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 '10.128.10.15' (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: [ 38.862547] IPVS: ftp: loaded support on port[0] = 21 [ 39.043048] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.049475] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.056631] device bridge_slave_0 entered promiscuous mode [ 39.071205] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.077555] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.085677] device bridge_slave_1 entered promiscuous mode [ 39.100683] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.115225] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.152648] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.168624] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.221076] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.228404] team0: Port device team_slave_0 added [ 39.241980] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.248988] team0: Port device team_slave_1 added [ 39.261813] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.277402] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.292080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.307146] 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 [ 39.409315] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.415738] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.422480] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.428819] 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 [ 39.783608] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 39.789705] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.827056] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.864515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.871998] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 39.908698] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.914787] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.992362] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 40.152095] ================================================================== [ 40.159508] BUG: KASAN: use-after-free in skb_release_data+0x19b/0x860 [ 40.166151] Write of size 4 at addr ffff8801d474c420 by task syzkaller805871/4491 [ 40.173738] [ 40.175342] CPU: 1 PID: 4491 Comm: syzkaller805871 Not tainted 4.16.0+ #1 [ 40.182237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.191566] Call Trace: [ 40.194133] dump_stack+0x1b9/0x294 [ 40.197737] ? dump_stack_print_info.cold.2+0x52/0x52 [ 40.202907] ? printk+0x9e/0xba [ 40.206161] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 40.210896] ? kasan_check_write+0x14/0x20 [ 40.215108] print_address_description+0x6c/0x20b [ 40.219930] ? skb_release_data+0x19b/0x860 [ 40.224232] kasan_report.cold.7+0x242/0x2fe [ 40.228619] check_memory_region+0x13e/0x1b0 [ 40.233003] kasan_check_write+0x14/0x20 [ 40.237037] skb_release_data+0x19b/0x860 [ 40.241163] ? skb_tx_error+0x2f0/0x2f0 [ 40.245115] ? kasan_check_read+0x11/0x20 [ 40.249236] ? rcu_is_watching+0x85/0x140 [ 40.253358] ? kasan_check_write+0x14/0x20 [ 40.257566] ? sock_rmem_free+0x6f/0x90 [ 40.261529] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.267042] skb_release_all+0x4a/0x60 [ 40.270908] kfree_skb+0x195/0x560 [ 40.274420] ? skb_queue_purge+0x19/0x40 [ 40.278456] ? __kfree_skb+0x20/0x20 [ 40.282149] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 40.286729] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 40.291809] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 40.296800] ? trace_hardirqs_on+0xd/0x10 [ 40.300923] ? skb_dequeue+0x12f/0x180 [ 40.304786] skb_queue_purge+0x19/0x40 [ 40.308649] packet_sock_destruct+0x93/0x290 [ 40.313032] ? packet_mm_close+0xc0/0xc0 [ 40.317066] ? graph_lock+0x170/0x170 [ 40.320843] ? __free_object+0x16e/0x330 [ 40.324881] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 40.330136] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 40.334693] ? packet_mm_close+0xc0/0xc0 [ 40.338728] __sk_destruct+0xff/0xa40 [ 40.342506] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 40.347410] ? graph_lock+0x170/0x170 [ 40.351185] ? lock_downgrade+0x8e0/0x8e0 [ 40.355309] ? __lock_is_held+0xb5/0x140 [ 40.359346] ? kasan_check_read+0x11/0x20 [ 40.363471] ? do_raw_spin_unlock+0x9e/0x2e0 [ 40.367855] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 40.372418] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 40.377495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.383007] ? refcount_sub_and_test+0x212/0x330 [ 40.387738] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 40.392471] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 40.397202] ? pcpu_free_area+0xa90/0xa90 [ 40.401325] sk_destruct+0x78/0x90 [ 40.404838] __sk_free+0x22e/0x340 [ 40.408354] sk_free+0x42/0x50 [ 40.411524] packet_release+0xa18/0xd50 [ 40.415475] ? lock_downgrade+0x8e0/0x8e0 [ 40.419601] ? packet_lookup_frame+0x270/0x270 [ 40.424160] ? cpumask_weight.constprop.5+0x44/0x44 [ 40.429152] ? do_raw_spin_lock+0xc1/0x200 [ 40.433362] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.438875] ? locks_remove_file+0x3f7/0x5a0 [ 40.443260] ? fcntl_setlk+0x1020/0x1020 [ 40.447298] ? fsnotify+0x415/0x1100 [ 40.450990] ? fsnotify_first_mark+0x330/0x330 [ 40.455550] sock_release+0x96/0x1b0 [ 40.459240] ? sock_alloc_file+0x4e0/0x4e0 [ 40.463456] sock_close+0x16/0x20 [ 40.466884] __fput+0x34d/0x890 [ 40.470138] ? fput+0x1a0/0x1a0 [ 40.473394] ? check_same_owner+0x320/0x320 [ 40.477694] ____fput+0x15/0x20 [ 40.480951] task_work_run+0x1e4/0x290 [ 40.484819] ? task_work_cancel+0x240/0x240 [ 40.489120] ? switch_task_namespaces+0xbd/0xd0 [ 40.493771] do_exit+0x1aee/0x2730 [ 40.497285] ? find_held_lock+0x36/0x1c0 [ 40.501330] ? mm_update_next_owner+0x980/0x980 [ 40.505986] ? kasan_check_read+0x11/0x20 [ 40.510111] ? rcu_is_watching+0x85/0x140 [ 40.514236] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 40.519405] ? tun_get+0x22b/0x360 [ 40.522921] ? tun_chr_close+0x180/0x180 [ 40.526961] ? tun_chr_write_iter+0x110/0x154 [ 40.531435] ? fsnotify+0x415/0x1100 [ 40.535141] ? kasan_check_read+0x11/0x20 [ 40.539270] ? rcu_is_watching+0x85/0x140 [ 40.543392] ? rcu_pm_notify+0xc0/0xc0 [ 40.547259] ? vfs_writev+0x255/0x330 [ 40.551033] ? rcu_read_lock_sched_held+0x108/0x120 [ 40.556032] ? kfree+0x1e9/0x260 [ 40.559375] ? vfs_writev+0xfc/0x330 [ 40.563066] ? vfs_iter_write+0xb0/0xb0 [ 40.567023] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.572549] ? sockfd_lookup_light+0xc5/0x160 [ 40.577023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.582542] ? __fdget_pos+0xd6/0x1e0 [ 40.586324] ? __fdget_raw+0x20/0x20 [ 40.590018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.595528] ? __sys_setsockopt+0x24f/0x390 [ 40.599832] do_group_exit+0x16f/0x430 [ 40.603695] ? SyS_exit+0x30/0x30 [ 40.607124] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 40.611944] ? do_syscall_64+0xb7/0x9d0 [ 40.615893] ? do_group_exit+0x430/0x430 [ 40.619931] SyS_exit_group+0x1d/0x20 [ 40.623708] do_syscall_64+0x29e/0x9d0 [ 40.627571] ? vmalloc_sync_all+0x30/0x30 [ 40.631695] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 40.636427] ? syscall_return_slowpath+0x5c0/0x5c0 [ 40.641333] ? syscall_return_slowpath+0x30f/0x5c0 [ 40.646250] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 40.651594] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.656435] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 40.661604] RIP: 0033:0x4419b9 [ 40.664769] RSP: 002b:00007ffd8c52db08 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 40.672459] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004419b9 [ 40.679705] RDX: 00000000004418f0 RSI: 0000000000000001 RDI: 0000000000000001 [ 40.686948] RBP: 00000000006cd018 R08: 000000037ffffa00 R09: 0000000000000003 [ 40.694191] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000004026b0 [ 40.701437] R13: 0000000000402740 R14: 0000000000000000 R15: 0000000000000000 [ 40.708702] [ 40.710305] Allocated by task 4491: [ 40.713911] save_stack+0x43/0xd0 [ 40.717338] kasan_kmalloc+0xc4/0xe0 [ 40.721029] __kmalloc_node_track_caller+0x47/0x70 [ 40.725934] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 40.730667] __alloc_skb+0x14d/0x780 [ 40.734353] alloc_skb_with_frags+0x137/0x760 [ 40.738822] sock_alloc_send_pskb+0x87a/0xae0 [ 40.743295] packet_sendmsg+0x1bd1/0x60b0 [ 40.747419] sock_sendmsg+0xd5/0x120 [ 40.751105] ___sys_sendmsg+0x805/0x940 [ 40.755051] __sys_sendmsg+0x115/0x270 [ 40.758910] SyS_sendmsg+0x29/0x30 [ 40.762427] do_syscall_64+0x29e/0x9d0 [ 40.766290] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 40.771448] [ 40.773049] Freed by task 4491: [ 40.776302] save_stack+0x43/0xd0 [ 40.779730] __kasan_slab_free+0x11a/0x170 [ 40.783940] kasan_slab_free+0xe/0x10 [ 40.787714] kfree+0xd9/0x260 [ 40.790795] skb_free_head+0x99/0xc0 [ 40.794484] skb_release_data+0x690/0x860 [ 40.798614] skb_release_all+0x4a/0x60 [ 40.802474] kfree_skb+0x195/0x560 [ 40.805991] ip6_tnl_start_xmit+0xa44/0x2290 [ 40.810372] dev_hard_start_xmit+0x264/0xc10 [ 40.814752] __dev_queue_xmit+0x2724/0x34c0 [ 40.819048] dev_queue_xmit+0x17/0x20 [ 40.822822] packet_sendmsg+0x411c/0x60b0 [ 40.827656] sock_sendmsg+0xd5/0x120 [ 40.831343] ___sys_sendmsg+0x805/0x940 [ 40.835292] __sys_sendmsg+0x115/0x270 [ 40.839157] SyS_sendmsg+0x29/0x30 [ 40.842671] do_syscall_64+0x29e/0x9d0 [ 40.846530] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 40.851686] [ 40.853290] The buggy address belongs to the object at ffff8801d474c340 [ 40.853290] which belongs to the cache kmalloc-512 of size 512 [ 40.865930] The buggy address is located 224 bytes inside of [ 40.865930] 512-byte region [ffff8801d474c340, ffff8801d474c540) [ 40.877776] The buggy address belongs to the page: [ 40.882676] page:ffffea000751d300 count:1 mapcount:0 mapping:ffff8801d474c0c0 index:0x0 [ 40.890793] flags: 0x2fffc0000000100(slab) [ 40.895006] raw: 02fffc0000000100 ffff8801d474c0c0 0000000000000000 0000000100000006 [ 40.902863] raw: ffffea000751d2e0 ffffea00074eb760 ffff8801dac00940 0000000000000000 [ 40.910713] page dumped because: kasan: bad access detected [ 40.916395] [ 40.917994] Memory state around the buggy address: [ 40.922905] ffff8801d474c300: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 40.930239] ffff8801d474c380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.937573] >ffff8801d474c400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.944904] ^ [ 40.949285] ffff8801d474c480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.956616] ffff8801d474c500: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 40.963946] ================================================================== [ 40.971278] Disabling lock debugging due to kernel taint [ 40.977271] Kernel panic - not syncing: panic_on_warn set ... [ 40.977271] [ 40.984623] CPU: 1 PID: 4491 Comm: syzkaller805871 Tainted: G B 4.16.0+ #1 [ 40.992914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.002242] Call Trace: [ 41.004811] dump_stack+0x1b9/0x294 [ 41.008421] ? dump_stack_print_info.cold.2+0x52/0x52 [ 41.013590] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.018320] ? skb_release_data+0xd0/0x860 [ 41.022531] panic+0x22f/0x4de [ 41.025697] ? add_taint.cold.5+0x16/0x16 [ 41.029826] ? do_raw_spin_unlock+0x9e/0x2e0 [ 41.034220] ? do_raw_spin_unlock+0x9e/0x2e0 [ 41.038607] ? skb_release_data+0x19b/0x860 [ 41.042906] kasan_end_report+0x47/0x4f [ 41.046855] kasan_report.cold.7+0x76/0x2fe [ 41.051149] check_memory_region+0x13e/0x1b0 [ 41.055531] kasan_check_write+0x14/0x20 [ 41.059566] skb_release_data+0x19b/0x860 [ 41.063688] ? skb_tx_error+0x2f0/0x2f0 [ 41.067638] ? kasan_check_read+0x11/0x20 [ 41.071759] ? rcu_is_watching+0x85/0x140 [ 41.075880] ? kasan_check_write+0x14/0x20 [ 41.080087] ? sock_rmem_free+0x6f/0x90 [ 41.084038] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 41.089546] skb_release_all+0x4a/0x60 [ 41.093408] kfree_skb+0x195/0x560 [ 41.096919] ? skb_queue_purge+0x19/0x40 [ 41.100963] ? __kfree_skb+0x20/0x20 [ 41.104662] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 41.109231] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 41.114313] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 41.119302] ? trace_hardirqs_on+0xd/0x10 [ 41.123437] ? skb_dequeue+0x12f/0x180 [ 41.127303] skb_queue_purge+0x19/0x40 [ 41.131168] packet_sock_destruct+0x93/0x290 [ 41.135553] ? packet_mm_close+0xc0/0xc0 [ 41.139593] ? graph_lock+0x170/0x170 [ 41.143366] ? __free_object+0x16e/0x330 [ 41.147402] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 41.152657] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 41.157216] ? packet_mm_close+0xc0/0xc0 [ 41.161252] __sk_destruct+0xff/0xa40 [ 41.165034] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 41.169938] ? graph_lock+0x170/0x170 [ 41.173719] ? lock_downgrade+0x8e0/0x8e0 [ 41.177840] ? __lock_is_held+0xb5/0x140 [ 41.181874] ? kasan_check_read+0x11/0x20 [ 41.186000] ? do_raw_spin_unlock+0x9e/0x2e0 [ 41.190395] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 41.194973] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 41.200225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.205739] ? refcount_sub_and_test+0x212/0x330 [ 41.210472] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 41.215206] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 41.219936] ? pcpu_free_area+0xa90/0xa90 [ 41.224059] sk_destruct+0x78/0x90 [ 41.227574] __sk_free+0x22e/0x340 [ 41.231091] sk_free+0x42/0x50 [ 41.234259] packet_release+0xa18/0xd50 [ 41.238206] ? lock_downgrade+0x8e0/0x8e0 [ 41.242337] ? packet_lookup_frame+0x270/0x270 [ 41.246902] ? cpumask_weight.constprop.5+0x44/0x44 [ 41.251892] ? do_raw_spin_lock+0xc1/0x200 [ 41.256104] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 41.261614] ? locks_remove_file+0x3f7/0x5a0 [ 41.266012] ? fcntl_setlk+0x1020/0x1020 [ 41.270056] ? fsnotify+0x415/0x1100 [ 41.273767] ? fsnotify_first_mark+0x330/0x330 [ 41.278326] sock_release+0x96/0x1b0 [ 41.282022] ? sock_alloc_file+0x4e0/0x4e0 [ 41.286231] sock_close+0x16/0x20 [ 41.289659] __fput+0x34d/0x890 [ 41.292913] ? fput+0x1a0/0x1a0 [ 41.296167] ? check_same_owner+0x320/0x320 [ 41.300462] ____fput+0x15/0x20 [ 41.303715] task_work_run+0x1e4/0x290 [ 41.307575] ? task_work_cancel+0x240/0x240 [ 41.311871] ? switch_task_namespaces+0xbd/0xd0 [ 41.316515] do_exit+0x1aee/0x2730 [ 41.320036] ? find_held_lock+0x36/0x1c0 [ 41.324083] ? mm_update_next_owner+0x980/0x980 [ 41.328732] ? kasan_check_read+0x11/0x20 [ 41.332858] ? rcu_is_watching+0x85/0x140 [ 41.336981] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 41.342148] ? tun_get+0x22b/0x360 [ 41.345660] ? tun_chr_close+0x180/0x180 [ 41.349707] ? tun_chr_write_iter+0x110/0x154 [ 41.354179] ? fsnotify+0x415/0x1100 [ 41.357871] ? kasan_check_read+0x11/0x20 [ 41.361993] ? rcu_is_watching+0x85/0x140 [ 41.366118] ? rcu_pm_notify+0xc0/0xc0 [ 41.369982] ? vfs_writev+0x255/0x330 [ 41.373755] ? rcu_read_lock_sched_held+0x108/0x120 [ 41.378743] ? kfree+0x1e9/0x260 [ 41.382088] ? vfs_writev+0xfc/0x330 [ 41.385781] ? vfs_iter_write+0xb0/0xb0 [ 41.389736] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 41.395252] ? sockfd_lookup_light+0xc5/0x160 [ 41.399739] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.405254] ? __fdget_pos+0xd6/0x1e0 [ 41.409034] ? __fdget_raw+0x20/0x20 [ 41.412722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 41.418235] ? __sys_setsockopt+0x24f/0x390 [ 41.422532] do_group_exit+0x16f/0x430 [ 41.426395] ? SyS_exit+0x30/0x30 [ 41.429824] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 41.434648] ? do_syscall_64+0xb7/0x9d0 [ 41.438602] ? do_group_exit+0x430/0x430 [ 41.442636] SyS_exit_group+0x1d/0x20 [ 41.446419] do_syscall_64+0x29e/0x9d0 [ 41.450279] ? vmalloc_sync_all+0x30/0x30 [ 41.454400] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.459132] ? syscall_return_slowpath+0x5c0/0x5c0 [ 41.464036] ? syscall_return_slowpath+0x30f/0x5c0 [ 41.468944] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 41.474284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.479106] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 41.484266] RIP: 0033:0x4419b9 [ 41.487429] RSP: 002b:00007ffd8c52db08 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 41.495111] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004419b9 [ 41.502354] RDX: 00000000004418f0 RSI: 0000000000000001 RDI: 0000000000000001 [ 41.509596] RBP: 00000000006cd018 R08: 000000037ffffa00 R09: 0000000000000003 [ 41.516839] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000004026b0 [ 41.524083] R13: 0000000000402740 R14: 0000000000000000 R15: 0000000000000000 [ 41.531734] Dumping ftrace buffer: [ 41.535251] (ftrace buffer empty) [ 41.538938] Kernel Offset: disabled [ 41.542536] Rebooting in 86400 seconds..