[....] Starting enhanced syslogd: rsyslogd[ 12.950054] audit: type=1400 audit(1516394945.593:5): avc: denied { syslog } for pid=3498 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?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: [ 18.749851] audit: type=1400 audit(1516394951.393:6): avc: denied { map } for pid=3638 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 Warning: Permanently added '10.128.0.56' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 25.059868] audit: type=1400 audit(1516394957.703:7): avc: denied { map } for pid=3652 comm="syzkaller125547" path="/root/syzkaller125547788" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 31.884287] ================================================================== [ 31.891694] BUG: KASAN: use-after-free in pppol2tp_connect+0x1a91/0x1dd0 [ 31.898508] Read of size 8 at addr ffff8801d0b0b968 by task syzkaller125547/5636 [ 31.906009] [ 31.907615] CPU: 0 PID: 5636 Comm: syzkaller125547 Not tainted 4.15.0-rc8+ #198 [ 31.915041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.924378] Call Trace: [ 31.926946] dump_stack+0x194/0x257 [ 31.930548] ? arch_local_irq_restore+0x53/0x53 [ 31.935194] ? show_regs_print_info+0x18/0x18 [ 31.939668] ? pppol2tp_connect+0x1a91/0x1dd0 [ 31.944138] print_address_description+0x73/0x250 [ 31.948956] ? pppol2tp_connect+0x1a91/0x1dd0 [ 31.953425] kasan_report+0x25b/0x340 [ 31.957206] __asan_report_load8_noabort+0x14/0x20 [ 31.962107] pppol2tp_connect+0x1a91/0x1dd0 [ 31.966416] ? pppol2tp_recv_payload_hook+0x1b0/0x1b0 [ 31.971591] ? selinux_netlbl_socket_connect+0x76/0x1b0 [ 31.976942] ? selinux_socket_connect+0x311/0x730 [ 31.981775] ? lock_downgrade+0x980/0x980 [ 31.985906] ? lock_downgrade+0x980/0x980 [ 31.990032] ? selinux_socket_setsockopt+0x80/0x80 [ 31.994937] ? lock_release+0xa40/0xa40 [ 31.998906] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 32.004769] ? __check_object_size+0x25d/0x4f0 [ 32.009326] ? handle_mm_fault+0x410/0x8d0 [ 32.013544] ? __might_sleep+0x95/0x190 [ 32.017515] ? security_socket_connect+0x89/0xb0 [ 32.022256] SYSC_connect+0x213/0x4a0 [ 32.026032] ? SYSC_bind+0x410/0x410 [ 32.029735] ? do_page_fault+0xee/0x720 [ 32.033686] ? __do_page_fault+0xc90/0xc90 [ 32.037902] ? sock_map_fd+0x53/0x90 [ 32.041592] ? SyS_socket+0x12d/0x1d0 [ 32.045372] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 32.050190] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 32.055188] SyS_connect+0x24/0x30 [ 32.058721] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 32.063448] RIP: 0033:0x440889 [ 32.066610] RSP: 002b:00007ffe020a9d08 EFLAGS: 00000207 ORIG_RAX: 000000000000002a [ 32.074289] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000440889 [ 32.081533] RDX: 000000000000002e RSI: 00000000205fafd2 RDI: 0000000000000004 [ 32.088776] RBP: 0000000000007c88 R08: 0000000000000000 R09: 0000000000000000 [ 32.096459] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 32.103702] R13: 0000000000401d80 R14: 0000000000000000 R15: 0000000000000000 [ 32.110962] [ 32.112564] Allocated by task 5631: [ 32.116166] save_stack+0x43/0xd0 [ 32.119589] kasan_kmalloc+0xad/0xe0 [ 32.123275] kasan_slab_alloc+0x12/0x20 [ 32.127230] kmem_cache_alloc+0x12e/0x760 [ 32.131356] sk_prot_alloc+0x65/0x2a0 [ 32.135130] sk_alloc+0x105/0x1440 [ 32.138645] inet6_create+0x44d/0x10f0 [ 32.142503] __sock_create+0x4d4/0x850 [ 32.146361] SyS_socket+0xeb/0x1d0 [ 32.149873] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 32.154596] [ 32.156202] Freed by task 5636: [ 32.159451] save_stack+0x43/0xd0 [ 32.162875] kasan_slab_free+0x71/0xc0 [ 32.166742] kmem_cache_free+0x83/0x2a0 [ 32.170692] __sk_destruct+0x628/0x920 [ 32.174550] rcu_process_callbacks+0xd6c/0x17f0 [ 32.179191] __do_softirq+0x2d7/0xb85 [ 32.182965] [ 32.184568] The buggy address belongs to the object at ffff8801d0b0b740 [ 32.184568] which belongs to the cache UDPv6 of size 1664 [ 32.196773] The buggy address is located 552 bytes inside of [ 32.196773] 1664-byte region [ffff8801d0b0b740, ffff8801d0b0bdc0) [ 32.208702] The buggy address belongs to the page: [ 32.213606] page:ffffea000742c2c0 count:1 mapcount:0 mapping:ffff8801d0b0b040 index:0x0 [ 32.221724] flags: 0x2fffc0000000100(slab) [ 32.225935] raw: 02fffc0000000100 ffff8801d0b0b040 0000000000000000 0000000100000002 [ 32.233809] raw: ffffea0007409f20 ffffea0007406c20 ffff8801d32e8d80 0000000000000000 [ 32.241664] page dumped because: kasan: bad access detected [ 32.247350] [ 32.248946] Memory state around the buggy address: [ 32.253847] ffff8801d0b0b800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.261178] ffff8801d0b0b880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.268520] >ffff8801d0b0b900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.275863] ^ [ 32.282584] ffff8801d0b0b980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.289917] ffff8801d0b0ba00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.297267] ================================================================== [ 32.304599] Disabling lock debugging due to kernel taint [ 32.310082] Kernel panic - not syncing: panic_on_warn set ... [ 32.310082] [ 32.317424] CPU: 0 PID: 5636 Comm: syzkaller125547 Tainted: G B 4.15.0-rc8+ #198 [ 32.326158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.335484] Call Trace: [ 32.338048] dump_stack+0x194/0x257 [ 32.341653] ? arch_local_irq_restore+0x53/0x53 [ 32.346299] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 32.351028] ? vsnprintf+0x1ed/0x1900 [ 32.354802] ? pppol2tp_connect+0x1a50/0x1dd0 [ 32.359272] panic+0x1e4/0x41c [ 32.362439] ? refcount_error_report+0x214/0x214 [ 32.367170] ? add_taint+0x1c/0x50 [ 32.370688] ? add_taint+0x1c/0x50 [ 32.374201] ? pppol2tp_connect+0x1a91/0x1dd0 [ 32.378673] kasan_end_report+0x50/0x50 [ 32.382622] kasan_report+0x144/0x340 [ 32.386409] __asan_report_load8_noabort+0x14/0x20 [ 32.391400] pppol2tp_connect+0x1a91/0x1dd0 [ 32.395697] ? pppol2tp_recv_payload_hook+0x1b0/0x1b0 [ 32.400867] ? selinux_netlbl_socket_connect+0x76/0x1b0 [ 32.406204] ? selinux_socket_connect+0x311/0x730 [ 32.411021] ? lock_downgrade+0x980/0x980 [ 32.415141] ? lock_downgrade+0x980/0x980 [ 32.419264] ? selinux_socket_setsockopt+0x80/0x80 [ 32.424168] ? lock_release+0xa40/0xa40 [ 32.428114] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 32.433991] ? __check_object_size+0x25d/0x4f0 [ 32.438571] ? handle_mm_fault+0x410/0x8d0 [ 32.442788] ? __might_sleep+0x95/0x190 [ 32.446756] ? security_socket_connect+0x89/0xb0 [ 32.451507] SYSC_connect+0x213/0x4a0 [ 32.455308] ? SYSC_bind+0x410/0x410 [ 32.459007] ? do_page_fault+0xee/0x720 [ 32.462955] ? __do_page_fault+0xc90/0xc90 [ 32.467165] ? sock_map_fd+0x53/0x90 [ 32.470853] ? SyS_socket+0x12d/0x1d0 [ 32.474635] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 32.479451] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 32.484440] SyS_connect+0x24/0x30 [ 32.487952] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 32.492679] RIP: 0033:0x440889 [ 32.495842] RSP: 002b:00007ffe020a9d08 EFLAGS: 00000207 ORIG_RAX: 000000000000002a [ 32.503520] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000440889 [ 32.510766] RDX: 000000000000002e RSI: 00000000205fafd2 RDI: 0000000000000004 [ 32.518008] RBP: 0000000000007c88 R08: 0000000000000000 R09: 0000000000000000 [ 32.525253] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 32.532508] R13: 0000000000401d80 R14: 0000000000000000 R15: 0000000000000000 [ 32.540144] Dumping ftrace buffer: [ 32.543657] (ftrace buffer empty) [ 32.547339] Kernel Offset: disabled [ 32.550936] Rebooting in 86400 seconds..