[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 31.091446] random: sshd: uninitialized urandom read (32 bytes read) [ 31.559826] audit: type=1400 audit(1536209320.807:6): avc: denied { map } for pid=4762 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 31.601491] random: sshd: uninitialized urandom read (32 bytes read) [ 32.195018] random: sshd: uninitialized urandom read (32 bytes read) [ 99.432359] random: sshd: uninitialized urandom read (32 bytes read) [ 99.518832] sshd (4773) used greatest stack depth: 16968 bytes left Warning: Permanently added '10.128.10.57' (ECDSA) to the list of known hosts. [ 105.009030] random: sshd: uninitialized urandom read (32 bytes read) [ 105.112570] audit: type=1400 audit(1536209394.359:7): avc: denied { map } for pid=4777 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2018/09/06 04:49:54 parsed 1 programs [ 105.589619] audit: type=1400 audit(1536209394.837:8): avc: denied { map } for pid=4777 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=13912 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 106.279163] random: cc1: uninitialized urandom read (8 bytes read) 2018/09/06 04:49:56 executed programs: 0 [ 107.403644] audit: type=1400 audit(1536209396.650:9): avc: denied { map } for pid=4777 comm="syz-execprog" path="/root/syzkaller-shm929592334" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 107.440893] IPVS: ftp: loaded support on port[0] = 21 [ 107.666118] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.672594] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.680210] device bridge_slave_0 entered promiscuous mode [ 107.699497] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.705896] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.713410] device bridge_slave_1 entered promiscuous mode [ 107.731221] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 107.748650] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 107.796776] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 107.816891] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 107.887443] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 107.894967] team0: Port device team_slave_0 added [ 107.912585] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 107.919715] team0: Port device team_slave_1 added [ 107.936252] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 107.956782] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 107.975854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 107.996261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 108.088131] ip (4876) used greatest stack depth: 16824 bytes left [ 108.128779] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.135300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.142306] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.148683] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.605167] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 108.611267] 8021q: adding VLAN 0 to HW filter on device bond0 [ 108.626822] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 108.665304] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 108.711742] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 108.717892] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 108.725385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 108.765208] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.077946] ================================================================== [ 109.085402] BUG: KASAN: use-after-free in sock_i_ino+0x94/0xa0 [ 109.091354] Read of size 8 at addr ffff8801b69f9a70 by task syz-executor0/5058 [ 109.098719] [ 109.100328] CPU: 0 PID: 5058 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #2 [ 109.107493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.116836] Call Trace: [ 109.119411] dump_stack+0x1c9/0x2b4 [ 109.123025] ? dump_stack_print_info.cold.2+0x52/0x52 [ 109.128211] ? printk+0xa7/0xcf [ 109.131509] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 109.136250] ? sock_i_ino+0x94/0xa0 [ 109.139860] print_address_description+0x6c/0x20b [ 109.144683] ? sock_i_ino+0x94/0xa0 [ 109.148301] kasan_report.cold.7+0x242/0x30d [ 109.152699] __asan_report_load8_noabort+0x14/0x20 [ 109.157609] sock_i_ino+0x94/0xa0 [ 109.161049] tipc_sk_fill_sock_diag+0x3be/0xdb0 [ 109.165725] ? tipc_diag_dump+0x30/0x30 [ 109.169702] ? tipc_getname+0x7f0/0x7f0 [ 109.173675] ? print_usage_bug+0xc0/0xc0 [ 109.177720] ? graph_lock+0x170/0x170 [ 109.181505] ? __lock_sock+0x203/0x360 [ 109.185406] ? find_held_lock+0x36/0x1c0 [ 109.189460] ? mark_held_locks+0xc9/0x160 [ 109.193640] ? __local_bh_enable_ip+0x161/0x230 [ 109.198286] ? __local_bh_enable_ip+0x161/0x230 [ 109.202956] ? lockdep_hardirqs_on+0x421/0x5c0 [ 109.207517] ? trace_hardirqs_on+0xbd/0x2c0 [ 109.211831] ? lock_release+0x9f0/0x9f0 [ 109.215782] ? lock_sock_nested+0xe7/0x120 [ 109.220003] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 109.225069] ? skb_put+0x17b/0x1e0 [ 109.228600] ? memset+0x31/0x40 [ 109.231864] ? __nlmsg_put+0x14c/0x1b0 [ 109.235734] __tipc_add_sock_diag+0x22f/0x360 [ 109.240213] tipc_nl_sk_walk+0x122/0x1d0 [ 109.244258] ? tipc_sock_diag_handler_dump+0x3d0/0x3d0 [ 109.249518] tipc_diag_dump+0x24/0x30 [ 109.253303] netlink_dump+0x519/0xd50 [ 109.257087] ? netlink_broadcast+0x50/0x50 [ 109.261310] __netlink_dump_start+0x4f1/0x6f0 [ 109.265783] ? kasan_check_read+0x11/0x20 [ 109.269912] ? tipc_data_ready+0x3f0/0x3f0 [ 109.274248] tipc_sock_diag_handler_dump+0x28e/0x3d0 [ 109.279337] ? __tipc_diag_gen_cookie+0xc0/0xc0 [ 109.283990] ? tipc_data_ready+0x3f0/0x3f0 [ 109.288203] ? tipc_unregister_sysctl+0x20/0x20 [ 109.292848] ? tipc_ioctl+0x3b0/0x3b0 [ 109.296631] ? netlink_deliver_tap+0x356/0xfb0 [ 109.301213] sock_diag_rcv_msg+0x31d/0x410 [ 109.305444] netlink_rcv_skb+0x172/0x440 [ 109.309490] ? sock_diag_bind+0x80/0x80 [ 109.313461] ? netlink_ack+0xbe0/0xbe0 [ 109.317375] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 109.322081] sock_diag_rcv+0x2a/0x40 [ 109.325793] netlink_unicast+0x5a0/0x760 [ 109.329846] ? netlink_attachskb+0x9a0/0x9a0 [ 109.334279] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.339816] netlink_sendmsg+0xa18/0xfc0 [ 109.343896] ? netlink_unicast+0x760/0x760 [ 109.348123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.353648] ? security_socket_sendmsg+0x94/0xc0 [ 109.358418] ? netlink_unicast+0x760/0x760 [ 109.362656] sock_sendmsg+0xd5/0x120 [ 109.366359] ___sys_sendmsg+0x7fd/0x930 [ 109.370324] ? copy_msghdr_from_user+0x580/0x580 [ 109.375082] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 109.380173] ? do_raw_spin_unlock+0xa7/0x2f0 [ 109.384571] ? __fget_light+0x2f7/0x440 [ 109.388551] ? __local_bh_enable_ip+0x161/0x230 [ 109.393208] ? fget_raw+0x20/0x20 [ 109.396648] ? __fget_light+0x2f7/0x440 [ 109.400621] ? fget_raw+0x20/0x20 [ 109.404062] ? tipc_nametbl_build_group+0x279/0x360 [ 109.409067] ? tipc_setsockopt+0x726/0xd70 [ 109.413306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.418844] ? sockfd_lookup_light+0xc5/0x160 [ 109.423331] __sys_sendmsg+0x11d/0x290 [ 109.427207] ? __ia32_sys_shutdown+0x80/0x80 [ 109.431607] ? __x64_sys_futex+0x47f/0x6a0 [ 109.435829] ? do_syscall_64+0x9a/0x820 [ 109.439792] ? do_syscall_64+0x9a/0x820 [ 109.443780] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 109.448869] __x64_sys_sendmsg+0x78/0xb0 [ 109.452920] do_syscall_64+0x1b9/0x820 [ 109.456793] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 109.462167] ? syscall_return_slowpath+0x5e0/0x5e0 [ 109.467119] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 109.472162] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 109.477188] ? recalc_sigpending_tsk+0x180/0x180 [ 109.481928] ? kasan_check_write+0x14/0x20 [ 109.486154] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.491003] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.496176] RIP: 0033:0x457099 [ 109.499353] 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 [ 109.518235] RSP: 002b:00007f44858c3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 109.525943] RAX: ffffffffffffffda RBX: 00007f44858c46d4 RCX: 0000000000457099 [ 109.533196] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 109.540455] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 109.547706] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 109.554972] R13: 00000000004d4bc0 R14: 00000000004c910b R15: 0000000000000000 [ 109.562261] [ 109.563897] Allocated by task 5058: [ 109.567509] save_stack+0x43/0xd0 [ 109.570974] kasan_kmalloc+0xc4/0xe0 [ 109.574675] kasan_slab_alloc+0x12/0x20 [ 109.578633] kmem_cache_alloc+0x12e/0x710 [ 109.582768] sock_alloc_inode+0x1d/0x260 [ 109.586822] alloc_inode+0x63/0x190 [ 109.590495] new_inode_pseudo+0x71/0x1a0 [ 109.594572] sock_alloc+0x41/0x270 [ 109.598095] __sock_create+0x175/0x940 [ 109.601968] __sys_socket+0x106/0x260 [ 109.605753] __x64_sys_socket+0x73/0xb0 [ 109.609711] do_syscall_64+0x1b9/0x820 [ 109.613584] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.618751] [ 109.620400] Freed by task 5057: [ 109.623674] save_stack+0x43/0xd0 [ 109.627131] __kasan_slab_free+0x11a/0x170 [ 109.631361] kasan_slab_free+0xe/0x10 [ 109.635143] kmem_cache_free+0x86/0x280 [ 109.639134] sock_destroy_inode+0x51/0x60 [ 109.643285] destroy_inode+0x159/0x200 [ 109.647169] evict+0x5d5/0x990 [ 109.650365] iput+0x5fa/0xa00 [ 109.653473] dentry_unlink_inode+0x461/0x5e0 [ 109.657867] __dentry_kill+0x44c/0x7a0 [ 109.661740] dentry_kill+0xc9/0x5a0 [ 109.665359] dput.part.26+0x66b/0x7a0 [ 109.669144] dput+0x15/0x20 [ 109.672067] __fput+0x4d4/0xa40 [ 109.675334] ____fput+0x15/0x20 [ 109.678599] task_work_run+0x1e8/0x2a0 [ 109.682472] exit_to_usermode_loop+0x318/0x380 [ 109.687052] do_syscall_64+0x6be/0x820 [ 109.690923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.696090] [ 109.697704] The buggy address belongs to the object at ffff8801b69f9a00 [ 109.697704] which belongs to the cache sock_inode_cache of size 984 [ 109.710780] The buggy address is located 112 bytes inside of [ 109.710780] 984-byte region [ffff8801b69f9a00, ffff8801b69f9dd8) [ 109.722646] The buggy address belongs to the page: [ 109.727563] page:ffffea0006da7e40 count:1 mapcount:0 mapping:ffff8801d9e6ac00 index:0xffff8801b69f9ffd [ 109.736999] flags: 0x2fffc0000000100(slab) [ 109.741234] raw: 02fffc0000000100 ffffea000719e448 ffffea0006da8988 ffff8801d9e6ac00 [ 109.749140] raw: ffff8801b69f9ffd ffff8801b69f9100 0000000100000003 0000000000000000 [ 109.757011] page dumped because: kasan: bad access detected [ 109.762699] [ 109.764306] Memory state around the buggy address: [ 109.769219] ffff8801b69f9900: fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc [ 109.776562] ffff8801b69f9980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 109.783904] >ffff8801b69f9a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 109.791244] ^ [ 109.798257] ffff8801b69f9a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 109.805614] ffff8801b69f9b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 109.812956] ================================================================== [ 109.820297] Disabling lock debugging due to kernel taint [ 109.825782] Kernel panic - not syncing: panic_on_warn set ... [ 109.825782] [ 109.833168] CPU: 0 PID: 5058 Comm: syz-executor0 Tainted: G B 4.19.0-rc2+ #2 [ 109.841655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.850996] Call Trace: [ 109.853581] dump_stack+0x1c9/0x2b4 [ 109.857198] ? dump_stack_print_info.cold.2+0x52/0x52 [ 109.862375] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 109.867141] panic+0x238/0x4e7 [ 109.870331] ? add_taint.cold.5+0x16/0x16 [ 109.874479] ? trace_hardirqs_on+0xb4/0x2c0 [ 109.878803] ? trace_hardirqs_on+0x9a/0x2c0 [ 109.883113] ? sock_i_ino+0x94/0xa0 [ 109.886724] kasan_end_report+0x47/0x4f [ 109.890683] kasan_report.cold.7+0x76/0x30d [ 109.894992] __asan_report_load8_noabort+0x14/0x20 [ 109.899917] sock_i_ino+0x94/0xa0 [ 109.903355] tipc_sk_fill_sock_diag+0x3be/0xdb0 [ 109.908007] ? tipc_diag_dump+0x30/0x30 [ 109.911986] ? tipc_getname+0x7f0/0x7f0 [ 109.915976] ? print_usage_bug+0xc0/0xc0 [ 109.920031] ? graph_lock+0x170/0x170 [ 109.923814] ? __lock_sock+0x203/0x360 [ 109.927687] ? find_held_lock+0x36/0x1c0 [ 109.931756] ? mark_held_locks+0xc9/0x160 [ 109.935906] ? __local_bh_enable_ip+0x161/0x230 [ 109.940587] ? __local_bh_enable_ip+0x161/0x230 [ 109.945278] ? lockdep_hardirqs_on+0x421/0x5c0 [ 109.949879] ? trace_hardirqs_on+0xbd/0x2c0 [ 109.954184] ? lock_release+0x9f0/0x9f0 [ 109.958172] ? lock_sock_nested+0xe7/0x120 [ 109.962411] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 109.967426] ? skb_put+0x17b/0x1e0 [ 109.970974] ? memset+0x31/0x40 [ 109.974263] ? __nlmsg_put+0x14c/0x1b0 [ 109.978166] __tipc_add_sock_diag+0x22f/0x360 [ 109.982658] tipc_nl_sk_walk+0x122/0x1d0 [ 109.986702] ? tipc_sock_diag_handler_dump+0x3d0/0x3d0 [ 109.991994] tipc_diag_dump+0x24/0x30 [ 109.995777] netlink_dump+0x519/0xd50 [ 109.999560] ? netlink_broadcast+0x50/0x50 [ 110.003796] __netlink_dump_start+0x4f1/0x6f0 [ 110.008281] ? kasan_check_read+0x11/0x20 [ 110.012439] ? tipc_data_ready+0x3f0/0x3f0 [ 110.016658] tipc_sock_diag_handler_dump+0x28e/0x3d0 [ 110.021747] ? __tipc_diag_gen_cookie+0xc0/0xc0 [ 110.026400] ? tipc_data_ready+0x3f0/0x3f0 [ 110.030619] ? tipc_unregister_sysctl+0x20/0x20 [ 110.035277] ? tipc_ioctl+0x3b0/0x3b0 [ 110.039076] ? netlink_deliver_tap+0x356/0xfb0 [ 110.043659] sock_diag_rcv_msg+0x31d/0x410 [ 110.047893] netlink_rcv_skb+0x172/0x440 [ 110.051938] ? sock_diag_bind+0x80/0x80 [ 110.055926] ? netlink_ack+0xbe0/0xbe0 [ 110.059798] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 110.064473] sock_diag_rcv+0x2a/0x40 [ 110.068188] netlink_unicast+0x5a0/0x760 [ 110.072233] ? netlink_attachskb+0x9a0/0x9a0 [ 110.076652] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.082176] netlink_sendmsg+0xa18/0xfc0 [ 110.086221] ? netlink_unicast+0x760/0x760 [ 110.090444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.095964] ? security_socket_sendmsg+0x94/0xc0 [ 110.100700] ? netlink_unicast+0x760/0x760 [ 110.104928] sock_sendmsg+0xd5/0x120 [ 110.108636] ___sys_sendmsg+0x7fd/0x930 [ 110.112617] ? copy_msghdr_from_user+0x580/0x580 [ 110.117362] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 110.122460] ? do_raw_spin_unlock+0xa7/0x2f0 [ 110.126864] ? __fget_light+0x2f7/0x440 [ 110.130880] ? __local_bh_enable_ip+0x161/0x230 [ 110.135553] ? fget_raw+0x20/0x20 [ 110.138990] ? __fget_light+0x2f7/0x440 [ 110.142955] ? fget_raw+0x20/0x20 [ 110.146410] ? tipc_nametbl_build_group+0x279/0x360 [ 110.151507] ? tipc_setsockopt+0x726/0xd70 [ 110.155754] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.161309] ? sockfd_lookup_light+0xc5/0x160 [ 110.165802] __sys_sendmsg+0x11d/0x290 [ 110.169688] ? __ia32_sys_shutdown+0x80/0x80 [ 110.174085] ? __x64_sys_futex+0x47f/0x6a0 [ 110.178337] ? do_syscall_64+0x9a/0x820 [ 110.182331] ? do_syscall_64+0x9a/0x820 [ 110.186301] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 110.191393] __x64_sys_sendmsg+0x78/0xb0 [ 110.195442] do_syscall_64+0x1b9/0x820 [ 110.199318] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 110.204668] ? syscall_return_slowpath+0x5e0/0x5e0 [ 110.209581] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 110.214592] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 110.219593] ? recalc_sigpending_tsk+0x180/0x180 [ 110.224335] ? kasan_check_write+0x14/0x20 [ 110.228572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.233420] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.238614] RIP: 0033:0x457099 [ 110.241803] 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 [ 110.260685] RSP: 002b:00007f44858c3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 110.268376] RAX: ffffffffffffffda RBX: 00007f44858c46d4 RCX: 0000000000457099 [ 110.275625] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 110.282939] RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000 [ 110.290231] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 110.297494] R13: 00000000004d4bc0 R14: 00000000004c910b R15: 0000000000000000 [ 110.305046] Dumping ftrace buffer: [ 110.308572] (ftrace buffer empty) [ 110.312261] Kernel Offset: disabled [ 110.315869] Rebooting in 86400 seconds..