[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 23.229353] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 26.172306] random: sshd: uninitialized urandom read (32 bytes read) [ 26.464455] random: sshd: uninitialized urandom read (32 bytes read) [ 27.027420] random: sshd: uninitialized urandom read (32 bytes read) [ 119.520002] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.44' (ECDSA) to the list of known hosts. [ 125.161042] random: sshd: uninitialized urandom read (32 bytes read) 2018/08/19 04:48:03 parsed 1 programs [ 126.282585] random: cc1: uninitialized urandom read (8 bytes read) 2018/08/19 04:48:04 executed programs: 0 [ 127.513316] IPVS: ftp: loaded support on port[0] = 21 [ 127.724705] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.731186] bridge0: port 1(bridge_slave_0) entered disabled state [ 127.738555] device bridge_slave_0 entered promiscuous mode [ 127.755762] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.762136] bridge0: port 2(bridge_slave_1) entered disabled state [ 127.769104] device bridge_slave_1 entered promiscuous mode [ 127.785002] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 127.801118] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 127.844771] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 127.863091] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 127.929614] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 127.937043] team0: Port device team_slave_0 added [ 127.951919] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 127.959764] team0: Port device team_slave_1 added [ 127.975061] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 127.992296] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 128.009371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 128.028144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 128.152938] bridge0: port 2(bridge_slave_1) entered blocking state [ 128.159403] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.166286] bridge0: port 1(bridge_slave_0) entered blocking state [ 128.172646] bridge0: port 1(bridge_slave_0) entered forwarding state [ 128.611787] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 128.618012] 8021q: adding VLAN 0 to HW filter on device bond0 [ 128.662634] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 128.704692] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 128.715114] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 128.721292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 128.728853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 128.769237] 8021q: adding VLAN 0 to HW filter on device team0 [ 129.591770] ================================================================== [ 129.599392] BUG: KASAN: use-after-free in tipc_group_fill_sock_diag+0x7b9/0x84b [ 129.606844] Read of size 4 at addr ffff8801ce9be85c by task syz-executor0/4901 [ 129.614187] [ 129.615806] CPU: 0 PID: 4901 Comm: syz-executor0 Not tainted 4.18.0+ #60 [ 129.622623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.631965] Call Trace: [ 129.634552] dump_stack+0x1c9/0x2b4 [ 129.638212] ? dump_stack_print_info.cold.2+0x52/0x52 [ 129.643393] ? printk+0xa7/0xcf [ 129.646668] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 129.651415] ? tipc_group_fill_sock_diag+0x7b9/0x84b [ 129.656576] print_address_description+0x6c/0x20b [ 129.661416] ? tipc_group_fill_sock_diag+0x7b9/0x84b [ 129.666511] kasan_report.cold.7+0x242/0x2fe [ 129.670910] __asan_report_load4_noabort+0x14/0x20 [ 129.675826] tipc_group_fill_sock_diag+0x7b9/0x84b [ 129.680741] ? tipc_group_member_evt+0xe30/0xe30 [ 129.685491] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 129.690499] ? skb_put+0x17b/0x1e0 [ 129.694023] ? memset+0x31/0x40 [ 129.697288] ? memcpy+0x45/0x50 [ 129.700562] ? __nla_put+0x37/0x40 [ 129.704098] ? nla_put+0x11a/0x150 [ 129.707629] tipc_sk_fill_sock_diag+0x9f8/0xdb0 [ 129.712284] ? tipc_diag_dump+0x30/0x30 [ 129.716319] ? tipc_getname+0x7f0/0x7f0 [ 129.720288] ? save_stack+0xa9/0xd0 [ 129.723908] ? graph_lock+0x170/0x170 [ 129.727694] ? graph_lock+0x170/0x170 [ 129.731479] ? __netlink_dump_start+0x4f1/0x6f0 [ 129.736133] ? sock_diag_rcv_msg+0x31d/0x410 [ 129.740527] ? netlink_rcv_skb+0x172/0x440 [ 129.744744] ? sock_diag_rcv+0x2a/0x40 [ 129.748615] ? netlink_unicast+0x5a0/0x760 [ 129.752834] ? netlink_sendmsg+0xa18/0xfc0 [ 129.757051] ? sock_sendmsg+0xd5/0x120 [ 129.760926] ? ___sys_sendmsg+0x7fd/0x930 [ 129.765061] ? __x64_sys_sendmsg+0x78/0xb0 [ 129.769285] ? do_syscall_64+0x1b9/0x820 [ 129.773333] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.778680] ? print_usage_bug+0xc0/0xc0 [ 129.782735] ? find_held_lock+0x36/0x1c0 [ 129.786788] ? lock_acquire+0x1e4/0x540 [ 129.790750] ? tipc_nl_sk_walk+0x60a/0xd30 [ 129.794968] ? lock_downgrade+0x8f0/0x8f0 [ 129.799104] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 129.804108] ? skb_put+0x17b/0x1e0 [ 129.807635] ? __nlmsg_put+0x14c/0x1b0 [ 129.811723] __tipc_add_sock_diag+0x22f/0x360 [ 129.816213] tipc_nl_sk_walk+0x68d/0xd30 [ 129.820262] ? tipc_sock_diag_handler_dump+0x340/0x340 [ 129.825529] ? __tipc_nl_add_sk+0x400/0x400 [ 129.829901] ? skb_scrub_packet+0x490/0x490 [ 129.834280] ? kasan_check_write+0x14/0x20 [ 129.838513] ? lock_downgrade+0x8f0/0x8f0 [ 129.842649] tipc_diag_dump+0x24/0x30 [ 129.846444] netlink_dump+0x519/0xd50 [ 129.850243] ? netlink_broadcast+0x50/0x50 [ 129.854476] __netlink_dump_start+0x4f1/0x6f0 [ 129.858962] ? kasan_check_read+0x11/0x20 [ 129.863112] tipc_sock_diag_handler_dump+0x234/0x340 [ 129.868232] ? __tipc_diag_gen_cookie+0xc0/0xc0 [ 129.872931] ? tipc_unregister_sysctl+0x20/0x20 [ 129.877598] ? netlink_deliver_tap+0x356/0xfb0 [ 129.882188] sock_diag_rcv_msg+0x31d/0x410 [ 129.886425] netlink_rcv_skb+0x172/0x440 [ 129.890504] ? sock_diag_bind+0x80/0x80 [ 129.894532] ? netlink_ack+0xbe0/0xbe0 [ 129.898419] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 129.903107] sock_diag_rcv+0x2a/0x40 [ 129.906819] netlink_unicast+0x5a0/0x760 [ 129.910877] ? netlink_attachskb+0x9a0/0x9a0 [ 129.915282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 129.920845] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 129.925876] netlink_sendmsg+0xa18/0xfc0 [ 129.929937] ? netlink_unicast+0x760/0x760 [ 129.934177] ? move_addr_to_kernel.part.18+0x100/0x100 [ 129.939466] ? security_socket_sendmsg+0x94/0xc0 [ 129.944222] ? netlink_unicast+0x760/0x760 [ 129.948457] sock_sendmsg+0xd5/0x120 [ 129.952166] ___sys_sendmsg+0x7fd/0x930 [ 129.956137] ? copy_msghdr_from_user+0x580/0x580 [ 129.960935] ? kasan_check_read+0x11/0x20 [ 129.965125] ? do_raw_spin_unlock+0xa7/0x2f0 [ 129.969540] ? __fget_light+0x2f7/0x440 [ 129.973669] ? __local_bh_enable_ip+0x161/0x230 [ 129.978339] ? fget_raw+0x20/0x20 [ 129.981789] ? __release_sock+0x3a0/0x3a0 [ 129.985932] ? tipc_nametbl_build_group+0x279/0x360 [ 129.990937] ? tipc_setsockopt+0x726/0xd70 [ 129.995164] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.000696] ? sockfd_lookup_light+0xc5/0x160 [ 130.005186] __sys_sendmsg+0x11d/0x290 [ 130.009069] ? __ia32_sys_shutdown+0x80/0x80 [ 130.013478] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 130.019002] ? fput+0x130/0x1a0 [ 130.022271] ? __x64_sys_futex+0x47f/0x6a0 [ 130.026501] ? syscall_slow_exit_work+0x500/0x500 [ 130.031336] __x64_sys_sendmsg+0x78/0xb0 [ 130.035401] do_syscall_64+0x1b9/0x820 [ 130.039282] ? finish_task_switch+0x1d3/0x870 [ 130.043772] ? syscall_return_slowpath+0x5e0/0x5e0 [ 130.048799] ? syscall_return_slowpath+0x31d/0x5e0 [ 130.053727] ? __switch_to_asm+0x34/0x70 [ 130.057784] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 130.063142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.067977] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.073150] RIP: 0033:0x457089 [ 130.076329] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.095221] RSP: 002b:00007fd7db4b8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 130.102917] RAX: ffffffffffffffda RBX: 00007fd7db4b96d4 RCX: 0000000000457089 [ 130.110174] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 130.117427] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 130.124679] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 130.131993] R13: 00000000004d4088 R14: 00000000004c8ab0 R15: 0000000000000000 [ 130.139263] [ 130.140879] Allocated by task 4901: [ 130.144500] save_stack+0x43/0xd0 [ 130.147944] kasan_kmalloc+0xc4/0xe0 [ 130.151686] kmem_cache_alloc_trace+0x152/0x780 [ 130.156345] tipc_group_create+0x155/0xa70 [ 130.160567] tipc_setsockopt+0x2d1/0xd70 [ 130.164616] __sys_setsockopt+0x1c5/0x3b0 [ 130.168748] __x64_sys_setsockopt+0xbe/0x150 [ 130.173150] do_syscall_64+0x1b9/0x820 [ 130.177027] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.182195] [ 130.183806] Freed by task 4900: [ 130.187066] save_stack+0x43/0xd0 [ 130.190510] __kasan_slab_free+0x11a/0x170 [ 130.194732] kasan_slab_free+0xe/0x10 [ 130.198519] kfree+0xd9/0x260 [ 130.201608] tipc_group_delete+0x2e5/0x3f0 [ 130.205827] tipc_sk_leave+0x113/0x220 [ 130.209697] tipc_release+0x14e/0x12b0 [ 130.213571] __sock_release+0xd7/0x250 [ 130.217444] sock_close+0x19/0x20 [ 130.220881] __fput+0x39b/0x860 [ 130.224143] ____fput+0x15/0x20 [ 130.227406] task_work_run+0x1e8/0x2a0 [ 130.231279] exit_to_usermode_loop+0x318/0x380 [ 130.235846] do_syscall_64+0x6be/0x820 [ 130.239718] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.244885] [ 130.246497] The buggy address belongs to the object at ffff8801ce9be800 [ 130.246497] which belongs to the cache kmalloc-192 of size 192 [ 130.259146] The buggy address is located 92 bytes inside of [ 130.259146] 192-byte region [ffff8801ce9be800, ffff8801ce9be8c0) [ 130.271030] The buggy address belongs to the page: [ 130.275966] page:ffffea00073a6f80 count:1 mapcount:0 mapping:ffff8801dac00040 index:0x0 [ 130.284130] flags: 0x2fffc0000000100(slab) [ 130.288379] raw: 02fffc0000000100 ffffea00073a3908 ffffea00073a72c8 ffff8801dac00040 [ 130.296263] raw: 0000000000000000 ffff8801ce9be000 0000000100000010 0000000000000000 [ 130.304148] page dumped because: kasan: bad access detected [ 130.309854] [ 130.311474] Memory state around the buggy address: [ 130.316400] ffff8801ce9be700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 130.323758] ffff8801ce9be780: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 130.331130] >ffff8801ce9be800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 130.338488] ^ [ 130.344726] ffff8801ce9be880: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 130.352095] ffff8801ce9be900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 130.359455] ================================================================== [ 130.366811] Disabling lock debugging due to kernel taint [ 130.372324] Kernel panic - not syncing: panic_on_warn set ... [ 130.372324] [ 130.379695] CPU: 0 PID: 4901 Comm: syz-executor0 Tainted: G B 4.18.0+ #60 [ 130.387924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.397284] Call Trace: [ 130.399887] dump_stack+0x1c9/0x2b4 [ 130.403524] ? dump_stack_print_info.cold.2+0x52/0x52 [ 130.408744] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 130.413504] panic+0x238/0x4e7 [ 130.416702] ? add_taint.cold.5+0x16/0x16 [ 130.420853] ? do_raw_spin_unlock+0xa7/0x2f0 [ 130.425262] ? tipc_group_fill_sock_diag+0x7b9/0x84b [ 130.430372] kasan_end_report+0x47/0x4f [ 130.434348] kasan_report.cold.7+0x76/0x2fe [ 130.438674] __asan_report_load4_noabort+0x14/0x20 [ 130.443603] tipc_group_fill_sock_diag+0x7b9/0x84b [ 130.448534] ? tipc_group_member_evt+0xe30/0xe30 [ 130.453294] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 130.458313] ? skb_put+0x17b/0x1e0 [ 130.461853] ? memset+0x31/0x40 [ 130.465141] ? memcpy+0x45/0x50 [ 130.468432] ? __nla_put+0x37/0x40 [ 130.471977] ? nla_put+0x11a/0x150 [ 130.475522] tipc_sk_fill_sock_diag+0x9f8/0xdb0 [ 130.480191] ? tipc_diag_dump+0x30/0x30 [ 130.484168] ? tipc_getname+0x7f0/0x7f0 [ 130.488149] ? save_stack+0xa9/0xd0 [ 130.491780] ? graph_lock+0x170/0x170 [ 130.495581] ? graph_lock+0x170/0x170 [ 130.499380] ? __netlink_dump_start+0x4f1/0x6f0 [ 130.504054] ? sock_diag_rcv_msg+0x31d/0x410 [ 130.508470] ? netlink_rcv_skb+0x172/0x440 [ 130.512706] ? sock_diag_rcv+0x2a/0x40 [ 130.516591] ? netlink_unicast+0x5a0/0x760 [ 130.520828] ? netlink_sendmsg+0xa18/0xfc0 [ 130.525058] ? sock_sendmsg+0xd5/0x120 [ 130.528952] ? ___sys_sendmsg+0x7fd/0x930 [ 130.533105] ? __x64_sys_sendmsg+0x78/0xb0 [ 130.537347] ? do_syscall_64+0x1b9/0x820 [ 130.541411] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.546779] ? print_usage_bug+0xc0/0xc0 [ 130.550843] ? find_held_lock+0x36/0x1c0 [ 130.554904] ? lock_acquire+0x1e4/0x540 [ 130.558879] ? tipc_nl_sk_walk+0x60a/0xd30 [ 130.563114] ? lock_downgrade+0x8f0/0x8f0 [ 130.567273] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 130.572291] ? skb_put+0x17b/0x1e0 [ 130.575833] ? __nlmsg_put+0x14c/0x1b0 [ 130.579724] __tipc_add_sock_diag+0x22f/0x360 [ 130.584225] tipc_nl_sk_walk+0x68d/0xd30 [ 130.588291] ? tipc_sock_diag_handler_dump+0x340/0x340 [ 130.593574] ? __tipc_nl_add_sk+0x400/0x400 [ 130.597899] ? skb_scrub_packet+0x490/0x490 [ 130.602224] ? kasan_check_write+0x14/0x20 [ 130.606467] ? lock_downgrade+0x8f0/0x8f0 [ 130.610616] tipc_diag_dump+0x24/0x30 [ 130.614421] netlink_dump+0x519/0xd50 [ 130.618226] ? netlink_broadcast+0x50/0x50 [ 130.622463] __netlink_dump_start+0x4f1/0x6f0 [ 130.626957] ? kasan_check_read+0x11/0x20 [ 130.631122] tipc_sock_diag_handler_dump+0x234/0x340 [ 130.636232] ? __tipc_diag_gen_cookie+0xc0/0xc0 [ 130.640902] ? tipc_unregister_sysctl+0x20/0x20 [ 130.645575] ? netlink_deliver_tap+0x356/0xfb0 [ 130.650162] sock_diag_rcv_msg+0x31d/0x410 [ 130.654405] netlink_rcv_skb+0x172/0x440 [ 130.658497] ? sock_diag_bind+0x80/0x80 [ 130.662472] ? netlink_ack+0xbe0/0xbe0 [ 130.666359] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 130.671034] sock_diag_rcv+0x2a/0x40 [ 130.674749] netlink_unicast+0x5a0/0x760 [ 130.678822] ? netlink_attachskb+0x9a0/0x9a0 [ 130.683234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 130.688772] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 130.693798] netlink_sendmsg+0xa18/0xfc0 [ 130.697861] ? netlink_unicast+0x760/0x760 [ 130.702102] ? move_addr_to_kernel.part.18+0x100/0x100 [ 130.707389] ? security_socket_sendmsg+0x94/0xc0 [ 130.712146] ? netlink_unicast+0x760/0x760 [ 130.716381] sock_sendmsg+0xd5/0x120 [ 130.720112] ___sys_sendmsg+0x7fd/0x930 [ 130.724104] ? copy_msghdr_from_user+0x580/0x580 [ 130.728869] ? kasan_check_read+0x11/0x20 [ 130.733018] ? do_raw_spin_unlock+0xa7/0x2f0 [ 130.737434] ? __fget_light+0x2f7/0x440 [ 130.741409] ? __local_bh_enable_ip+0x161/0x230 [ 130.746092] ? fget_raw+0x20/0x20 [ 130.749557] ? __release_sock+0x3a0/0x3a0 [ 130.753712] ? tipc_nametbl_build_group+0x279/0x360 [ 130.758740] ? tipc_setsockopt+0x726/0xd70 [ 130.762981] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.768524] ? sockfd_lookup_light+0xc5/0x160 [ 130.773029] __sys_sendmsg+0x11d/0x290 [ 130.776925] ? __ia32_sys_shutdown+0x80/0x80 [ 130.781341] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 130.786889] ? fput+0x130/0x1a0 [ 130.790181] ? __x64_sys_futex+0x47f/0x6a0 [ 130.794433] ? syscall_slow_exit_work+0x500/0x500 [ 130.799288] __x64_sys_sendmsg+0x78/0xb0 [ 130.803362] do_syscall_64+0x1b9/0x820 [ 130.807259] ? finish_task_switch+0x1d3/0x870 [ 130.811765] ? syscall_return_slowpath+0x5e0/0x5e0 [ 130.816701] ? syscall_return_slowpath+0x31d/0x5e0 [ 130.821645] ? __switch_to_asm+0x34/0x70 [ 130.825720] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 130.831099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.835956] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.841154] RIP: 0033:0x457089 [ 130.844351] Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.863522] RSP: 002b:00007fd7db4b8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 130.871237] RAX: ffffffffffffffda RBX: 00007fd7db4b96d4 RCX: 0000000000457089 [ 130.878505] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 130.885774] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 130.893050] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 130.900330] R13: 00000000004d4088 R14: 00000000004c8ab0 R15: 0000000000000000 [ 130.907935] Dumping ftrace buffer: [ 130.911470] (ftrace buffer empty) [ 130.915164] Kernel Offset: disabled [ 130.918774] Rebooting in 86400 seconds..