[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 38.825875] audit: type=1800 audit(1546110976.835:25): pid=7712 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 38.853639] audit: type=1800 audit(1546110976.835:26): pid=7712 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 38.908443] audit: type=1800 audit(1546110976.835:27): pid=7712 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 83.101241] cron (7862) used greatest stack depth: 15720 bytes left Warning: Permanently added '10.128.0.56' (ECDSA) to the list of known hosts. 2018/12/29 19:17:06 parsed 1 programs 2018/12/29 19:17:08 executed programs: 0 [ 90.277228] IPVS: ftp: loaded support on port[0] = 21 [ 90.509609] chnl_net:caif_netlink_parms(): no params data found [ 90.611032] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.617826] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.624927] device bridge_slave_0 entered promiscuous mode [ 90.641980] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.648705] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.655568] device bridge_slave_1 entered promiscuous mode [ 90.702465] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.722505] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.770681] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 90.777965] team0: Port device team_slave_0 added [ 90.795247] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 90.803647] team0: Port device team_slave_1 added [ 90.819507] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 90.836549] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 90.894341] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 90.911352] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 91.050586] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.057032] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.063845] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.070578] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.490068] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.497501] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.580340] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.632061] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 91.680175] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 91.686453] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 91.694620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.739641] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 91.745787] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.795521] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 91.802706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 91.811161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.819389] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.825716] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.866475] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 91.873971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 91.883119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.890975] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.897403] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.939182] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 91.946035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.997552] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 92.004468] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.053454] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 92.060393] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.068062] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.075721] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.124877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 92.132111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.140260] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.182151] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 92.189606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 92.197100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.249016] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 92.255769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 92.264618] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.571347] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 92.715619] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.813307] ================================================================== [ 92.820784] BUG: KASAN: use-after-free in __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 92.828136] Read of size 8 at addr ffff888096b3ea60 by task syz-executor0/8260 [ 92.835475] [ 92.837105] CPU: 0 PID: 8260 Comm: syz-executor0 Not tainted 4.20.0+ #174 [ 92.844025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.853360] Call Trace: [ 92.855965] dump_stack+0x1d3/0x2c6 [ 92.859596] ? dump_stack_print_info.cold.1+0x20/0x20 [ 92.864773] ? printk+0xa7/0xcf [ 92.868058] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 92.872823] print_address_description.cold.5+0x9/0x1ff [ 92.878176] ? __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 92.883217] kasan_report.cold.6+0x1b/0x39 [ 92.887460] ? __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 92.892478] ? __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 92.897505] __asan_report_load8_noabort+0x14/0x20 [ 92.902449] __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 92.907293] ? netlink_rcv_skb+0x16c/0x430 [ 92.911527] ? sock_sendmsg+0xd5/0x120 [ 92.915409] ? smc_diag_handler_dump+0x350/0x350 [ 92.920218] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.925769] ? check_preemption_disabled+0x48/0x280 [ 92.930785] ? __lock_is_held+0xb5/0x140 [ 92.934842] ? __kmalloc_node_track_caller+0x3c/0x70 [ 92.939933] ? rcu_read_lock_sched_held+0x108/0x120 [ 92.944943] ? kasan_unpoison_shadow+0x35/0x50 [ 92.949529] ? lock_acquire+0x1ed/0x520 [ 92.953519] ? smc_diag_dump_proto.isra.5+0xf8/0x3c0 [ 92.958619] ? __kmalloc_node_track_caller+0x4d/0x70 [ 92.963727] ? lock_release+0xa00/0xa00 [ 92.967709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.973259] ? __alloc_skb+0x4bd/0x760 [ 92.977149] ? __netlink_dump_start+0x592/0x7c0 [ 92.981856] ? kasan_check_write+0x14/0x20 [ 92.986093] smc_diag_dump_proto.isra.5+0x2e8/0x3c0 [ 92.991128] ? __smc_diag_dump.isra.4+0x2ae0/0x2ae0 [ 92.996157] ? kasan_check_write+0x14/0x20 [ 93.000393] smc_diag_dump+0x26/0x70 [ 93.004106] netlink_dump+0x600/0x1080 [ 93.008001] ? check_preemption_disabled+0x48/0x280 [ 93.013028] ? netlink_broadcast+0x50/0x50 [ 93.017278] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 93.022549] ? rcu_read_unlock_special+0x370/0x370 [ 93.027484] __netlink_dump_start+0x59a/0x7c0 [ 93.031988] smc_diag_handler_dump+0x2a3/0x350 [ 93.036580] ? smc_gid_be16_convert+0x2c0/0x2c0 [ 93.041261] ? smc_diag_dump_proto.isra.5+0x3c0/0x3c0 [ 93.046442] ? netlink_deliver_tap+0x355/0xf40 [ 93.051046] sock_diag_rcv_msg+0x31d/0x410 [ 93.055291] netlink_rcv_skb+0x16c/0x430 [ 93.059344] ? sock_diag_bind+0x80/0x80 [ 93.063334] ? netlink_ack+0xb70/0xb70 [ 93.067226] sock_diag_rcv+0x2a/0x40 [ 93.070936] netlink_unicast+0x59f/0x750 [ 93.075029] ? netlink_attachskb+0x9a0/0x9a0 [ 93.079437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.085000] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 93.090042] netlink_sendmsg+0xa18/0xfc0 [ 93.094102] ? netlink_unicast+0x750/0x750 [ 93.098337] ? smack_socket_sendmsg+0xb0/0x190 [ 93.102921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.108444] ? security_socket_sendmsg+0x94/0xc0 [ 93.113187] ? netlink_unicast+0x750/0x750 [ 93.117412] sock_sendmsg+0xd5/0x120 [ 93.121127] ___sys_sendmsg+0x7fd/0x930 [ 93.125097] ? copy_msghdr_from_user+0x580/0x580 [ 93.129844] ? mnt_get_count+0x150/0x150 [ 93.133900] ? blkcg_maybe_throttle_current+0x54f/0x13d0 [ 93.139352] ? __fget_light+0x2e9/0x430 [ 93.143317] ? fget_raw+0x20/0x20 [ 93.146772] ? __might_fault+0x12b/0x1e0 [ 93.150832] ? lock_downgrade+0x900/0x900 [ 93.155003] ? lock_release+0xa00/0xa00 [ 93.158966] ? arch_local_save_flags+0x40/0x40 [ 93.163555] ? posix_ktime_get_ts+0x15/0x20 [ 93.167861] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 93.173325] ? trace_hardirqs_on+0xbd/0x310 [ 93.177644] ? kasan_check_read+0x11/0x20 [ 93.181795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 93.187326] ? sockfd_lookup_light+0xc5/0x160 [ 93.192298] __sys_sendmsg+0x11d/0x280 [ 93.196176] ? __ia32_sys_shutdown+0x80/0x80 [ 93.200599] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 93.206155] ? put_timespec64+0x10f/0x1b0 [ 93.210314] ? do_syscall_64+0x9a/0x820 [ 93.214283] ? do_syscall_64+0x9a/0x820 [ 93.218261] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 93.223726] __x64_sys_sendmsg+0x78/0xb0 [ 93.227786] do_syscall_64+0x1b9/0x820 [ 93.231664] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 93.237018] ? syscall_return_slowpath+0x5e0/0x5e0 [ 93.241934] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.246781] ? trace_hardirqs_on_caller+0x310/0x310 [ 93.251786] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 93.256793] ? prepare_exit_to_usermode+0x291/0x3b0 [ 93.261858] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.267507] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.272686] RIP: 0033:0x4579b9 [ 93.275878] Code: fd b3 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 b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.294771] RSP: 002b:00007fb29c4e4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.302690] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004579b9 [ 93.309980] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 93.317260] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 93.324523] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb29c4e56d4 [ 93.331781] R13: 00000000004c4d3b R14: 00000000004d84a8 R15: 00000000ffffffff [ 93.339057] [ 93.340681] Allocated by task 8260: [ 93.344319] save_stack+0x43/0xd0 [ 93.347765] kasan_kmalloc+0xcb/0xd0 [ 93.351470] kasan_slab_alloc+0x12/0x20 [ 93.355434] kmem_cache_alloc+0x130/0x730 [ 93.359579] sock_alloc_inode+0x1d/0x260 [ 93.363660] alloc_inode+0x63/0x190 [ 93.367291] new_inode_pseudo+0x71/0x1a0 [ 93.371358] sock_alloc+0x41/0x270 [ 93.374892] __sock_create+0x175/0x930 [ 93.378765] sock_create_kern+0x3b/0x50 [ 93.382729] smc_create+0x17c/0x3b0 [ 93.386346] __sock_create+0x536/0x930 [ 93.390237] __sys_socket+0x106/0x260 [ 93.394026] __x64_sys_socket+0x73/0xb0 [ 93.397998] do_syscall_64+0x1b9/0x820 [ 93.401878] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.407048] [ 93.408668] Freed by task 8258: [ 93.411938] save_stack+0x43/0xd0 [ 93.415377] __kasan_slab_free+0x102/0x150 [ 93.419599] kasan_slab_free+0xe/0x10 [ 93.423414] kmem_cache_free+0x83/0x290 [ 93.427374] sock_destroy_inode+0x51/0x60 [ 93.431516] destroy_inode+0x159/0x200 [ 93.435595] evict+0x5e0/0x980 [ 93.438777] iput+0x679/0xa90 [ 93.441964] __sock_release+0x1ec/0x250 [ 93.445941] sock_release+0x17/0x20 [ 93.449569] smc_release+0x297/0x9a0 [ 93.453283] __sock_release+0xd7/0x250 [ 93.457162] sock_close+0x19/0x20 [ 93.460605] __fput+0x385/0xa50 [ 93.463874] ____fput+0x15/0x20 [ 93.467149] task_work_run+0x1e8/0x2a0 [ 93.471045] exit_to_usermode_loop+0x318/0x380 [ 93.476762] do_syscall_64+0x6be/0x820 [ 93.480640] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.485809] [ 93.487433] The buggy address belongs to the object at ffff888096b3ea40 [ 93.487433] which belongs to the cache sock_inode_cache(17:syz0) of size 976 [ 93.501295] The buggy address is located 32 bytes inside of [ 93.501295] 976-byte region [ffff888096b3ea40, ffff888096b3ee10) [ 93.513067] The buggy address belongs to the page: [ 93.517998] page:ffffea00025acf80 count:1 mapcount:0 mapping:ffff8880a4cd4780 index:0xffff888096b3effd [ 93.527445] flags: 0x1fffc0000000200(slab) [ 93.531677] raw: 01fffc0000000200 ffffea000227a048 ffffea00025a58c8 ffff8880a4cd4780 [ 93.539553] raw: ffff888096b3effd ffff888096b3e140 0000000100000003 ffff8880a0886dc0 [ 93.548151] page dumped because: kasan: bad access detected [ 93.553847] page->mem_cgroup:ffff8880a0886dc0 [ 93.558335] [ 93.559981] Memory state around the buggy address: [ 93.564914] ffff888096b3e900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.572269] ffff888096b3e980: fb fb fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 93.579615] >ffff888096b3ea00: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 93.586977] ^ [ 93.593461] ffff888096b3ea80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.600823] ffff888096b3eb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.608177] ================================================================== [ 93.615520] Disabling lock debugging due to kernel taint [ 93.621845] Kernel panic - not syncing: panic_on_warn set ... [ 93.627728] CPU: 0 PID: 8260 Comm: syz-executor0 Tainted: G B 4.20.0+ #174 [ 93.636110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.645460] Call Trace: [ 93.648039] dump_stack+0x1d3/0x2c6 [ 93.651658] ? dump_stack_print_info.cold.1+0x20/0x20 [ 93.656839] ? __smc_diag_dump.isra.4+0x2720/0x2ae0 [ 93.661856] panic+0x2ad/0x55f [ 93.665044] ? add_taint.cold.5+0x16/0x16 [ 93.669184] ? trace_hardirqs_on+0xb4/0x310 [ 93.673493] ? __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 93.678501] end_report+0x47/0x4f [ 93.681957] kasan_report.cold.6+0xe/0x39 [ 93.686105] ? __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 93.691114] ? __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 93.696141] __asan_report_load8_noabort+0x14/0x20 [ 93.701062] __smc_diag_dump.isra.4+0x2792/0x2ae0 [ 93.705893] ? netlink_rcv_skb+0x16c/0x430 [ 93.710115] ? sock_sendmsg+0xd5/0x120 [ 93.713998] ? smc_diag_handler_dump+0x350/0x350 [ 93.718746] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.724269] ? check_preemption_disabled+0x48/0x280 [ 93.729275] ? __lock_is_held+0xb5/0x140 [ 93.733341] ? __kmalloc_node_track_caller+0x3c/0x70 [ 93.738431] ? rcu_read_lock_sched_held+0x108/0x120 [ 93.743463] ? kasan_unpoison_shadow+0x35/0x50 [ 93.748040] ? lock_acquire+0x1ed/0x520 [ 93.752014] ? smc_diag_dump_proto.isra.5+0xf8/0x3c0 [ 93.757134] ? __kmalloc_node_track_caller+0x4d/0x70 [ 93.762236] ? lock_release+0xa00/0xa00 [ 93.766222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.771760] ? __alloc_skb+0x4bd/0x760 [ 93.775634] ? __netlink_dump_start+0x592/0x7c0 [ 93.780293] ? kasan_check_write+0x14/0x20 [ 93.784539] smc_diag_dump_proto.isra.5+0x2e8/0x3c0 [ 93.789547] ? __smc_diag_dump.isra.4+0x2ae0/0x2ae0 [ 93.794553] ? kasan_check_write+0x14/0x20 [ 93.798776] smc_diag_dump+0x26/0x70 [ 93.802477] netlink_dump+0x600/0x1080 [ 93.806358] ? check_preemption_disabled+0x48/0x280 [ 93.811366] ? netlink_broadcast+0x50/0x50 [ 93.815601] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 93.820876] ? rcu_read_unlock_special+0x370/0x370 [ 93.825797] __netlink_dump_start+0x59a/0x7c0 [ 93.830286] smc_diag_handler_dump+0x2a3/0x350 [ 93.834865] ? smc_gid_be16_convert+0x2c0/0x2c0 [ 93.839546] ? smc_diag_dump_proto.isra.5+0x3c0/0x3c0 [ 93.844724] ? netlink_deliver_tap+0x355/0xf40 [ 93.849299] sock_diag_rcv_msg+0x31d/0x410 [ 93.853525] netlink_rcv_skb+0x16c/0x430 [ 93.857575] ? sock_diag_bind+0x80/0x80 [ 93.861538] ? netlink_ack+0xb70/0xb70 [ 93.865420] sock_diag_rcv+0x2a/0x40 [ 93.869138] netlink_unicast+0x59f/0x750 [ 93.873193] ? netlink_attachskb+0x9a0/0x9a0 [ 93.877597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.883159] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 93.888197] netlink_sendmsg+0xa18/0xfc0 [ 93.892283] ? netlink_unicast+0x750/0x750 [ 93.896514] ? smack_socket_sendmsg+0xb0/0x190 [ 93.901086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.906617] ? security_socket_sendmsg+0x94/0xc0 [ 93.911361] ? netlink_unicast+0x750/0x750 [ 93.915642] sock_sendmsg+0xd5/0x120 [ 93.919359] ___sys_sendmsg+0x7fd/0x930 [ 93.923350] ? copy_msghdr_from_user+0x580/0x580 [ 93.928097] ? mnt_get_count+0x150/0x150 [ 93.932154] ? blkcg_maybe_throttle_current+0x54f/0x13d0 [ 93.937604] ? __fget_light+0x2e9/0x430 [ 93.941585] ? fget_raw+0x20/0x20 [ 93.945033] ? __might_fault+0x12b/0x1e0 [ 93.949091] ? lock_downgrade+0x900/0x900 [ 93.953241] ? lock_release+0xa00/0xa00 [ 93.957201] ? arch_local_save_flags+0x40/0x40 [ 93.961768] ? posix_ktime_get_ts+0x15/0x20 [ 93.966082] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 93.971559] ? trace_hardirqs_on+0xbd/0x310 [ 93.975893] ? kasan_check_read+0x11/0x20 [ 93.980082] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 93.985617] ? sockfd_lookup_light+0xc5/0x160 [ 93.990097] __sys_sendmsg+0x11d/0x280 [ 93.993974] ? __ia32_sys_shutdown+0x80/0x80 [ 93.998377] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 94.003901] ? put_timespec64+0x10f/0x1b0 [ 94.008053] ? do_syscall_64+0x9a/0x820 [ 94.012051] ? do_syscall_64+0x9a/0x820 [ 94.016015] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 94.021461] __x64_sys_sendmsg+0x78/0xb0 [ 94.025510] do_syscall_64+0x1b9/0x820 [ 94.029395] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 94.034749] ? syscall_return_slowpath+0x5e0/0x5e0 [ 94.039701] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.044548] ? trace_hardirqs_on_caller+0x310/0x310 [ 94.049581] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 94.054596] ? prepare_exit_to_usermode+0x291/0x3b0 [ 94.059605] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.064480] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.069656] RIP: 0033:0x4579b9 [ 94.072860] Code: fd b3 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 b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.091754] RSP: 002b:00007fb29c4e4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.099453] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004579b9 [ 94.106702] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000006 [ 94.113954] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 94.121228] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb29c4e56d4 [ 94.128496] R13: 00000000004c4d3b R14: 00000000004d84a8 R15: 00000000ffffffff [ 94.136694] Kernel Offset: disabled [ 94.140318] Rebooting in 86400 seconds..