[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.3' (ECDSA) to the list of known hosts. syzkaller login: [ 28.002682] IPVS: ftp: loaded support on port[0] = 21 [ 28.066164] chnl_net:caif_netlink_parms(): no params data found [ 28.124329] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.130874] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.138680] device bridge_slave_0 entered promiscuous mode [ 28.146456] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.152837] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.160551] device bridge_slave_1 entered promiscuous mode [ 28.176476] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 28.185492] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 28.202238] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 28.209491] team0: Port device team_slave_0 added [ 28.215035] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 28.222047] team0: Port device team_slave_1 added [ 28.236710] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 28.242937] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 28.268538] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 28.279802] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 28.286121] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 28.311343] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 28.322450] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 28.329981] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 28.347746] device hsr_slave_0 entered promiscuous mode [ 28.353343] device hsr_slave_1 entered promiscuous mode [ 28.359474] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 28.366534] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 28.424889] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.431278] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.438322] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.444742] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.472645] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 28.478770] 8021q: adding VLAN 0 to HW filter on device bond0 [ 28.487670] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 28.496257] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 28.515931] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.522878] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.532724] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 28.539384] 8021q: adding VLAN 0 to HW filter on device team0 [ 28.548080] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 28.555743] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.562083] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.580437] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 28.590792] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 28.602279] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 28.609215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 28.616878] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.623208] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.630869] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 28.638637] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 28.646326] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 28.654040] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 28.661478] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 28.668303] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 28.679244] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 28.686851] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 28.694303] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 28.705478] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 28.753804] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 28.762946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 28.787672] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 28.795120] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 28.801525] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 28.811069] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.819387] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 28.826432] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 28.834956] device veth0_vlan entered promiscuous mode [ 28.842611] device veth1_vlan entered promiscuous mode [ 28.849378] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 28.858021] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 28.868127] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 28.877234] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 28.884975] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 28.892099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.901370] device veth0_macvtap entered promiscuous mode [ 28.907921] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 28.916232] device veth1_macvtap entered promiscuous mode [ 28.925596] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 28.935031] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 28.945946] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 28.952619] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.961048] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 28.970371] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 28.978067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 29.053471] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 29.064138] netlink: 24 bytes leftover after parsing attributes in process `syz-executor230'. [ 29.078694] netlink: 72 bytes leftover after parsing attributes in process `syz-executor230'. [ 29.088614] netlink: 8 bytes leftover after parsing attributes in process `syz-executor230'. [ 29.097532] FAULT_INJECTION: forcing a failure. [ 29.097532] name failslab, interval 1, probability 0, space 0, times 1 [ 29.109240] CPU: 1 PID: 8200 Comm: syz-executor230 Not tainted 4.14.290-syzkaller #0 [ 29.117105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 29.126438] Call Trace: [ 29.129024] dump_stack+0x1b2/0x281 [ 29.132645] should_fail.cold+0x10a/0x149 [ 29.136773] should_failslab+0xd6/0x130 [ 29.140757] kmem_cache_alloc_trace+0x29a/0x3d0 [ 29.145418] qfq_change_class+0xbc0/0x13b0 [ 29.149633] ? qfq_deactivate_agg+0xa10/0xa10 [ 29.154111] ? nla_parse+0x157/0x1f0 [ 29.157806] ? qfq_deactivate_agg+0xa10/0xa10 [ 29.162283] tc_ctl_tclass+0x408/0xa60 [ 29.166154] ? qdisc_create+0xdb0/0xdb0 [ 29.170103] ? kmem_cache_free+0x23a/0x2b0 [ 29.174348] ? qdisc_create+0xdb0/0xdb0 [ 29.178313] rtnetlink_rcv_msg+0x3be/0xb10 [ 29.182522] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 29.187001] ? __netlink_lookup+0x345/0x5d0 [ 29.191313] ? netdev_pick_tx+0x2e0/0x2e0 [ 29.195438] netlink_rcv_skb+0x125/0x390 [ 29.199474] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 29.203952] ? netlink_ack+0x9a0/0x9a0 [ 29.207823] netlink_unicast+0x437/0x610 [ 29.211875] ? netlink_sendskb+0xd0/0xd0 [ 29.215920] ? __check_object_size+0x179/0x230 [ 29.220488] netlink_sendmsg+0x648/0xbc0 [ 29.224542] ? nlmsg_notify+0x1b0/0x1b0 [ 29.228497] ? kernel_recvmsg+0x210/0x210 [ 29.232632] ? security_socket_sendmsg+0x83/0xb0 [ 29.237374] ? nlmsg_notify+0x1b0/0x1b0 [ 29.241329] sock_sendmsg+0xb5/0x100 [ 29.245037] ___sys_sendmsg+0x6c8/0x800 [ 29.249003] ? get_pid_task+0x91/0x130 [ 29.252885] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 29.257631] ? lock_downgrade+0x740/0x740 [ 29.261759] ? proc_fail_nth_write+0x7b/0x180 [ 29.266234] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.271141] ? _raw_spin_unlock+0x29/0x40 [ 29.275286] ? do_fault_around+0x35e/0x620 [ 29.279507] ? fsnotify+0x974/0x11b0 [ 29.283197] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.288110] ? __handle_mm_fault+0x80f/0x4620 [ 29.292586] ? vfs_write+0x35d/0x4d0 [ 29.296277] ? __fdget+0x167/0x1f0 [ 29.299795] ? sockfd_lookup_light+0xb2/0x160 [ 29.305413] __sys_sendmsg+0xa3/0x120 [ 29.309194] ? SyS_shutdown+0x160/0x160 [ 29.313167] ? SyS_read+0x210/0x210 [ 29.316778] ? __do_page_fault+0x159/0xad0 [ 29.321041] SyS_sendmsg+0x27/0x40 [ 29.324600] ? __sys_sendmsg+0x120/0x120 [ 29.328664] do_syscall_64+0x1d5/0x640 [ 29.332720] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.337907] RIP: 0033:0x7f4f7d6b1e69 [ 29.341593] RSP: 002b:00007ffe7aed9248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e executing program [ 29.349283] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f7d6b1e69 [ 29.356533] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000006 [ 29.365110] RBP: 00007ffe7aed9260 R08: 0000000000000001 R09: 0000000000000001 [ 29.372369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 29.379614] R13: 00000000000f4240 R14: 0000000000000000 R15: 0000000000000000 [ 29.398936] netlink: 24 bytes leftover after parsing attributes in process `syz-executor230'. [ 29.453546] netlink: 72 bytes leftover after parsing attributes in process `syz-executor230'. [ 29.462660] ================================================================== [ 29.470109] BUG: KASAN: use-after-free in qfq_find_class+0x144/0x170 [ 29.476578] Read of size 4 at addr ffff8880b370e300 by task syz-executor230/8205 [ 29.484095] [ 29.485709] CPU: 0 PID: 8205 Comm: syz-executor230 Not tainted 4.14.290-syzkaller #0 [ 29.493582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 29.502912] Call Trace: [ 29.505486] dump_stack+0x1b2/0x281 [ 29.509107] print_address_description.cold+0x54/0x1d3 [ 29.514393] kasan_report_error.cold+0x8a/0x191 [ 29.519045] ? qfq_find_class+0x144/0x170 [ 29.523228] __asan_report_load4_noabort+0x68/0x70 [ 29.528146] ? qfq_find_class+0x144/0x170 [ 29.532268] qfq_find_class+0x144/0x170 [ 29.536262] ? qdisc_match_from_root+0x14a/0x220 [ 29.540993] tc_ctl_tclass+0x5ca/0xa60 [ 29.544859] ? kfree_skbmem+0x98/0x100 [ 29.548723] ? qdisc_create+0xdb0/0xdb0 [ 29.552678] ? kmem_cache_free+0x23a/0x2b0 [ 29.556887] ? apparmor_capable+0xfa/0x4a0 [ 29.561102] ? qdisc_create+0xdb0/0xdb0 [ 29.565053] rtnetlink_rcv_msg+0x3be/0xb10 [ 29.569262] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 29.573748] ? __netlink_lookup+0x345/0x5d0 [ 29.578050] ? netdev_pick_tx+0x2e0/0x2e0 [ 29.582182] netlink_rcv_skb+0x125/0x390 [ 29.586218] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 29.590697] ? netlink_ack+0x9a0/0x9a0 [ 29.594575] netlink_unicast+0x437/0x610 [ 29.598614] ? netlink_sendskb+0xd0/0xd0 [ 29.602649] ? __check_object_size+0x179/0x230 [ 29.607209] netlink_sendmsg+0x648/0xbc0 [ 29.611255] ? nlmsg_notify+0x1b0/0x1b0 [ 29.615205] ? kernel_recvmsg+0x210/0x210 [ 29.619329] ? security_socket_sendmsg+0x83/0xb0 [ 29.624059] ? nlmsg_notify+0x1b0/0x1b0 [ 29.628023] sock_sendmsg+0xb5/0x100 [ 29.631738] ___sys_sendmsg+0x6c8/0x800 [ 29.635705] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 29.640436] ? trace_hardirqs_on+0x10/0x10 [ 29.644645] ? trace_hardirqs_on+0x10/0x10 [ 29.648858] ? apparmor_file_alloc_security+0x129/0x800 [ 29.654219] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 29.659652] ? __lockdep_init_map+0x100/0x560 [ 29.664124] ? __fd_install+0x1ec/0x5c0 [ 29.668072] ? lock_acquire+0x170/0x3f0 [ 29.672018] ? lock_downgrade+0x740/0x740 [ 29.676147] ? __fdget+0x167/0x1f0 [ 29.679673] ? sockfd_lookup_light+0xb2/0x160 [ 29.684144] __sys_sendmsg+0xa3/0x120 [ 29.687917] ? SyS_shutdown+0x160/0x160 [ 29.691870] ? move_addr_to_kernel+0x60/0x60 [ 29.696268] ? __do_page_fault+0x159/0xad0 [ 29.700481] SyS_sendmsg+0x27/0x40 [ 29.704009] ? __sys_sendmsg+0x120/0x120 [ 29.708045] do_syscall_64+0x1d5/0x640 [ 29.711915] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.717077] RIP: 0033:0x7f4f7d6b1e69 [ 29.720795] RSP: 002b:00007ffe7aed9248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 29.728700] RAX: ffffffffffffffda RBX: 00007ffe7aed9280 RCX: 00007f4f7d6b1e69 [ 29.735952] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000005 [ 29.743201] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 29.750450] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffe7aed9270 [ 29.757716] R13: 00000000000f4240 R14: 0000000000007197 R15: 00007ffe7aed9254 [ 29.764979] [ 29.766602] Allocated by task 8200: [ 29.770273] kasan_kmalloc+0xeb/0x160 [ 29.774062] kmem_cache_alloc_trace+0x131/0x3d0 [ 29.778803] qfq_change_class+0x478/0x13b0 [ 29.783021] tc_ctl_tclass+0x408/0xa60 [ 29.786888] rtnetlink_rcv_msg+0x3be/0xb10 [ 29.791098] netlink_rcv_skb+0x125/0x390 [ 29.795133] netlink_unicast+0x437/0x610 [ 29.799194] netlink_sendmsg+0x648/0xbc0 [ 29.803232] sock_sendmsg+0xb5/0x100 [ 29.806918] ___sys_sendmsg+0x6c8/0x800 [ 29.810868] __sys_sendmsg+0xa3/0x120 [ 29.814651] SyS_sendmsg+0x27/0x40 [ 29.818174] do_syscall_64+0x1d5/0x640 [ 29.822044] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.827205] [ 29.828814] Freed by task 8200: [ 29.832071] kasan_slab_free+0xc3/0x1a0 [ 29.836021] kfree+0xc9/0x250 [ 29.839104] qfq_change_class+0xfe8/0x13b0 [ 29.843313] tc_ctl_tclass+0x408/0xa60 [ 29.847176] rtnetlink_rcv_msg+0x3be/0xb10 [ 29.851390] netlink_rcv_skb+0x125/0x390 [ 29.855427] netlink_unicast+0x437/0x610 [ 29.859460] netlink_sendmsg+0x648/0xbc0 [ 29.863493] sock_sendmsg+0xb5/0x100 [ 29.867185] ___sys_sendmsg+0x6c8/0x800 [ 29.871145] __sys_sendmsg+0xa3/0x120 [ 29.874922] SyS_sendmsg+0x27/0x40 [ 29.878447] do_syscall_64+0x1d5/0x640 [ 29.882320] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.887481] [ 29.889087] The buggy address belongs to the object at ffff8880b370e300 [ 29.889087] which belongs to the cache kmalloc-128 of size 128 [ 29.901726] The buggy address is located 0 bytes inside of [ 29.901726] 128-byte region [ffff8880b370e300, ffff8880b370e380) [ 29.913395] The buggy address belongs to the page: [ 29.918298] page:ffffea0002cdc380 count:1 mapcount:0 mapping:ffff8880b370e000 index:0x0 [ 29.926414] flags: 0xfff00000000100(slab) [ 29.930539] raw: 00fff00000000100 ffff8880b370e000 0000000000000000 0000000100000015 [ 29.938401] raw: ffffea0002cf43a0 ffffea0002cd61e0 ffff88813fe74640 0000000000000000 [ 29.946265] page dumped because: kasan: bad access detected [ 29.951944] [ 29.953554] Memory state around the buggy address: [ 29.958458] ffff8880b370e200: fc fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00 [ 29.965966] ffff8880b370e280: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc [ 29.973300] >ffff8880b370e300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 29.980660] ^ [ 29.984000] ffff8880b370e380: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 29.991333] ffff8880b370e400: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 29.998675] ================================================================== [ 30.006122] Disabling lock debugging due to kernel taint [ 30.016187] Kernel panic - not syncing: panic_on_warn set ... [ 30.016187] [ 30.023552] CPU: 1 PID: 8205 Comm: syz-executor230 Tainted: G B 4.14.290-syzkaller #0 [ 30.032806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 30.042145] Call Trace: [ 30.044720] dump_stack+0x1b2/0x281 [ 30.048322] panic+0x1f9/0x42d [ 30.051492] ? add_taint.cold+0x16/0x16 [ 30.055444] ? ___preempt_schedule+0x16/0x18 [ 30.059829] kasan_end_report+0x43/0x49 [ 30.063788] kasan_report_error.cold+0xa7/0x191 [ 30.068432] ? qfq_find_class+0x144/0x170 [ 30.072552] __asan_report_load4_noabort+0x68/0x70 [ 30.077455] ? qfq_find_class+0x144/0x170 [ 30.081582] qfq_find_class+0x144/0x170 [ 30.085530] ? qdisc_match_from_root+0x14a/0x220 [ 30.090259] tc_ctl_tclass+0x5ca/0xa60 [ 30.094119] ? kfree_skbmem+0x98/0x100 [ 30.097979] ? qdisc_create+0xdb0/0xdb0 [ 30.101924] ? kmem_cache_free+0x23a/0x2b0 [ 30.106135] ? apparmor_capable+0xfa/0x4a0 [ 30.110352] ? qdisc_create+0xdb0/0xdb0 [ 30.114397] rtnetlink_rcv_msg+0x3be/0xb10 [ 30.118632] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 30.123099] ? __netlink_lookup+0x345/0x5d0 [ 30.127393] ? netdev_pick_tx+0x2e0/0x2e0 [ 30.131531] netlink_rcv_skb+0x125/0x390 [ 30.135567] ? rtnl_calcit.isra.0+0x3a0/0x3a0 [ 30.140034] ? netlink_ack+0x9a0/0x9a0 [ 30.143894] netlink_unicast+0x437/0x610 [ 30.147934] ? netlink_sendskb+0xd0/0xd0 [ 30.151969] ? __check_object_size+0x179/0x230 [ 30.156523] netlink_sendmsg+0x648/0xbc0 [ 30.160564] ? nlmsg_notify+0x1b0/0x1b0 [ 30.164511] ? kernel_recvmsg+0x210/0x210 [ 30.168645] ? security_socket_sendmsg+0x83/0xb0 [ 30.173374] ? nlmsg_notify+0x1b0/0x1b0 [ 30.177321] sock_sendmsg+0xb5/0x100 [ 30.181005] ___sys_sendmsg+0x6c8/0x800 [ 30.184955] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 30.189686] ? trace_hardirqs_on+0x10/0x10 [ 30.193892] ? trace_hardirqs_on+0x10/0x10 [ 30.198106] ? apparmor_file_alloc_security+0x129/0x800 [ 30.203439] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 30.208876] ? __lockdep_init_map+0x100/0x560 [ 30.213342] ? __fd_install+0x1ec/0x5c0 [ 30.217288] ? lock_acquire+0x170/0x3f0 [ 30.221240] ? lock_downgrade+0x740/0x740 [ 30.225364] ? __fdget+0x167/0x1f0 [ 30.228876] ? sockfd_lookup_light+0xb2/0x160 [ 30.233342] __sys_sendmsg+0xa3/0x120 [ 30.237114] ? SyS_shutdown+0x160/0x160 [ 30.241162] ? move_addr_to_kernel+0x60/0x60 [ 30.245542] ? __do_page_fault+0x159/0xad0 [ 30.249747] SyS_sendmsg+0x27/0x40 [ 30.253257] ? __sys_sendmsg+0x120/0x120 [ 30.257303] do_syscall_64+0x1d5/0x640 [ 30.261174] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 30.266353] RIP: 0033:0x7f4f7d6b1e69 [ 30.270034] RSP: 002b:00007ffe7aed9248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 30.277714] RAX: ffffffffffffffda RBX: 00007ffe7aed9280 RCX: 00007f4f7d6b1e69 [ 30.285060] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000005 [ 30.292316] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 30.299556] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffe7aed9270 [ 30.306799] R13: 00000000000f4240 R14: 0000000000007197 R15: 00007ffe7aed9254 [ 30.314225] Kernel Offset: disabled [ 30.317830] Rebooting in 86400 seconds..