[....] Starting enhanced syslogd: rsyslogd[ 17.034890] audit: type=1400 audit(1517593478.305:5): avc: denied { syslog } for pid=4011 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 periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] 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: [ 19.336998] audit: type=1400 audit(1517593480.607:6): avc: denied { map } for pid=4149 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 '10.128.0.42' (ECDSA) to the list of known hosts. [ 33.712093] audit: type=1400 audit(1517593494.982:7): avc: denied { map } for pid=4165 comm="syzkaller114342" path="/root/syzkaller114342004" 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 [ 33.722395] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz7.accept_dad = 0 net.ipv6.conf.syz7.router_solicitations = 0 [ 33.764598] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz5.accept_dad = 0 net.ipv6.conf.syz5.router_solicitations = 0 [ 33.790377] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz3.accept_dad = 0 [ 33.818856] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz3.router_solicitations = 0 net.ipv6.conf.syz2.accept_dad = 0 net.ipv6.conf.syz2.router_solicitations = 0 [ 33.856878] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz0.accept_dad = 0 [ 33.896167] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz0.router_solicitations = 0 net.ipv6.conf.syz1.accept_dad = 0 [ 33.948975] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz1.router_solicitations = 0 net.ipv6.conf.syz4.accept_dad = 0 [ 34.009788] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz4.router_solicitations = 0 net.ipv6.conf.syz6.accept_dad = 0 net.ipv6.conf.syz6.router_solicitations = 0 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 34.429696] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 34.437125] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 34.550044] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 34.577338] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available [ 34.615156] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 34.750089] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 34.771169] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available [ 34.857422] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported 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: Operation not supported 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 RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument executing program executing program RTNETLINK answers: Invalid argument executing program RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument executing program executing program RTNETLINK answers: Invalid argument executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 36.079244] l2tp_core: tunl 3: fd 4 wrong protocol, got 1, expected 17 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 36.386508] ================================================================== [ 36.394008] BUG: KASAN: use-after-free in inet_shutdown+0x2d4/0x350 [ 36.400411] Read of size 4 at addr ffff8801c008f540 by task syzkaller114342/5197 [ 36.407930] [ 36.409561] CPU: 0 PID: 5197 Comm: syzkaller114342 Not tainted 4.15.0+ #292 [ 36.416652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.425996] Call Trace: [ 36.428574] dump_stack+0x194/0x257 [ 36.432195] ? arch_local_irq_restore+0x53/0x53 executing program executing program executing program [ 36.436858] ? show_regs_print_info+0x18/0x18 [ 36.441346] ? mark_held_locks+0xaf/0x100 [ 36.445482] ? do_raw_spin_trylock+0x190/0x190 [ 36.450061] ? inet_shutdown+0x2d4/0x350 [ 36.454117] print_address_description+0x73/0x250 [ 36.458957] ? inet_shutdown+0x2d4/0x350 [ 36.463022] kasan_report+0x25b/0x340 [ 36.466822] __asan_report_load4_noabort+0x14/0x20 [ 36.471747] inet_shutdown+0x2d4/0x350 [ 36.475631] pppol2tp_session_close+0x92/0xf0 [ 36.480120] l2tp_tunnel_closeall+0x305/0x410 executing program executing program [ 36.484608] ? pppol2tp_seq_show+0x1420/0x1420 [ 36.489186] ? __l2tp_session_unhash+0x7d0/0x7d0 [ 36.493940] ? __release_sock+0x360/0x360 [ 36.498075] ? lock_sock_nested+0x91/0x110 [ 36.502308] ? l2tp_tunnel_del_work+0x4a0/0x4a0 [ 36.506967] l2tp_udp_encap_destroy+0x95/0x100 [ 36.511552] udpv6_destroy_sock+0x161/0x190 [ 36.515866] ? udp_v6_flush_pending_frames+0xe0/0xe0 [ 36.520960] ? l2tp_tunnel_del_work+0x4a0/0x4a0 [ 36.525625] ? ipv6_sock_ac_close+0x2e8/0x3e0 [ 36.530122] ? udp_v6_flush_pending_frames+0xe0/0xe0 executing program [ 36.535216] sk_common_release+0x6b/0x2f0 [ 36.539360] udp_lib_close+0x15/0x20 [ 36.543070] inet_release+0xed/0x1c0 [ 36.546780] inet6_release+0x50/0x70 [ 36.550492] sock_release+0x8d/0x1e0 [ 36.554205] ? sock_alloc_file+0x560/0x560 [ 36.558606] sock_close+0x16/0x20 [ 36.562055] __fput+0x327/0x7e0 [ 36.565344] ? fput+0x140/0x140 [ 36.568621] ? _raw_spin_unlock_irq+0x27/0x70 [ 36.573123] ____fput+0x15/0x20 [ 36.576393] task_work_run+0x199/0x270 [ 36.580268] ? task_work_cancel+0x210/0x210 [ 36.584569] ? exit_to_usermode_loop+0x8c/0x2f0 [ 36.589219] exit_to_usermode_loop+0x275/0x2f0 [ 36.593780] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 36.599295] ? __close_fd+0x222/0x360 [ 36.603078] syscall_return_slowpath+0x490/0x550 [ 36.607812] ? prepare_exit_to_usermode+0x340/0x340 [ 36.612805] ? entry_SYSCALL_64_fastpath+0x73/0xa0 [ 36.617713] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 36.622705] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.627445] entry_SYSCALL_64_fastpath+0x9e/0xa0 [ 36.632171] RIP: 0033:0x44bbd9 [ 36.635337] RSP: 002b:00007f8e19861ce8 EFLAGS: 00000206 ORIG_RAX: 0000000000000003 [ 36.643021] RAX: 0000000000000000 RBX: 00000000006ddc24 RCX: 000000000044bbd9 [ 36.650265] RDX: 000000000044bbd9 RSI: 0000000000000000 RDI: 0000000000000020 [ 36.657507] RBP: 00000000006ddc20 R08: 0000000000000000 R09: 0000000000000000 [ 36.664752] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 36.671997] R13: 00007ffc84c0bb3f R14: 00007f8e198629c0 R15: 000000000000000d [ 36.679264] [ 36.680870] Allocated by task 5216: [ 36.684476] save_stack+0x43/0xd0 [ 36.687900] kasan_kmalloc+0xad/0xe0 [ 36.691588] kasan_slab_alloc+0x12/0x20 [ 36.695535] kmem_cache_alloc+0x12e/0x760 [ 36.699658] sock_alloc_inode+0x70/0x300 [ 36.703692] alloc_inode+0x65/0x180 [ 36.707291] new_inode_pseudo+0x69/0x190 [ 36.711325] sock_alloc+0x41/0x270 [ 36.714838] __sock_create+0x148/0x850 [ 36.718698] SyS_socket+0xeb/0x1d0 [ 36.722210] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 36.726936] [ 36.728535] Freed by task 5291: [ 36.731785] save_stack+0x43/0xd0 [ 36.735213] kasan_slab_free+0x71/0xc0 [ 36.739073] kmem_cache_free+0x83/0x2a0 [ 36.743026] sock_destroy_inode+0x56/0x70 [ 36.747148] destroy_inode+0x15d/0x200 [ 36.751006] evict+0x57e/0x920 [ 36.754178] iput+0x7b9/0xaf0 [ 36.757260] dentry_unlink_inode+0x4b0/0x5e0 [ 36.761643] __dentry_kill+0x3de/0x700 [ 36.765503] dput.part.21+0x6fb/0x830 [ 36.769281] dput+0x1f/0x30 [ 36.772185] __fput+0x51c/0x7e0 [ 36.775435] ____fput+0x15/0x20 [ 36.778687] task_work_run+0x199/0x270 [ 36.782547] exit_to_usermode_loop+0x275/0x2f0 [ 36.787103] syscall_return_slowpath+0x490/0x550 [ 36.791834] entry_SYSCALL_64_fastpath+0x9e/0xa0 [ 36.796556] [ 36.798160] The buggy address belongs to the object at ffff8801c008f540 [ 36.798160] which belongs to the cache sock_inode_cache of size 992 [ 36.811221] The buggy address is located 0 bytes inside of [ 36.811221] 992-byte region [ffff8801c008f540, ffff8801c008f920) [ 36.822891] The buggy address belongs to the page: [ 36.827795] page:ffffea00070023c0 count:1 mapcount:0 mapping:ffff8801c008f0c0 index:0xffff8801c008fffd [ 36.837211] flags: 0x2fffc0000000100(slab) [ 36.841419] raw: 02fffc0000000100 ffff8801c008f0c0 ffff8801c008fffd 0000000100000003 [ 36.849274] raw: ffffea00070023a0 ffffea00070024a0 ffff8801d9fe6380 0000000000000000 [ 36.857125] page dumped because: kasan: bad access detected [ 36.862803] [ 36.864405] Memory state around the buggy address: [ 36.869309] ffff8801c008f400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 36.876640] ffff8801c008f480: 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc executing program executing program executing program [ 36.883970] >ffff8801c008f500: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 36.891301] ^ [ 36.896723] ffff8801c008f580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 36.904052] ffff8801c008f600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 36.911442] ================================================================== [ 36.918771] Disabling lock debugging due to kernel taint [ 36.924945] Kernel panic - not syncing: panic_on_warn set ... [ 36.924945] executing program executing program executing program [ 36.932316] CPU: 0 PID: 5197 Comm: syzkaller114342 Tainted: G B 4.15.0+ #292 [ 36.940705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.950051] Call Trace: [ 36.952626] dump_stack+0x194/0x257 [ 36.956251] ? arch_local_irq_restore+0x53/0x53 [ 36.960920] ? kasan_end_report+0x32/0x50 [ 36.965057] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.969803] ? vsnprintf+0x1ed/0x1900 [ 36.973593] ? inet_shutdown+0x220/0x350 [ 36.977645] panic+0x1e4/0x41c [ 36.980827] ? refcount_error_report+0x214/0x214 [ 36.985578] ? add_taint+0x1c/0x50 executing program executing program executing program [ 36.989108] ? add_taint+0x1c/0x50 [ 36.992640] ? inet_shutdown+0x2d4/0x350 [ 36.996696] kasan_end_report+0x50/0x50 [ 37.000667] kasan_report+0x144/0x340 [ 37.004462] __asan_report_load4_noabort+0x14/0x20 [ 37.009389] inet_shutdown+0x2d4/0x350 [ 37.013278] pppol2tp_session_close+0x92/0xf0 [ 37.017757] l2tp_tunnel_closeall+0x305/0x410 [ 37.022239] ? pppol2tp_seq_show+0x1420/0x1420 [ 37.026810] ? __l2tp_session_unhash+0x7d0/0x7d0 [ 37.031567] ? __release_sock+0x360/0x360 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 37.035706] ? lock_sock_nested+0x91/0x110 [ 37.039930] ? l2tp_tunnel_del_work+0x4a0/0x4a0 [ 37.044582] l2tp_udp_encap_destroy+0x95/0x100 [ 37.049155] udpv6_destroy_sock+0x161/0x190 [ 37.053468] ? udp_v6_flush_pending_frames+0xe0/0xe0 [ 37.058563] ? l2tp_tunnel_del_work+0x4a0/0x4a0 [ 37.063220] ? ipv6_sock_ac_close+0x2e8/0x3e0 [ 37.067704] ? udp_v6_flush_pending_frames+0xe0/0xe0 [ 37.072797] sk_common_release+0x6b/0x2f0 [ 37.076939] udp_lib_close+0x15/0x20 [ 37.080641] inet_release+0xed/0x1c0 [ 37.084350] inet6_release+0x50/0x70 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 37.088049] sock_release+0x8d/0x1e0 [ 37.091763] ? sock_alloc_file+0x560/0x560 [ 37.095983] sock_close+0x16/0x20 [ 37.099423] __fput+0x327/0x7e0 [ 37.102698] ? fput+0x140/0x140 [ 37.105965] ? _raw_spin_unlock_irq+0x27/0x70 [ 37.110450] ____fput+0x15/0x20 [ 37.113716] task_work_run+0x199/0x270 [ 37.117595] ? task_work_cancel+0x210/0x210 [ 37.121905] ? exit_to_usermode_loop+0x8c/0x2f0 [ 37.126575] exit_to_usermode_loop+0x275/0x2f0 [ 37.131157] ? trace_event_raw_event_sys_exit+0x260/0x260 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 37.136685] ? __close_fd+0x222/0x360 [ 37.140490] syscall_return_slowpath+0x490/0x550 [ 37.145234] ? prepare_exit_to_usermode+0x340/0x340 [ 37.150240] ? entry_SYSCALL_64_fastpath+0x73/0xa0 [ 37.155159] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.160165] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 37.164916] entry_SYSCALL_64_fastpath+0x9e/0xa0 [ 37.169655] RIP: 0033:0x44bbd9 [ 37.172827] RSP: 002b:00007f8e19861ce8 EFLAGS: 00000206 ORIG_RAX: 0000000000000003 [ 37.180522] RAX: 0000000000000000 RBX: 00000000006ddc24 RCX: 000000000044bbd9 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 37.187779] RDX: 000000000044bbd9 RSI: 0000000000000000 RDI: 0000000000000020 [ 37.195037] RBP: 00000000006ddc20 R08: 0000000000000000 R09: 0000000000000000 [ 37.202290] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 37.209548] R13: 00007ffc84c0bb3f R14: 00007f8e198629c0 R15: 000000000000000d [ 37.217238] Dumping ftrace buffer: [ 37.220761] (ftrace buffer empty) [ 37.224440] Kernel Offset: disabled [ 37.228040] Rebooting in 86400 seconds..