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 '10.128.0.7' (ECDSA) to the list of known hosts. net.ipv6.conf.syz_tun.accept_dad = 0 syzkaller login: [ 25.962240] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 26.160809] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.167387] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.175077] device bridge_slave_0 entered promiscuous mode [ 26.191475] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.197900] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.204978] device bridge_slave_1 entered promiscuous mode [ 26.220818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 26.236816] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 26.279552] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 26.297712] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 26.361959] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 26.369459] team0: Port device team_slave_0 added [ 26.384754] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 26.391894] team0: Port device team_slave_1 added [ 26.406636] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 26.423801] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 26.440720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.458507] 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 [ 26.579136] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.586283] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.593387] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.599797] 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 [ 27.038334] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 27.044499] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.089342] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 27.104096] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 27.144108] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 27.151404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.158974] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.201225] 8021q: adding VLAN 0 to HW filter on device team0 executing program [ 27.472215] ================================================================== [ 27.479732] BUG: KASAN: use-after-free in skb_release_data+0x19b/0x860 [ 27.486393] Write of size 4 at addr ffff8801cef663a0 by task syzkaller856612/4462 [ 27.494004] [ 27.495624] CPU: 0 PID: 4462 Comm: syzkaller856612 Not tainted 4.16.0+ #1 [ 27.502535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.511871] Call Trace: [ 27.514456] dump_stack+0x1b9/0x294 [ 27.518067] ? dump_stack_print_info.cold.2+0x52/0x52 [ 27.523262] ? printk+0x9e/0xba [ 27.526530] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 27.531275] ? kasan_check_write+0x14/0x20 [ 27.535497] print_address_description+0x6c/0x20b [ 27.540328] ? skb_release_data+0x19b/0x860 [ 27.544629] kasan_report.cold.7+0x242/0x2fe [ 27.549031] check_memory_region+0x13e/0x1b0 [ 27.553428] kasan_check_write+0x14/0x20 [ 27.557478] skb_release_data+0x19b/0x860 [ 27.561612] ? skb_tx_error+0x2f0/0x2f0 [ 27.565566] ? kasan_check_read+0x11/0x20 [ 27.569709] ? rcu_is_watching+0x85/0x140 [ 27.574026] ? kasan_check_write+0x14/0x20 [ 27.578252] ? sock_rmem_free+0x6f/0x90 [ 27.582220] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 27.587748] skb_release_all+0x4a/0x60 [ 27.591621] kfree_skb+0x195/0x560 [ 27.595143] ? skb_queue_purge+0x19/0x40 [ 27.599182] ? __kfree_skb+0x20/0x20 [ 27.602878] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 27.607446] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 27.612534] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 27.617532] ? trace_hardirqs_on+0xd/0x10 [ 27.621680] ? skb_dequeue+0x12f/0x180 [ 27.625552] skb_queue_purge+0x19/0x40 [ 27.629427] packet_sock_destruct+0x93/0x290 [ 27.633818] ? packet_mm_close+0xc0/0xc0 [ 27.637863] ? graph_lock+0x170/0x170 [ 27.641750] ? __free_object+0x16e/0x330 [ 27.645804] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 27.651079] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 27.655667] ? packet_mm_close+0xc0/0xc0 [ 27.659742] __sk_destruct+0xff/0xa40 [ 27.663560] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 27.668497] ? graph_lock+0x170/0x170 [ 27.672282] ? lock_downgrade+0x8e0/0x8e0 [ 27.676411] ? __lock_is_held+0xb5/0x140 [ 27.680468] ? kasan_check_read+0x11/0x20 [ 27.684696] ? do_raw_spin_unlock+0x9e/0x2e0 [ 27.689093] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 27.693661] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 27.698752] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 27.704305] ? refcount_sub_and_test+0x212/0x330 [ 27.709052] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 27.713971] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 27.718713] ? pcpu_free_area+0xa90/0xa90 [ 27.722851] sk_destruct+0x78/0x90 [ 27.726392] __sk_free+0x22e/0x340 [ 27.729918] sk_free+0x42/0x50 [ 27.733097] packet_release+0xa18/0xd50 [ 27.737074] ? lock_downgrade+0x8e0/0x8e0 [ 27.741242] ? packet_lookup_frame+0x270/0x270 [ 27.745833] ? cpumask_weight.constprop.5+0x44/0x44 [ 27.750834] ? do_raw_spin_lock+0xc1/0x200 [ 27.755061] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 27.760579] ? locks_remove_file+0x3f7/0x5a0 [ 27.765100] ? fcntl_setlk+0x1020/0x1020 [ 27.769156] ? fsnotify+0x415/0x1100 [ 27.772880] ? fsnotify_first_mark+0x330/0x330 [ 27.777461] sock_release+0x96/0x1b0 [ 27.781175] ? sock_alloc_file+0x4e0/0x4e0 [ 27.785409] sock_close+0x16/0x20 [ 27.788862] __fput+0x34d/0x890 [ 27.792129] ? fput+0x1a0/0x1a0 [ 27.795397] ? check_same_owner+0x320/0x320 [ 27.799701] ____fput+0x15/0x20 [ 27.802963] task_work_run+0x1e4/0x290 [ 27.806835] ? task_work_cancel+0x240/0x240 [ 27.811144] ? switch_task_namespaces+0xbd/0xd0 [ 27.815811] do_exit+0x1aee/0x2730 [ 27.819351] ? lock_release+0xa10/0xa10 [ 27.823418] ? mm_update_next_owner+0x980/0x980 [ 27.828086] ? graph_lock+0x170/0x170 [ 27.832070] ? import_iovec+0x24b/0x420 [ 27.836065] ? dup_iter+0x270/0x270 [ 27.839702] ? find_held_lock+0x36/0x1c0 [ 27.843763] ? lock_downgrade+0x8e0/0x8e0 [ 27.847926] ? rcu_is_watching+0x85/0x140 [ 27.852085] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 27.857276] ? wake_up_q+0x100/0x100 [ 27.861003] ? find_held_lock+0x36/0x1c0 [ 27.865084] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 27.870640] ? tun_chr_read_iter+0x17e/0x1e0 [ 27.875068] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 27.880631] ? __vfs_read+0x117/0x970 [ 27.884454] ? vfs_copy_file_range+0xb80/0xb80 [ 27.889051] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 27.894591] ? fsnotify+0x415/0x1100 [ 27.898291] ? fsnotify_first_mark+0x330/0x330 [ 27.902854] ? rw_verify_area+0x118/0x360 [ 27.907006] ? vfs_read+0x1ce/0x3d0 [ 27.910629] do_group_exit+0x16f/0x430 [ 27.914507] ? SyS_exit+0x30/0x30 [ 27.917952] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 27.922776] ? do_syscall_64+0xb7/0x9d0 [ 27.926741] ? do_group_exit+0x430/0x430 [ 27.930783] SyS_exit_group+0x1d/0x20 [ 27.934564] do_syscall_64+0x29e/0x9d0 [ 27.938452] ? vmalloc_sync_all+0x30/0x30 [ 27.942597] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 27.947359] ? syscall_return_slowpath+0x5c0/0x5c0 [ 27.952273] ? syscall_return_slowpath+0x30f/0x5c0 [ 27.957189] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 27.962553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 27.967390] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 27.972569] RIP: 0033:0x441759 [ 27.975741] RSP: 002b:00007ffc0bc49368 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 27.983438] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441759 [ 27.990695] RDX: 0000000000000000 RSI: 00000000000003e8 RDI: 0000000000000001 [ 27.997967] RBP: 00000000006cd018 R08: 0000000000000000 R09: 00000000006cd018 [ 28.005218] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000402510 [ 28.012480] R13: 00000000004025a0 R14: 0000000000000000 R15: 0000000000000000 [ 28.019745] [ 28.021360] Allocated by task 4462: [ 28.024976] save_stack+0x43/0xd0 [ 28.028410] kasan_kmalloc+0xc4/0xe0 [ 28.032108] __kmalloc_node_track_caller+0x47/0x70 [ 28.037047] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 28.041875] __alloc_skb+0x14d/0x780 [ 28.045744] alloc_skb_with_frags+0x137/0x760 [ 28.050221] sock_alloc_send_pskb+0x87a/0xae0 [ 28.054714] packet_sendmsg+0x1bd1/0x60b0 [ 28.058851] sock_sendmsg+0xd5/0x120 [ 28.062582] ___sys_sendmsg+0x805/0x940 [ 28.066572] __sys_sendmsg+0x115/0x270 [ 28.070452] SyS_sendmsg+0x29/0x30 [ 28.073975] do_syscall_64+0x29e/0x9d0 [ 28.077845] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 28.083006] [ 28.084617] Freed by task 4462: [ 28.087874] save_stack+0x43/0xd0 [ 28.091305] __kasan_slab_free+0x11a/0x170 [ 28.095703] kasan_slab_free+0xe/0x10 [ 28.099499] kfree+0xd9/0x260 [ 28.102585] skb_free_head+0x99/0xc0 [ 28.106284] skb_release_data+0x690/0x860 [ 28.110412] skb_release_all+0x4a/0x60 [ 28.114277] kfree_skb+0x195/0x560 [ 28.117797] ip6_tnl_start_xmit+0xa44/0x2290 [ 28.122196] dev_hard_start_xmit+0x264/0xc10 [ 28.126591] __dev_queue_xmit+0x2724/0x34c0 [ 28.130897] dev_queue_xmit+0x17/0x20 [ 28.134678] packet_sendmsg+0x411c/0x60b0 [ 28.138808] sock_sendmsg+0xd5/0x120 [ 28.142498] ___sys_sendmsg+0x805/0x940 [ 28.146483] __sys_sendmsg+0x115/0x270 [ 28.150351] SyS_sendmsg+0x29/0x30 [ 28.153880] do_syscall_64+0x29e/0x9d0 [ 28.157754] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 28.162917] [ 28.164556] The buggy address belongs to the object at ffff8801cef662c0 [ 28.164556] which belongs to the cache kmalloc-512 of size 512 [ 28.177205] The buggy address is located 224 bytes inside of [ 28.177205] 512-byte region [ffff8801cef662c0, ffff8801cef664c0) [ 28.189166] The buggy address belongs to the page: [ 28.194075] page:ffffea00073bd980 count:1 mapcount:0 mapping:ffff8801cef66040 index:0x0 [ 28.202200] flags: 0x2fffc0000000100(slab) [ 28.206418] raw: 02fffc0000000100 ffff8801cef66040 0000000000000000 0000000100000006 [ 28.214452] raw: ffffea0007382960 ffffea00073877e0 ffff8801dac00940 0000000000000000 [ 28.222309] page dumped because: kasan: bad access detected [ 28.228003] [ 28.229616] Memory state around the buggy address: [ 28.234529] ffff8801cef66280: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 28.241974] ffff8801cef66300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 28.249316] >ffff8801cef66380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 28.256663] ^ [ 28.261054] ffff8801cef66400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 28.268418] ffff8801cef66480: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 28.275754] ================================================================== [ 28.283453] Disabling lock debugging due to kernel taint [ 28.289461] Kernel panic - not syncing: panic_on_warn set ... [ 28.289461] [ 28.296841] CPU: 0 PID: 4462 Comm: syzkaller856612 Tainted: G B 4.16.0+ #1 [ 28.305160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.314497] Call Trace: [ 28.317072] dump_stack+0x1b9/0x294 [ 28.320688] ? dump_stack_print_info.cold.2+0x52/0x52 [ 28.325870] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 28.330617] ? skb_release_data+0xd0/0x860 [ 28.334833] panic+0x22f/0x4de [ 28.338005] ? add_taint.cold.5+0x16/0x16 [ 28.342147] ? do_raw_spin_unlock+0x9e/0x2e0 [ 28.346535] ? do_raw_spin_unlock+0x9e/0x2e0 [ 28.350920] ? skb_release_data+0x19b/0x860 [ 28.355225] kasan_end_report+0x47/0x4f [ 28.359264] kasan_report.cold.7+0x76/0x2fe [ 28.363571] check_memory_region+0x13e/0x1b0 [ 28.367962] kasan_check_write+0x14/0x20 [ 28.372013] skb_release_data+0x19b/0x860 [ 28.376146] ? skb_tx_error+0x2f0/0x2f0 [ 28.380123] ? kasan_check_read+0x11/0x20 [ 28.384250] ? rcu_is_watching+0x85/0x140 [ 28.388394] ? kasan_check_write+0x14/0x20 [ 28.392717] ? sock_rmem_free+0x6f/0x90 [ 28.396683] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 28.402197] skb_release_all+0x4a/0x60 [ 28.406061] kfree_skb+0x195/0x560 [ 28.409577] ? skb_queue_purge+0x19/0x40 [ 28.413612] ? __kfree_skb+0x20/0x20 [ 28.417304] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 28.421865] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 28.426952] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 28.431948] ? trace_hardirqs_on+0xd/0x10 [ 28.436078] ? skb_dequeue+0x12f/0x180 [ 28.439946] skb_queue_purge+0x19/0x40 [ 28.443838] packet_sock_destruct+0x93/0x290 [ 28.448244] ? packet_mm_close+0xc0/0xc0 [ 28.452287] ? graph_lock+0x170/0x170 [ 28.456073] ? __free_object+0x16e/0x330 [ 28.460127] ? __list_del_entry_valid.cold.1+0x58/0x58 [ 28.465424] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 28.470009] ? packet_mm_close+0xc0/0xc0 [ 28.474065] __sk_destruct+0xff/0xa40 [ 28.477846] ? sock_warn_obsolete_bsdism+0xb0/0xb0 [ 28.482753] ? graph_lock+0x170/0x170 [ 28.486546] ? lock_downgrade+0x8e0/0x8e0 [ 28.490935] ? __lock_is_held+0xb5/0x140 [ 28.494980] ? kasan_check_read+0x11/0x20 [ 28.499136] ? do_raw_spin_unlock+0x9e/0x2e0 [ 28.503538] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 28.508103] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 28.513190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 28.518727] ? refcount_sub_and_test+0x212/0x330 [ 28.523474] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 28.528212] ? refcount_inc_not_zero+0x2d0/0x2d0 [ 28.532953] ? pcpu_free_area+0xa90/0xa90 [ 28.537084] sk_destruct+0x78/0x90 [ 28.540603] __sk_free+0x22e/0x340 [ 28.544123] sk_free+0x42/0x50 [ 28.547299] packet_release+0xa18/0xd50 [ 28.551256] ? lock_downgrade+0x8e0/0x8e0 [ 28.555402] ? packet_lookup_frame+0x270/0x270 [ 28.559991] ? cpumask_weight.constprop.5+0x44/0x44 [ 28.565011] ? do_raw_spin_lock+0xc1/0x200 [ 28.569249] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 28.574777] ? locks_remove_file+0x3f7/0x5a0 [ 28.579170] ? fcntl_setlk+0x1020/0x1020 [ 28.583215] ? fsnotify+0x415/0x1100 [ 28.586916] ? fsnotify_first_mark+0x330/0x330 [ 28.591498] sock_release+0x96/0x1b0 [ 28.595190] ? sock_alloc_file+0x4e0/0x4e0 [ 28.599403] sock_close+0x16/0x20 [ 28.602833] __fput+0x34d/0x890 [ 28.606183] ? fput+0x1a0/0x1a0 [ 28.609548] ? check_same_owner+0x320/0x320 [ 28.613866] ____fput+0x15/0x20 [ 28.617129] task_work_run+0x1e4/0x290 [ 28.621007] ? task_work_cancel+0x240/0x240 [ 28.625316] ? switch_task_namespaces+0xbd/0xd0 [ 28.629975] do_exit+0x1aee/0x2730 [ 28.633508] ? lock_release+0xa10/0xa10 [ 28.637483] ? mm_update_next_owner+0x980/0x980 [ 28.642157] ? graph_lock+0x170/0x170 [ 28.645960] ? import_iovec+0x24b/0x420 [ 28.649938] ? dup_iter+0x270/0x270 [ 28.654423] ? find_held_lock+0x36/0x1c0 [ 28.658477] ? lock_downgrade+0x8e0/0x8e0 [ 28.662613] ? rcu_is_watching+0x85/0x140 [ 28.666746] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 28.671927] ? wake_up_q+0x100/0x100 [ 28.675622] ? find_held_lock+0x36/0x1c0 [ 28.679666] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 28.685183] ? tun_chr_read_iter+0x17e/0x1e0 [ 28.689571] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 28.695100] ? __vfs_read+0x117/0x970 [ 28.698884] ? vfs_copy_file_range+0xb80/0xb80 [ 28.703461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 28.709079] ? fsnotify+0x415/0x1100 [ 28.712778] ? fsnotify_first_mark+0x330/0x330 [ 28.717347] ? rw_verify_area+0x118/0x360 [ 28.721482] ? vfs_read+0x1ce/0x3d0 [ 28.725094] do_group_exit+0x16f/0x430 [ 28.728998] ? SyS_exit+0x30/0x30 [ 28.732466] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 28.737304] ? do_syscall_64+0xb7/0x9d0 [ 28.741366] ? do_group_exit+0x430/0x430 [ 28.745428] SyS_exit_group+0x1d/0x20 [ 28.749222] do_syscall_64+0x29e/0x9d0 [ 28.753114] ? vmalloc_sync_all+0x30/0x30 [ 28.757272] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 28.762139] ? syscall_return_slowpath+0x5c0/0x5c0 [ 28.767150] ? syscall_return_slowpath+0x30f/0x5c0 [ 28.772116] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 28.777477] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.782334] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 28.787535] RIP: 0033:0x441759 [ 28.790715] RSP: 002b:00007ffc0bc49368 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 28.798845] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441759 [ 28.806100] RDX: 0000000000000000 RSI: 00000000000003e8 RDI: 0000000000000001 [ 28.813370] RBP: 00000000006cd018 R08: 0000000000000000 R09: 00000000006cd018 [ 28.820636] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000402510 [ 28.827895] R13: 00000000004025a0 R14: 0000000000000000 R15: 0000000000000000 [ 28.835817] Dumping ftrace buffer: [ 28.839363] (ftrace buffer empty) [ 28.843058] Kernel Offset: disabled [ 28.847020] Rebooting in 86400 seconds..