0/0xc0 [ 31.155464] __sk_destruct+0xff/0xa40 [ 31.159241] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 31.164143] ? graph_lock+0x170/0x170 [ 31.167918] ? lock_downgrade+0x8e0/0x8e0 [ 31.172043] ? __lock_is_held+0xb5/0x140 [ 31.176082] ? kasan_check_read+0x11/0x20 [ 31.180204] ? do_raw_spin_unlock+0x9e/0x2e0 [ 31.184589] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 31.189147] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 31.194228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.199741] ? refcount_sub_and_test+0x212/0x330 [ 31.204470] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 31.209207] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 31.213938] ? pcpu_free_area+0xa90/0xa90 [ 31.218062] sk_destruct+0x78/0x90 [ 31.221577] __sk_free+0x22e/0x340 [ 31.225093] sk_free+0x42/0x50 [ 31.228263] packet_release+0xa18/0xd50 [ 31.232210] ? lock_downgrade+0x8e0/0x8e0 [ 31.236331] ? packet_lookup_frame+0x270/0x270 [ 31.240890] ? cpumask_weight.constprop.5+0x44/0x44 [ 31.245879] ? do_raw_spin_lock+0xc1/0x200 [ 31.250097] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.255610] ? locks_remove_file+0x3f7/0x5a0 [ 31.259990] ? fcntl_setlk+0x1020/0x1020 [ 31.264036] ? fsnotify+0x415/0x1100 [ 31.267726] ? fsnotify_first_mark+0x330/0x330 [ 31.272283] sock_release+0x96/0x1b0 [ 31.275969] ? sock_alloc_file+0x4e0/0x4e0 [ 31.280186] sock_close+0x16/0x20 [ 31.283611] __fput+0x34d/0x890 [ 31.286864] ? fput+0x1a0/0x1a0 [ 31.290117] ? check_same_owner+0x320/0x320 [ 31.294413] ____fput+0x15/0x20 [ 31.297665] task_work_run+0x1e4/0x290 [ 31.301525] ? task_work_cancel+0x240/0x240 [ 31.305821] ? switch_task_namespaces+0xbd/0xd0 [ 31.310464] do_exit+0x1aee/0x2730 [ 31.313982] ? mm_update_next_owner+0x980/0x980 [ 31.318623] ? finish_mkwrite_fault+0x610/0x610 [ 31.323266] ? debug_check_no_locks_freed+0x310/0x310 [ 31.328436] ? kasan_check_read+0x11/0x20 [ 31.332556] ? rcu_is_watching+0x85/0x140 [ 31.336680] ? lock_acquire+0x1dc/0x520 [ 31.340631] ? lock_release+0xa10/0xa10 [ 31.344580] ? tun_chr_close+0x180/0x180 [ 31.348614] ? kasan_check_write+0x14/0x20 [ 31.352822] ? do_raw_spin_lock+0xc1/0x200 [ 31.357037] ? __handle_mm_fault+0x88c/0x4150 [ 31.361508] ? vm_insert_mixed_mkwrite+0x40/0x40 [ 31.366238] ? graph_lock+0x170/0x170 [ 31.370016] ? rcu_is_watching+0x85/0x140 [ 31.374144] ? graph_lock+0x170/0x170 [ 31.377918] ? find_held_lock+0x36/0x1c0 [ 31.381955] ? find_held_lock+0x36/0x1c0 [ 31.385991] ? lock_downgrade+0x8e0/0x8e0 [ 31.390116] ? handle_mm_fault+0x8c0/0xc70 [ 31.394328] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 31.399838] ? handle_mm_fault+0x55a/0xc70 [ 31.404137] ? __handle_mm_fault+0x4150/0x4150 [ 31.408698] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.414210] ? __do_page_fault+0x441/0xe40 [ 31.418418] do_group_exit+0x16f/0x430 [ 31.422281] ? SyS_exit+0x30/0x30 [ 31.425710] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 31.430530] ? do_syscall_64+0xb7/0x9d0 [ 31.434479] ? do_group_exit+0x430/0x430 [ 31.438515] SyS_exit_group+0x1d/0x20 [ 31.442295] do_syscall_64+0x29e/0x9d0 [ 31.446156] ? vmalloc_sync_all+0x30/0x30 [ 31.450280] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 31.455019] ? syscall_return_slowpath+0x5c0/0x5c0 [ 31.459934] ? syscall_return_slowpath+0x30f/0x5c0 [ 31.464840] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 31.470349] ? retint_user+0x18/0x18 [ 31.474040] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.478859] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 31.484030] RIP: 0033:0x441799 [ 31.487193] RSP: 002b:00007ffcab586c08 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 31.494876] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441799 [ 31.502118] RDX: 00000000004416d0 RSI: 0000000000000001 RDI: 0000000000000001 [ 31.509359] RBP: 00000000006cd018 R08: 0000000000000000 R09: 0000000000000003 [ 31.516600] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000402490 [ 31.523843] R13: 0000000000402520 R14: 0000000000000000 R15: 0000000000000000 [ 31.531556] Dumping ftrace buffer: [ 31.535073] (ftrace buffer empty) [ 31.538755] Kernel Offset: disabled [ 31.542354] Rebooting in 86400 seconds..