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 '10.128.10.24' (ECDSA) to the list of known hosts. net.ipv6.conf.syz_tun.accept_dad = 0 syzkaller login: [ 31.230996] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 31.421694] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.428130] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.435705] device bridge_slave_0 entered promiscuous mode [ 31.450926] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.457280] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.464374] device bridge_slave_1 entered promiscuous mode [ 31.479617] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 31.494803] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 31.534608] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 31.551771] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 31.609075] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 31.616574] team0: Port device team_slave_0 added [ 31.631472] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 31.638504] team0: Port device team_slave_1 added [ 31.652427] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 31.669731] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 31.686434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 31.703125] 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 [ 31.810177] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.816611] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.823504] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.829857] 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 [ 32.212966] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 32.219079] 8021q: adding VLAN 0 to HW filter on device bond0 [ 32.258900] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 32.300478] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.308118] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 32.343867] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 32.349964] 8021q: adding VLAN 0 to HW filter on device team0 [ 32.367493] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 32.602164] ================================================================== [ 32.609613] BUG: KASAN: use-after-free in skb_release_data+0x19b/0x860 [ 32.616263] Write of size 4 at addr ffff8801c88d03e0 by task syzkaller657018/4507 [ 32.623862] [ 32.625471] CPU: 1 PID: 4507 Comm: syzkaller657018 Not tainted 4.16.0+ #2 [ 32.632376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.641703] Call Trace: [ 32.644275] dump_stack+0x1b9/0x294 [ 32.647883] ? dump_stack_print_info.cold.2+0x52/0x52 [ 32.653070] ? printk+0x9e/0xba [ 32.656339] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 32.661082] ? kasan_check_write+0x14/0x20 [ 32.665307] print_address_description+0x6c/0x20b [ 32.670127] ? skb_release_data+0x19b/0x860 [ 32.674434] kasan_report.cold.7+0xac/0x2f5 [ 32.678753] check_memory_region+0x13e/0x1b0 [ 32.683150] kasan_check_write+0x14/0x20 [ 32.687200] skb_release_data+0x19b/0x860 [ 32.691342] ? skb_tx_error+0x2f0/0x2f0 [ 32.695300] ? kasan_check_read+0x11/0x20 [ 32.699439] ? rcu_is_watching+0x85/0x140 [ 32.703570] ? kasan_check_write+0x14/0x20 [ 32.707785] ? sock_rmem_free+0x6f/0x90 [ 32.711740] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 32.717260] skb_release_all+0x4a/0x60 [ 32.721133] kfree_skb+0x195/0x560 [ 32.724653] ? skb_queue_purge+0x19/0x40 [ 32.728689] ? __kfree_skb+0x20/0x20 [ 32.732386] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 32.736955] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 32.742042] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 32.747043] ? trace_hardirqs_on+0xd/0x10 [ 32.751173] ? skb_dequeue+0x12f/0x180 [ 32.755041] skb_queue_purge+0x19/0x40 [ 32.758906] packet_sock_destruct+0x93/0x290 [ 32.763299] ? packet_mm_close+0xc0/0xc0 [ 32.767335] ? graph_lock+0x170/0x170 [ 32.771112] ? __free_object+0x16e/0x330 [ 32.775153] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 32.780407] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 32.784967] ? packet_mm_close+0xc0/0xc0 [ 32.789006] __sk_destruct+0xff/0xa40 [ 32.792795] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 32.797699] ? graph_lock+0x170/0x170 [ 32.801476] ? lock_downgrade+0x8e0/0x8e0 [ 32.805599] ? __lock_is_held+0xb5/0x140 [ 32.809638] ? kasan_check_read+0x11/0x20 [ 32.813761] ? do_raw_spin_unlock+0x9e/0x2e0 [ 32.818144] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 32.822707] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 32.827793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 32.833313] ? refcount_sub_and_test+0x212/0x330 [ 32.838048] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 32.842783] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 32.847514] ? pcpu_free_area+0xa90/0xa90 [ 32.851639] sk_destruct+0x78/0x90 [ 32.855155] __sk_free+0x22e/0x340 [ 32.858673] sk_free+0x42/0x50 [ 32.861857] packet_release+0xa18/0xd50 [ 32.865813] ? lock_downgrade+0x8e0/0x8e0 [ 32.869944] ? packet_lookup_frame+0x270/0x270 [ 32.874507] ? cpumask_weight.constprop.5+0x44/0x44 [ 32.879502] ? do_raw_spin_lock+0xc1/0x200 [ 32.883716] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 32.889228] ? locks_remove_file+0x3f7/0x5a0 [ 32.893613] ? fcntl_setlk+0x1020/0x1020 [ 32.897652] ? fsnotify+0x415/0x1100 [ 32.901348] ? fsnotify_first_mark+0x330/0x330 [ 32.905908] sock_release+0x96/0x1b0 [ 32.909599] ? sock_alloc_file+0x4e0/0x4e0 [ 32.913808] sock_close+0x16/0x20 [ 32.917235] __fput+0x34d/0x890 [ 32.920493] ? fput+0x1a0/0x1a0 [ 32.923754] ? check_same_owner+0x320/0x320 [ 32.928059] ____fput+0x15/0x20 [ 32.931314] task_work_run+0x1e4/0x290 [ 32.935180] ? task_work_cancel+0x240/0x240 [ 32.939481] ? switch_task_namespaces+0xbd/0xd0 [ 32.944128] do_exit+0x1aee/0x2730 [ 32.947643] ? find_held_lock+0x36/0x1c0 [ 32.951682] ? mm_update_next_owner+0x980/0x980 [ 32.956330] ? kasan_check_read+0x11/0x20 [ 32.960454] ? rcu_is_watching+0x85/0x140 [ 32.964577] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 32.969749] ? tun_get+0x22b/0x360 [ 32.973266] ? tun_chr_close+0x180/0x180 [ 32.977315] ? tun_chr_write_iter+0x110/0x154 [ 32.981788] ? fsnotify+0x415/0x1100 [ 32.985484] ? kasan_check_read+0x11/0x20 [ 32.989613] ? rcu_is_watching+0x85/0x140 [ 32.993745] ? rcu_pm_notify+0xc0/0xc0 [ 32.997619] ? vfs_writev+0x255/0x330 [ 33.001396] ? rcu_read_lock_sched_held+0x108/0x120 [ 33.006389] ? kfree+0x1e9/0x260 [ 33.009737] ? vfs_writev+0xfc/0x330 [ 33.013428] ? vfs_iter_write+0xb0/0xb0 [ 33.017380] ? lock_downgrade+0x8e0/0x8e0 [ 33.021506] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 33.027028] ? sockfd_lookup_light+0xc5/0x160 [ 33.031501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 33.037023] ? __fdget_pos+0xd6/0x1e0 [ 33.040805] ? __fdget_raw+0x20/0x20 [ 33.044501] do_group_exit+0x16f/0x430 [ 33.048367] ? SyS_exit+0x30/0x30 [ 33.051799] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 33.056620] ? do_syscall_64+0xb7/0x9d0 [ 33.060570] ? do_group_exit+0x430/0x430 [ 33.064609] SyS_exit_group+0x1d/0x20 [ 33.068385] do_syscall_64+0x29e/0x9d0 [ 33.072250] ? vmalloc_sync_all+0x30/0x30 [ 33.076373] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.081106] ? syscall_return_slowpath+0x5c0/0x5c0 [ 33.086016] ? syscall_return_slowpath+0x30f/0x5c0 [ 33.090936] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 33.096275] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.101098] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.106268] RIP: 0033:0x441a69 [ 33.109431] RSP: 002b:00007ffff2bd2138 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 33.117114] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441a69 [ 33.124361] RDX: 00000000004419a0 RSI: 0000000000000001 RDI: 0000000000000001 [ 33.131607] RBP: 00000000006cd018 R08: 00007ffff2bdf2f4 R09: 0000000000000003 [ 33.138851] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000402760 [ 33.146098] R13: 00000000004027f0 R14: 0000000000000000 R15: 0000000000000000 [ 33.153347] [ 33.154950] Allocated by task 4507: [ 33.158554] save_stack+0x43/0xd0 [ 33.161983] kasan_kmalloc+0xc4/0xe0 [ 33.165672] __kmalloc_node_track_caller+0x47/0x70 [ 33.170577] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 33.175307] __alloc_skb+0x14d/0x780 [ 33.178997] alloc_skb_with_frags+0x137/0x760 [ 33.183476] sock_alloc_send_pskb+0x87a/0xae0 [ 33.187947] packet_sendmsg+0x1bd1/0x6100 [ 33.192069] sock_sendmsg+0xd5/0x120 [ 33.195754] ___sys_sendmsg+0x805/0x940 [ 33.199702] __sys_sendmsg+0x115/0x270 [ 33.203570] SyS_sendmsg+0x29/0x30 [ 33.207087] do_syscall_64+0x29e/0x9d0 [ 33.210955] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.216114] [ 33.217714] Freed by task 4507: [ 33.220968] save_stack+0x43/0xd0 [ 33.224395] __kasan_slab_free+0x11a/0x170 [ 33.228604] kasan_slab_free+0xe/0x10 [ 33.232379] kfree+0xd9/0x260 [ 33.235465] skb_free_head+0x99/0xc0 [ 33.239156] skb_release_data+0x690/0x860 [ 33.243279] skb_release_all+0x4a/0x60 [ 33.247141] kfree_skb+0x195/0x560 [ 33.250658] ip6_tnl_start_xmit+0xa44/0x2290 [ 33.255051] dev_hard_start_xmit+0x264/0xc10 [ 33.259435] __dev_queue_xmit+0x2724/0x34c0 [ 33.263732] dev_queue_xmit+0x17/0x20 [ 33.267509] packet_sendmsg+0x411d/0x6100 [ 33.271636] sock_sendmsg+0xd5/0x120 [ 33.275323] ___sys_sendmsg+0x805/0x940 [ 33.279275] __sys_sendmsg+0x115/0x270 [ 33.283144] SyS_sendmsg+0x29/0x30 [ 33.286659] do_syscall_64+0x29e/0x9d0 [ 33.290522] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.295682] [ 33.297288] The buggy address belongs to the object at ffff8801c88d0300 [ 33.297288] which belongs to the cache kmalloc-512 of size 512 [ 33.309918] The buggy address is located 224 bytes inside of [ 33.309918] 512-byte region [ffff8801c88d0300, ffff8801c88d0500) [ 33.321770] The buggy address belongs to the page: [ 33.326679] page:ffffea0007223400 count:1 mapcount:0 mapping:ffff8801c88d0080 index:0x0 [ 33.334799] flags: 0x2fffc0000000100(slab) [ 33.339015] raw: 02fffc0000000100 ffff8801c88d0080 0000000000000000 0000000100000006 [ 33.346882] raw: ffffea00071ef360 ffffea00071b9fe0 ffff8801dac00940 0000000000000000 [ 33.354735] page dumped because: kasan: bad access detected [ 33.360414] [ 33.362019] Memory state around the buggy address: [ 33.366927] ffff8801c88d0280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.374258] ffff8801c88d0300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.381589] >ffff8801c88d0380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.388920] ^ [ 33.395388] ffff8801c88d0400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.402722] ffff8801c88d0480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.410054] ================================================================== [ 33.417383] Disabling lock debugging due to kernel taint [ 33.423320] Kernel panic - not syncing: panic_on_warn set ... [ 33.423320] [ 33.430691] CPU: 1 PID: 4507 Comm: syzkaller657018 Tainted: G B 4.16.0+ #2 [ 33.438990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.448328] Call Trace: [ 33.450893] dump_stack+0x1b9/0x294 [ 33.454496] ? dump_stack_print_info.cold.2+0x52/0x52 [ 33.459664] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.464397] ? skb_release_data+0xd0/0x860 [ 33.468604] panic+0x22f/0x4de [ 33.471770] ? add_taint.cold.5+0x16/0x16 [ 33.475896] ? do_raw_spin_unlock+0x9e/0x2e0 [ 33.480279] ? do_raw_spin_unlock+0x9e/0x2e0 [ 33.484671] ? skb_release_data+0x19b/0x860 [ 33.488967] kasan_end_report+0x47/0x4f [ 33.492913] kasan_report.cold.7+0xc9/0x2f5 [ 33.497212] check_memory_region+0x13e/0x1b0 [ 33.501595] kasan_check_write+0x14/0x20 [ 33.505628] skb_release_data+0x19b/0x860 [ 33.509750] ? skb_tx_error+0x2f0/0x2f0 [ 33.513695] ? kasan_check_read+0x11/0x20 [ 33.517817] ? rcu_is_watching+0x85/0x140 [ 33.521938] ? kasan_check_write+0x14/0x20 [ 33.526147] ? sock_rmem_free+0x6f/0x90 [ 33.530101] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 33.535611] skb_release_all+0x4a/0x60 [ 33.539470] kfree_skb+0x195/0x560 [ 33.542981] ? skb_queue_purge+0x19/0x40 [ 33.547023] ? __kfree_skb+0x20/0x20 [ 33.550716] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 33.555275] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 33.560352] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 33.565342] ? trace_hardirqs_on+0xd/0x10 [ 33.569463] ? skb_dequeue+0x12f/0x180 [ 33.573322] skb_queue_purge+0x19/0x40 [ 33.577185] packet_sock_destruct+0x93/0x290 [ 33.581567] ? packet_mm_close+0xc0/0xc0 [ 33.585600] ? graph_lock+0x170/0x170 [ 33.589374] ? __free_object+0x16e/0x330 [ 33.593407] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 33.598657] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 33.603212] ? packet_mm_close+0xc0/0xc0 [ 33.607250] __sk_destruct+0xff/0xa40 [ 33.611033] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 33.615936] ? graph_lock+0x170/0x170 [ 33.619713] ? lock_downgrade+0x8e0/0x8e0 [ 33.623837] ? __lock_is_held+0xb5/0x140 [ 33.627874] ? kasan_check_read+0x11/0x20 [ 33.631997] ? do_raw_spin_unlock+0x9e/0x2e0 [ 33.636387] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 33.640942] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 33.646027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 33.651546] ? refcount_sub_and_test+0x212/0x330 [ 33.656277] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 33.661014] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 33.665753] ? pcpu_free_area+0xa90/0xa90 [ 33.669884] sk_destruct+0x78/0x90 [ 33.673398] __sk_free+0x22e/0x340 [ 33.676910] sk_free+0x42/0x50 [ 33.680078] packet_release+0xa18/0xd50 [ 33.684031] ? lock_downgrade+0x8e0/0x8e0 [ 33.688161] ? packet_lookup_frame+0x270/0x270 [ 33.692721] ? cpumask_weight.constprop.5+0x44/0x44 [ 33.697718] ? do_raw_spin_lock+0xc1/0x200 [ 33.701929] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 33.707439] ? locks_remove_file+0x3f7/0x5a0 [ 33.711819] ? fcntl_setlk+0x1020/0x1020 [ 33.715852] ? fsnotify+0x415/0x1100 [ 33.719548] ? fsnotify_first_mark+0x330/0x330 [ 33.724110] sock_release+0x96/0x1b0 [ 33.727800] ? sock_alloc_file+0x4e0/0x4e0 [ 33.732021] sock_close+0x16/0x20 [ 33.735452] __fput+0x34d/0x890 [ 33.738705] ? fput+0x1a0/0x1a0 [ 33.741959] ? check_same_owner+0x320/0x320 [ 33.746259] ____fput+0x15/0x20 [ 33.749514] task_work_run+0x1e4/0x290 [ 33.753378] ? task_work_cancel+0x240/0x240 [ 33.757673] ? switch_task_namespaces+0xbd/0xd0 [ 33.762319] do_exit+0x1aee/0x2730 [ 33.765831] ? find_held_lock+0x36/0x1c0 [ 33.769869] ? mm_update_next_owner+0x980/0x980 [ 33.774516] ? kasan_check_read+0x11/0x20 [ 33.778636] ? rcu_is_watching+0x85/0x140 [ 33.782758] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 33.787926] ? tun_get+0x22b/0x360 [ 33.791438] ? tun_chr_close+0x180/0x180 [ 33.795475] ? tun_chr_write_iter+0x110/0x154 [ 33.799945] ? fsnotify+0x415/0x1100 [ 33.803633] ? kasan_check_read+0x11/0x20 [ 33.807754] ? rcu_is_watching+0x85/0x140 [ 33.811874] ? rcu_pm_notify+0xc0/0xc0 [ 33.815743] ? vfs_writev+0x255/0x330 [ 33.819516] ? rcu_read_lock_sched_held+0x108/0x120 [ 33.824511] ? kfree+0x1e9/0x260 [ 33.827863] ? vfs_writev+0xfc/0x330 [ 33.831562] ? vfs_iter_write+0xb0/0xb0 [ 33.835514] ? lock_downgrade+0x8e0/0x8e0 [ 33.839639] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 33.845154] ? sockfd_lookup_light+0xc5/0x160 [ 33.849623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 33.855138] ? __fdget_pos+0xd6/0x1e0 [ 33.858914] ? __fdget_raw+0x20/0x20 [ 33.862609] do_group_exit+0x16f/0x430 [ 33.866471] ? SyS_exit+0x30/0x30 [ 33.869900] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 33.874714] ? do_syscall_64+0xb7/0x9d0 [ 33.878661] ? do_group_exit+0x430/0x430 [ 33.882696] SyS_exit_group+0x1d/0x20 [ 33.886473] do_syscall_64+0x29e/0x9d0 [ 33.890336] ? vmalloc_sync_all+0x30/0x30 [ 33.894457] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.899188] ? syscall_return_slowpath+0x5c0/0x5c0 [ 33.904091] ? syscall_return_slowpath+0x30f/0x5c0 [ 33.909000] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 33.914349] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.919167] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.924327] RIP: 0033:0x441a69 [ 33.927489] RSP: 002b:00007ffff2bd2138 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 33.935176] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441a69 [ 33.942418] RDX: 00000000004419a0 RSI: 0000000000000001 RDI: 0000000000000001 [ 33.949668] RBP: 00000000006cd018 R08: 00007ffff2bdf2f4 R09: 0000000000000003 [ 33.956920] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000402760 [ 33.964168] R13: 00000000004027f0 R14: 0000000000000000 R15: 0000000000000000 [ 33.971839] Dumping ftrace buffer: [ 33.975354] (ftrace buffer empty) [ 33.979034] Kernel Offset: disabled [ 33.982633] Rebooting in 86400 seconds..