[ 34.816931] audit: type=1800 audit(1546064348.013:27): pid=7453 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 34.843699] audit: type=1800 audit(1546064348.013:28): pid=7453 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 35.422354] audit: type=1800 audit(1546064348.683:29): pid=7453 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 35.441771] audit: type=1800 audit(1546064348.683:30): pid=7453 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.216' (ECDSA) to the list of known hosts. RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: File exists syzkaller login: [ 52.157929] IPVS: ftp: loaded support on port[0] = 21 [ 52.319175] chnl_net:caif_netlink_parms(): no params data found [ 52.429516] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.436170] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.443319] device bridge_slave_0 entered promiscuous mode [ 52.463506] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.470211] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.477218] device bridge_slave_1 entered promiscuous mode [ 52.528657] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.550461] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.601673] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.609196] team0: Port device team_slave_0 added [ 52.626223] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.633551] team0: Port device team_slave_1 added Garbage instead of arguments "slave1 ...". Try "ip link help". [ 52.651835] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.671958] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.733823] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.753896] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 52.905031] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.911616] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.918646] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.925266] 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 [ 53.288335] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.306090] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.490832] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.543497] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.597315] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.603457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.612807] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.659567] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.665635] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.719439] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.726422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.735544] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.743292] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.749671] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.795052] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.802320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 53.811341] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.819112] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.825460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.871103] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.878444] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.934956] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.942583] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.997435] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.004627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.014076] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.021953] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.068547] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.075805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.084218] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.133666] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.140581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.148541] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready Cannot find device "hsr0" Cannot find device "hsr0" [ 54.198841] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.205987] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.215350] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready Cannot find device "hsr0" Cannot find device "hsr0" Cannot find device "ip6erspan0" Cannot find device "ip6erspan0" Cannot find device "ip6erspan0" Cannot find device "ip6erspan0" RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 54.548532] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready RTNETLINK answers: No such device executing program [ 54.667810] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.777315] ================================================================== [ 54.784775] BUG: KASAN: use-after-free in batadv_interface_tx+0x160a/0x18b0 [ 54.791885] Read of size 2 at addr ffff8880912efc8b by task syz-executor674/7606 [ 54.799403] [ 54.801027] CPU: 0 PID: 7606 Comm: syz-executor674 Not tainted 4.20.0-rc7-next-20181224 #189 [ 54.809597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.818944] Call Trace: [ 54.821549] dump_stack+0x1d3/0x2c6 [ 54.825171] ? dump_stack_print_info.cold.1+0x20/0x20 [ 54.830370] ? printk+0xa7/0xcf [ 54.833680] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 54.838450] print_address_description.cold.5+0x9/0x1ff [ 54.843806] ? batadv_interface_tx+0x160a/0x18b0 [ 54.848557] kasan_report.cold.6+0x1b/0x39 [ 54.852788] ? batadv_interface_tx+0x160a/0x18b0 [ 54.857568] ? batadv_interface_tx+0x160a/0x18b0 [ 54.862326] __asan_report_load_n_noabort+0xf/0x20 [ 54.867253] batadv_interface_tx+0x160a/0x18b0 [ 54.871834] ? batadv_skb_head_push+0x3b0/0x3b0 [ 54.876539] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 54.882073] ? validate_xmit_xfrm+0x41c/0xef0 [ 54.886563] ? arch_local_save_flags+0x40/0x40 [ 54.891162] ? skb_set_owner_w+0x21d/0x320 [ 54.895397] ? validate_xmit_skb+0x849/0xf70 [ 54.899799] ? kasan_check_write+0x14/0x20 [ 54.904027] ? netif_skb_features+0xb50/0xb50 [ 54.908524] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 54.913552] ? _copy_from_iter+0x389/0xf70 [ 54.917804] ? usercopy_warn+0x110/0x110 [ 54.921890] ? dev_direct_xmit+0x225/0x6a0 [ 54.926127] dev_direct_xmit+0x36c/0x6a0 [ 54.930238] ? validate_xmit_skb_list+0x140/0x140 [ 54.935076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.940650] ? skb_copy_datagram_from_iter+0x445/0x650 [ 54.945931] packet_direct_xmit+0xfb/0x170 [ 54.950163] packet_sendmsg+0x298a/0x6ad0 [ 54.954305] ? mark_held_locks+0x130/0x130 [ 54.958551] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 54.963660] ? packet_getname+0x5f0/0x5f0 [ 54.967823] ? debug_object_free+0x32a/0x640 [ 54.972262] ? aa_profile_af_perm+0x410/0x410 [ 54.976756] ? ___might_sleep+0x1ed/0x300 [ 54.980920] ? cpu_cfs_stat_show+0x30/0x2a0 [ 54.985238] ? __local_bh_enable_ip+0x160/0x260 [ 54.989925] ? __local_bh_enable_ip+0x160/0x260 [ 54.994594] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.999517] ? aa_sk_perm+0x22b/0x8e0 [ 55.003312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.008846] ? __fget_light+0x2e9/0x430 [ 55.012893] ? aa_af_perm+0x5a0/0x5a0 [ 55.016693] ? __local_bh_enable_ip+0x160/0x260 [ 55.021397] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.025804] ? aa_sock_msg_perm.isra.14+0xba/0x160 [ 55.030770] ? apparmor_socket_sendmsg+0x29/0x30 [ 55.035533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.041104] ? security_socket_sendmsg+0x94/0xc0 [ 55.045879] ? packet_getname+0x5f0/0x5f0 [ 55.050073] sock_sendmsg+0xd5/0x120 [ 55.053785] __sys_sendto+0x3d7/0x670 [ 55.057592] ? aa_af_perm+0x5a0/0x5a0 [ 55.061399] ? __ia32_sys_getpeername+0xb0/0xb0 [ 55.066066] ? packet_bind+0x164/0x1b0 [ 55.069951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.075481] ? __sys_bind+0x1d1/0x440 [ 55.079359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.084942] ? __sys_setsockopt+0x254/0x3c0 [ 55.089261] ? do_syscall_64+0x9a/0x820 [ 55.093226] ? do_syscall_64+0x9a/0x820 [ 55.097215] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.101802] ? trace_hardirqs_on+0xbd/0x310 [ 55.106113] ? security_file_ioctl+0x94/0xc0 [ 55.110521] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.115892] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 55.121383] __x64_sys_sendto+0xe1/0x1a0 [ 55.125440] do_syscall_64+0x1b9/0x820 [ 55.129321] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 55.134680] ? syscall_return_slowpath+0x5e0/0x5e0 [ 55.139646] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.144485] ? trace_hardirqs_on_caller+0x310/0x310 [ 55.149507] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 55.154545] ? prepare_exit_to_usermode+0x291/0x3b0 [ 55.159567] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.164403] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.169584] RIP: 0033:0x441609 [ 55.172769] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 3b 0b fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.191662] RSP: 002b:00007ffdbbcd50f8 EFLAGS: 00000212 ORIG_RAX: 000000000000002c [ 55.199361] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441609 [ 55.206636] RDX: 000000000000000e RSI: 0000000020000180 RDI: 0000000000000003 [ 55.213900] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 55.221191] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004025d0 [ 55.228452] R13: 0000000000402660 R14: 0000000000000000 R15: 0000000000000000 [ 55.235719] [ 55.237340] Allocated by task 4387: [ 55.240966] save_stack+0x43/0xd0 [ 55.244410] kasan_kmalloc+0xcb/0xd0 [ 55.248117] kmem_cache_alloc_trace+0x154/0x750 [ 55.252825] apparmor_file_alloc_security+0x17b/0xac0 [ 55.258017] security_file_alloc+0x4c/0xa0 [ 55.262259] __alloc_file+0x139/0x480 [ 55.266054] alloc_empty_file+0x72/0x170 [ 55.270108] path_openat+0x170/0x5160 [ 55.273919] do_filp_open+0x255/0x380 [ 55.277725] do_sys_open+0x568/0x780 [ 55.281441] __x64_sys_open+0x7e/0xc0 [ 55.285232] do_syscall_64+0x1b9/0x820 [ 55.289115] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.294307] [ 55.295923] Freed by task 4387: [ 55.299193] save_stack+0x43/0xd0 [ 55.302639] __kasan_slab_free+0x102/0x150 [ 55.306881] kasan_slab_free+0xe/0x10 [ 55.310717] kfree+0xcf/0x230 [ 55.313813] kzfree+0x28/0x30 [ 55.316924] apparmor_file_free_security+0x133/0x1a0 [ 55.322031] security_file_free+0x4a/0x80 [ 55.326180] __fput+0x519/0xa90 [ 55.329446] ____fput+0x15/0x20 [ 55.332717] task_work_run+0x1e8/0x2a0 [ 55.336596] exit_to_usermode_loop+0x318/0x380 [ 55.341183] do_syscall_64+0x6be/0x820 [ 55.345061] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.350244] [ 55.351876] The buggy address belongs to the object at ffff8880912efc80 [ 55.351876] which belongs to the cache kmalloc-96 of size 96 [ 55.364357] The buggy address is located 11 bytes inside of [ 55.364357] 96-byte region [ffff8880912efc80, ffff8880912efce0) [ 55.376082] The buggy address belongs to the page: [ 55.381005] page:ffffea000244bbc0 count:1 mapcount:0 mapping:ffff88812c3f04c0 index:0xffff8880912ef380 [ 55.390438] flags: 0x1fffc0000000200(slab) [ 55.394666] raw: 01fffc0000000200 ffffea0002446d88 ffffea00024df088 ffff88812c3f04c0 [ 55.402541] raw: ffff8880912ef380 ffff8880912ef000 0000000100000014 0000000000000000 [ 55.410405] page dumped because: kasan: bad access detected [ 55.416097] [ 55.417735] Memory state around the buggy address: [ 55.422665] ffff8880912efb80: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 55.430013] ffff8880912efc00: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 55.437367] >ffff8880912efc80: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 55.444742] ^ [ 55.448370] ffff8880912efd00: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 55.455728] ffff8880912efd80: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc [ 55.463074] ================================================================== [ 55.470422] Disabling lock debugging due to kernel taint [ 55.475921] Kernel panic - not syncing: panic_on_warn set ... [ 55.481823] CPU: 0 PID: 7606 Comm: syz-executor674 Tainted: G B 4.20.0-rc7-next-20181224 #189 [ 55.491804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.501161] Call Trace: [ 55.503736] dump_stack+0x1d3/0x2c6 [ 55.507356] ? dump_stack_print_info.cold.1+0x20/0x20 [ 55.512535] ? batadv_interface_tx+0x15f0/0x18b0 [ 55.517296] panic+0x2ad/0x632 [ 55.520488] ? add_taint.cold.5+0x16/0x16 [ 55.524640] ? trace_hardirqs_on+0xb4/0x310 [ 55.528955] ? batadv_interface_tx+0x160a/0x18b0 [ 55.533699] end_report+0x47/0x4f [ 55.537175] kasan_report.cold.6+0xe/0x39 [ 55.541321] ? batadv_interface_tx+0x160a/0x18b0 [ 55.546110] ? batadv_interface_tx+0x160a/0x18b0 [ 55.550884] __asan_report_load_n_noabort+0xf/0x20 [ 55.555805] batadv_interface_tx+0x160a/0x18b0 [ 55.560378] ? batadv_skb_head_push+0x3b0/0x3b0 [ 55.565036] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 55.570564] ? validate_xmit_xfrm+0x41c/0xef0 [ 55.575047] ? arch_local_save_flags+0x40/0x40 [ 55.579619] ? skb_set_owner_w+0x21d/0x320 [ 55.583848] ? validate_xmit_skb+0x849/0xf70 [ 55.588278] ? kasan_check_write+0x14/0x20 [ 55.592514] ? netif_skb_features+0xb50/0xb50 [ 55.597009] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 55.602031] ? _copy_from_iter+0x389/0xf70 [ 55.606254] ? usercopy_warn+0x110/0x110 [ 55.610303] ? dev_direct_xmit+0x225/0x6a0 [ 55.614531] dev_direct_xmit+0x36c/0x6a0 [ 55.618583] ? validate_xmit_skb_list+0x140/0x140 [ 55.623414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.628945] ? skb_copy_datagram_from_iter+0x445/0x650 [ 55.634214] packet_direct_xmit+0xfb/0x170 [ 55.638438] packet_sendmsg+0x298a/0x6ad0 [ 55.642572] ? mark_held_locks+0x130/0x130 [ 55.646798] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 55.651909] ? packet_getname+0x5f0/0x5f0 [ 55.656051] ? debug_object_free+0x32a/0x640 [ 55.660452] ? aa_profile_af_perm+0x410/0x410 [ 55.664940] ? ___might_sleep+0x1ed/0x300 [ 55.669080] ? cpu_cfs_stat_show+0x30/0x2a0 [ 55.673390] ? __local_bh_enable_ip+0x160/0x260 [ 55.678050] ? __local_bh_enable_ip+0x160/0x260 [ 55.682714] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 55.687638] ? aa_sk_perm+0x22b/0x8e0 [ 55.691429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.696970] ? __fget_light+0x2e9/0x430 [ 55.700953] ? aa_af_perm+0x5a0/0x5a0 [ 55.704744] ? __local_bh_enable_ip+0x160/0x260 [ 55.709405] ? _raw_spin_unlock_bh+0x30/0x40 [ 55.713804] ? aa_sock_msg_perm.isra.14+0xba/0x160 [ 55.718729] ? apparmor_socket_sendmsg+0x29/0x30 [ 55.723471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.729013] ? security_socket_sendmsg+0x94/0xc0 [ 55.733757] ? packet_getname+0x5f0/0x5f0 [ 55.737922] sock_sendmsg+0xd5/0x120 [ 55.741667] __sys_sendto+0x3d7/0x670 [ 55.745475] ? aa_af_perm+0x5a0/0x5a0 [ 55.749309] ? __ia32_sys_getpeername+0xb0/0xb0 [ 55.753974] ? packet_bind+0x164/0x1b0 [ 55.757852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.763398] ? __sys_bind+0x1d1/0x440 [ 55.767205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 55.772731] ? __sys_setsockopt+0x254/0x3c0 [ 55.777056] ? do_syscall_64+0x9a/0x820 [ 55.781033] ? do_syscall_64+0x9a/0x820 [ 55.784997] ? lockdep_hardirqs_on+0x421/0x5c0 [ 55.789568] ? trace_hardirqs_on+0xbd/0x310 [ 55.793895] ? security_file_ioctl+0x94/0xc0 [ 55.798294] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.803658] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 55.809104] __x64_sys_sendto+0xe1/0x1a0 [ 55.813204] do_syscall_64+0x1b9/0x820 [ 55.817093] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 55.822463] ? syscall_return_slowpath+0x5e0/0x5e0 [ 55.827381] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.832214] ? trace_hardirqs_on_caller+0x310/0x310 [ 55.837231] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 55.842247] ? prepare_exit_to_usermode+0x291/0x3b0 [ 55.847277] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.852114] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.857305] RIP: 0033:0x441609 [ 55.860500] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 3b 0b fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.879391] RSP: 002b:00007ffdbbcd50f8 EFLAGS: 00000212 ORIG_RAX: 000000000000002c [ 55.887087] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441609 [ 55.894345] RDX: 000000000000000e RSI: 0000000020000180 RDI: 0000000000000003 [ 55.901638] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 55.908944] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004025d0 [ 55.916241] R13: 0000000000402660 R14: 0000000000000000 R15: 0000000000000000 [ 55.924469] Kernel Offset: disabled [ 55.928100] Rebooting in 86400 seconds..