[....] Starting enhanced syslogd: rsyslogd[ 16.018958] audit: type=1400 audit(1518229609.170:5): avc: denied { syslog } for pid=4007 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 OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 18.447740] audit: type=1400 audit(1518229611.599:6): avc: denied { map } for pid=4145 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 '10.128.0.28' (ECDSA) to the list of known hosts. executing program [ 24.705042] audit: type=1400 audit(1518229617.856:7): avc: denied { map } for pid=4159 comm="syzkaller012266" path="/root/syzkaller012266802" 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 [ 24.734021] [ 24.735643] ====================================================== [ 24.741927] WARNING: possible circular locking dependency detected [ 24.748210] 4.15.0+ #306 Not tainted [ 24.751889] ------------------------------------------------------ [ 24.758172] syzkaller012266/4159 is trying to acquire lock: [ 24.763849] (rtnl_mutex){+.+.}, at: [<00000000bf301039>] rtnl_lock+0x17/0x20 [ 24.771098] [ 24.771098] but task is already holding lock: [ 24.777034] (&xt[i].mutex){+.+.}, at: [<0000000086732591>] xt_find_table_lock+0x3e/0x3e0 [ 24.785326] [ 24.785326] which lock already depends on the new lock. [ 24.785326] [ 24.793606] [ 24.793606] the existing dependency chain (in reverse order) is: [ 24.801189] [ 24.801189] -> #2 (&xt[i].mutex){+.+.}: [ 24.806612] __mutex_lock+0x16f/0x1a80 [ 24.810984] mutex_lock_nested+0x16/0x20 [ 24.815533] xt_find_table_lock+0x3e/0x3e0 [ 24.820257] xt_request_find_table_lock+0x28/0xc0 [ 24.825586] get_info+0x154/0x690 [ 24.829526] do_arpt_get_ctl+0x2a9/0xa00 [ 24.834074] nf_getsockopt+0x6a/0xc0 [ 24.838278] ip_getsockopt+0x15c/0x220 [ 24.842655] tcp_getsockopt+0x82/0xd0 [ 24.846943] sock_common_getsockopt+0x95/0xd0 [ 24.851928] SyS_getsockopt+0x178/0x340 [ 24.856389] do_syscall_64+0x282/0x940 [ 24.860765] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.866438] [ 24.866438] -> #1 (sk_lock-AF_INET){+.+.}: [ 24.872121] lock_sock_nested+0xc2/0x110 [ 24.876669] do_ip_getsockopt+0x1b3/0x2170 [ 24.881389] ip_getsockopt+0x90/0x220 [ 24.885678] tcp_getsockopt+0x82/0xd0 [ 24.889967] sock_common_getsockopt+0x95/0xd0 [ 24.894948] SyS_getsockopt+0x178/0x340 [ 24.899410] do_syscall_64+0x282/0x940 [ 24.903784] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.909456] [ 24.909456] -> #0 (rtnl_mutex){+.+.}: [ 24.914707] lock_acquire+0x1d5/0x580 [ 24.918993] __mutex_lock+0x16f/0x1a80 [ 24.923369] mutex_lock_nested+0x16/0x20 [ 24.927917] rtnl_lock+0x17/0x20 [ 24.931772] unregister_netdevice_notifier+0x91/0x4e0 [ 24.937450] tee_tg_destroy+0x61/0xc0 [ 24.941737] cleanup_entry+0x218/0x350 [ 24.946112] __do_replace+0x79d/0xa50 [ 24.950397] do_ipt_set_ctl+0x40f/0x5f0 [ 24.954860] nf_setsockopt+0x67/0xc0 [ 24.959060] ip_setsockopt+0x97/0xa0 [ 24.963260] tcp_setsockopt+0x82/0xd0 [ 24.967549] sock_common_setsockopt+0x95/0xd0 [ 24.972530] SyS_setsockopt+0x189/0x360 [ 24.976989] do_syscall_64+0x282/0x940 [ 24.981367] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.987040] [ 24.987040] other info that might help us debug this: [ 24.987040] [ 24.995144] Chain exists of: [ 24.995144] rtnl_mutex --> sk_lock-AF_INET --> &xt[i].mutex [ 24.995144] [ 25.005342] Possible unsafe locking scenario: [ 25.005342] [ 25.011362] CPU0 CPU1 [ 25.015995] ---- ---- [ 25.020630] lock(&xt[i].mutex); [ 25.024049] lock(sk_lock-AF_INET); [ 25.030244] lock(&xt[i].mutex); [ 25.036180] lock(rtnl_mutex); [ 25.039424] [ 25.039424] *** DEADLOCK *** [ 25.039424] [ 25.045447] 1 lock held by syzkaller012266/4159: [ 25.050164] #0: (&xt[i].mutex){+.+.}, at: [<0000000086732591>] xt_find_table_lock+0x3e/0x3e0 [ 25.058884] [ 25.058884] stack backtrace: [ 25.063349] CPU: 0 PID: 4159 Comm: syzkaller012266 Not tainted 4.15.0+ #306 [ 25.070411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.079730] Call Trace: [ 25.082286] dump_stack+0x194/0x257 [ 25.085881] ? arch_local_irq_restore+0x53/0x53 [ 25.090520] print_circular_bug.isra.38+0x2cd/0x2dc [ 25.095502] ? save_trace+0xe0/0x2b0 [ 25.099186] __lock_acquire+0x30a8/0x3e00 [ 25.103301] ? print_irqtrace_events+0x270/0x270 [ 25.108033] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 25.113191] ? __lock_acquire+0x664/0x3e00 [ 25.117395] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 25.122556] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 25.127713] ? check_noncircular+0x20/0x20 [ 25.131916] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 25.137075] ? check_noncircular+0x20/0x20 [ 25.141281] lock_acquire+0x1d5/0x580 [ 25.145047] ? lock_acquire+0x1d5/0x580 [ 25.148989] ? rtnl_lock+0x17/0x20 [ 25.152500] ? lock_release+0xa40/0xa40 [ 25.156442] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 25.162294] ? rcu_note_context_switch+0x710/0x710 [ 25.167188] ? __lock_acquire+0x664/0x3e00 [ 25.171391] ? __might_sleep+0x95/0x190 [ 25.175331] ? rtnl_lock+0x17/0x20 [ 25.178836] __mutex_lock+0x16f/0x1a80 [ 25.182690] ? rtnl_lock+0x17/0x20 [ 25.186199] ? rtnl_lock+0x17/0x20 [ 25.189707] ? lock_release+0xa40/0xa40 [ 25.193648] ? mutex_lock_io_nested+0x1900/0x1900 [ 25.198456] ? __free_insn_slot+0x5c0/0x5c0 [ 25.202745] ? is_bpf_text_address+0xa4/0x120 [ 25.207207] ? rcutorture_record_progress+0x10/0x10 [ 25.212194] ? is_bpf_text_address+0xa4/0x120 [ 25.216654] ? kernel_text_address+0x102/0x140 [ 25.221205] ? __kernel_text_address+0xd/0x40 [ 25.225668] ? unwind_get_return_address+0x61/0xa0 [ 25.230565] ? __save_stack_trace+0x7e/0xd0 [ 25.234855] ? check_noncircular+0x20/0x20 [ 25.239058] ? save_stack+0xa3/0xd0 [ 25.242650] ? save_stack+0x43/0xd0 [ 25.246246] ? kasan_kmalloc+0xad/0xe0 [ 25.250100] ? __kmalloc_node+0x47/0x70 [ 25.254040] ? kvmalloc_node+0x99/0xd0 [ 25.257895] ? xt_replace_table+0x23c/0x9d0 [ 25.262185] ? __do_replace+0x2e3/0xa50 [ 25.266127] ? do_ipt_set_ctl+0x40f/0x5f0 [ 25.270242] ? pcpu_chunk_relocate+0x315/0x770 [ 25.274794] ? print_irqtrace_events+0x270/0x270 [ 25.279519] ? free_percpu+0x229/0x830 [ 25.283375] ? lock_downgrade+0x980/0x980 [ 25.287488] ? __lock_is_held+0xb6/0x140 [ 25.291513] ? lock_release+0xa40/0xa40 [ 25.295455] ? tee_tg6+0x170/0x170 [ 25.298960] mutex_lock_nested+0x16/0x20 [ 25.302988] ? mutex_lock_nested+0x16/0x20 [ 25.307193] rtnl_lock+0x17/0x20 [ 25.310527] unregister_netdevice_notifier+0x91/0x4e0 [ 25.315682] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 25.320665] ? trace_hardirqs_on+0xd/0x10 [ 25.324781] ? register_netdevice_notifier+0x860/0x860 [ 25.330026] ? free_percpu+0x22e/0x830 [ 25.333882] ? __alloc_percpu+0x30/0x30 [ 25.337823] ? find_next_bit+0xcc/0x100 [ 25.341765] ? cpumask_next+0x24/0x30 [ 25.345533] ? __lock_is_held+0xb6/0x140 [ 25.349559] ? tee_tg6+0x170/0x170 [ 25.353066] tee_tg_destroy+0x61/0xc0 [ 25.356835] cleanup_entry+0x218/0x350 [ 25.360688] ? cleanup_match+0x220/0x220 [ 25.364718] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 25.370569] ? find_last_bit+0xa2/0xd0 [ 25.374423] __do_replace+0x79d/0xa50 [ 25.378192] ? compat_table_info+0x470/0x470 [ 25.382569] ? kasan_check_write+0x14/0x20 [ 25.386771] ? _copy_from_user+0x99/0x110 [ 25.390886] do_ipt_set_ctl+0x40f/0x5f0 [ 25.394828] ? translate_compat_table+0x1b90/0x1b90 [ 25.399812] ? mutex_unlock+0xd/0x10 [ 25.403493] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 25.408737] nf_setsockopt+0x67/0xc0 [ 25.412418] ip_setsockopt+0x97/0xa0 [ 25.416101] tcp_setsockopt+0x82/0xd0 [ 25.419869] sock_common_setsockopt+0x95/0xd0 [ 25.424334] SyS_setsockopt+0x189/0x360 [ 25.428278] ? SyS_recv+0x40/0x40 [ 25.431697] ? mm_fault_error+0x2c0/0x2c0 [ 25.435815] ? move_addr_to_kernel+0x60/0x60 [ 25.440191] ? do_syscall_64+0xb7/0x940 [ 25.444134] ? SyS_recv+0x40/0x40 [ 25.447556] do_syscall_64+0x282/0x940 [ 25.451409] ? __do_page_fault+0xc90/0xc90 [ 25.455608] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.460332] ? syscall_return_slowpath+0x550/0x550 [ 25.465228] ? syscall_return_slowpath+0x2ac/0x550 [ 25.470125] ? prepare_exit_to_usermode+0x350/0x350 [ 25.475111] ? entry_SYSCALL_64_after_hwframe+0x36/0x9b [ 25.480440] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.485249] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 25.490406] RIP: 0033:0x44455a [ 25.493564] RSP: 002b:00007ffc4ecc4948 EFLAGS: 00000202 ORIG_RAX: 0000000000000036 [ 25.501239] RAX: ffffffffffffffda RBX: 00000000006d0e00 RCX: 000000000044455a executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 25.508478] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 25.515714] RBP: 00000000006d0e00 R08: 0000000000000240 R09: 0000000000004000 [ 25.522950] R10: 00000000006d0da0 R11: 0000000000000202 R12: 00007ffc4ecc4970 [ 25.530187] R13: 00000000006d1b80 R14: 0000000000000003 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program