[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 17.132712] audit: type=1400 audit(1518355923.690:6): avc: denied { map } for pid=4115 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.5' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 23.413974] audit: type=1400 audit(1518355929.971:7): avc: denied { map } for pid=4129 comm="syzkaller155740" path="/root/syzkaller155740699" 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 [ 23.443692] [ 23.445331] ====================================================== [ 23.451614] WARNING: possible circular locking dependency detected [ 23.457899] 4.15.0+ #308 Not tainted [ 23.461576] ------------------------------------------------------ [ 23.467860] syzkaller155740/4129 is trying to acquire lock: [ 23.473535] (rtnl_mutex){+.+.}, at: [<00000000305eda53>] rtnl_lock+0x17/0x20 [ 23.480785] [ 23.480785] but task is already holding lock: [ 23.486737] (&xt[i].mutex){+.+.}, at: [<000000008029e7d1>] xt_find_table_lock+0x3e/0x3e0 [ 23.495031] [ 23.495031] which lock already depends on the new lock. [ 23.495031] [ 23.503324] [ 23.503324] the existing dependency chain (in reverse order) is: [ 23.510912] [ 23.510912] -> #2 (&xt[i].mutex){+.+.}: [ 23.516339] __mutex_lock+0x16f/0x1a80 [ 23.520717] mutex_lock_nested+0x16/0x20 [ 23.525272] xt_find_table_lock+0x3e/0x3e0 [ 23.529995] xt_request_find_table_lock+0x28/0xc0 [ 23.535329] get_info+0x154/0x690 [ 23.539270] do_ip6t_get_ctl+0x159/0xaf0 [ 23.543820] nf_getsockopt+0x6a/0xc0 [ 23.548026] ipv6_getsockopt+0x1df/0x2e0 [ 23.552580] tcp_getsockopt+0x82/0xd0 [ 23.556880] sock_common_getsockopt+0x95/0xd0 [ 23.561865] SyS_getsockopt+0x178/0x340 [ 23.566329] do_syscall_64+0x282/0x940 [ 23.570705] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 23.576383] [ 23.576383] -> #1 (sk_lock-AF_INET6){+.+.}: [ 23.582155] lock_sock_nested+0xc2/0x110 [ 23.586714] do_ipv6_setsockopt.isra.8+0x3c5/0x39d0 [ 23.592218] ipv6_setsockopt+0xd7/0x130 [ 23.596686] sctp_setsockopt+0x2b6/0x61d0 [ 23.601322] sock_common_setsockopt+0x95/0xd0 [ 23.606308] SyS_setsockopt+0x189/0x360 [ 23.610774] do_syscall_64+0x282/0x940 [ 23.615152] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 23.620828] [ 23.620828] -> #0 (rtnl_mutex){+.+.}: [ 23.626089] lock_acquire+0x1d5/0x580 [ 23.630386] __mutex_lock+0x16f/0x1a80 [ 23.634763] mutex_lock_nested+0x16/0x20 [ 23.639314] rtnl_lock+0x17/0x20 [ 23.643179] unregister_netdevice_notifier+0x91/0x4e0 [ 23.648859] tee_tg_destroy+0x61/0xc0 [ 23.653151] cleanup_entry+0x242/0x380 [ 23.657525] __do_replace+0x7ac/0xa70 [ 23.661813] do_ip6t_set_ctl+0x40f/0x5f0 [ 23.666363] nf_setsockopt+0x67/0xc0 [ 23.670569] ipv6_setsockopt+0x10b/0x130 [ 23.675119] tcp_setsockopt+0x82/0xd0 [ 23.679416] sock_common_setsockopt+0x95/0xd0 [ 23.684401] SyS_setsockopt+0x189/0x360 [ 23.688864] do_syscall_64+0x282/0x940 [ 23.693241] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 23.698916] [ 23.698916] other info that might help us debug this: [ 23.698916] [ 23.707027] Chain exists of: [ 23.707027] rtnl_mutex --> sk_lock-AF_INET6 --> &xt[i].mutex [ 23.707027] [ 23.717323] Possible unsafe locking scenario: [ 23.717323] [ 23.723349] CPU0 CPU1 [ 23.727984] ---- ---- [ 23.732622] lock(&xt[i].mutex); [ 23.736049] lock(sk_lock-AF_INET6); [ 23.742336] lock(&xt[i].mutex); [ 23.748281] lock(rtnl_mutex); [ 23.751529] [ 23.751529] *** DEADLOCK *** [ 23.751529] [ 23.757556] 1 lock held by syzkaller155740/4129: [ 23.762287] #0: (&xt[i].mutex){+.+.}, at: [<000000008029e7d1>] xt_find_table_lock+0x3e/0x3e0 [ 23.771017] [ 23.771017] stack backtrace: [ 23.775492] CPU: 0 PID: 4129 Comm: syzkaller155740 Not tainted 4.15.0+ #308 [ 23.782563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.791887] Call Trace: [ 23.794450] dump_stack+0x194/0x257 [ 23.798097] ? arch_local_irq_restore+0x53/0x53 [ 23.802747] print_circular_bug.isra.38+0x2cd/0x2dc [ 23.807734] ? save_trace+0xe0/0x2b0 [ 23.811419] __lock_acquire+0x30a8/0x3e00 [ 23.815542] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 23.820702] ? __lock_acquire+0x664/0x3e00 [ 23.824906] ? print_irqtrace_events+0x270/0x270 [ 23.829634] ? __lock_acquire+0x664/0x3e00 [ 23.833840] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 23.839008] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 23.844173] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 23.849331] ? check_noncircular+0x20/0x20 [ 23.853533] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 23.858701] ? check_noncircular+0x20/0x20 [ 23.862905] ? find_held_lock+0x35/0x1d0 [ 23.866935] lock_acquire+0x1d5/0x580 [ 23.870703] ? lock_acquire+0x1d5/0x580 [ 23.874645] ? rtnl_lock+0x17/0x20 [ 23.878154] ? check_noncircular+0x20/0x20 [ 23.882445] ? lock_release+0xa40/0xa40 [ 23.886387] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 23.892246] ? rcu_note_context_switch+0x710/0x710 [ 23.897143] ? __lock_acquire+0x664/0x3e00 [ 23.901344] ? __might_sleep+0x95/0x190 [ 23.905293] ? rtnl_lock+0x17/0x20 [ 23.908807] __mutex_lock+0x16f/0x1a80 [ 23.912663] ? rtnl_lock+0x17/0x20 [ 23.916177] ? rtnl_lock+0x17/0x20 [ 23.919688] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 23.924847] ? mutex_lock_io_nested+0x1900/0x1900 [ 23.929661] ? __free_insn_slot+0x5c0/0x5c0 [ 23.933954] ? is_bpf_text_address+0xa4/0x120 [ 23.938418] ? rcutorture_record_progress+0x10/0x10 [ 23.943404] ? is_bpf_text_address+0xa4/0x120 [ 23.947868] ? kernel_text_address+0x102/0x140 [ 23.952416] ? __kernel_text_address+0xd/0x40 [ 23.956882] ? unwind_get_return_address+0x61/0xa0 [ 23.961780] ? __save_stack_trace+0x7e/0xd0 [ 23.966075] ? check_noncircular+0x20/0x20 [ 23.970281] ? save_stack+0xa3/0xd0 [ 23.973878] ? save_stack+0x43/0xd0 [ 23.977476] ? kasan_kmalloc+0xad/0xe0 [ 23.981340] ? __kmalloc_node+0x47/0x70 [ 23.985283] ? kvmalloc_node+0x99/0xd0 [ 23.989141] ? xt_replace_table+0x23c/0x9d0 [ 23.993433] ? __do_replace+0x2e3/0xa70 [ 23.997385] ? pcpu_chunk_relocate+0x315/0x770 [ 24.001945] ? print_irqtrace_events+0x270/0x270 [ 24.006680] ? free_percpu+0x229/0x830 [ 24.010556] ? lock_downgrade+0x980/0x980 [ 24.014677] ? __lock_is_held+0xb6/0x140 [ 24.018708] ? lock_release+0xa40/0xa40 [ 24.022652] ? tee_tg6+0x170/0x170 [ 24.026162] mutex_lock_nested+0x16/0x20 [ 24.030195] ? mutex_lock_nested+0x16/0x20 [ 24.034405] rtnl_lock+0x17/0x20 [ 24.037741] unregister_netdevice_notifier+0x91/0x4e0 [ 24.042901] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 24.047894] ? trace_hardirqs_on+0xd/0x10 [ 24.052018] ? register_netdevice_notifier+0x860/0x860 [ 24.057268] ? free_modinfo_version+0x70/0x70 [ 24.061748] ? __alloc_percpu+0x30/0x30 [ 24.065701] ? find_next_bit+0xcc/0x100 [ 24.069650] ? cpumask_next+0x24/0x30 [ 24.073425] ? tee_tg6+0x170/0x170 [ 24.076946] tee_tg_destroy+0x61/0xc0 [ 24.080717] cleanup_entry+0x242/0x380 [ 24.084575] ? cleanup_match+0x220/0x220 [ 24.088624] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 24.094479] ? find_next_bit+0x7a/0x100 [ 24.098431] __do_replace+0x7ac/0xa70 [ 24.102204] ? compat_table_info+0x4a0/0x4a0 [ 24.106584] ? kasan_check_write+0x14/0x20 [ 24.110795] ? _copy_from_user+0x99/0x110 [ 24.114913] do_ip6t_set_ctl+0x40f/0x5f0 [ 24.118952] ? translate_compat_table+0x1c50/0x1c50 [ 24.123945] ? mutex_unlock+0xd/0x10 [ 24.127629] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 24.132882] nf_setsockopt+0x67/0xc0 [ 24.136565] ipv6_setsockopt+0x10b/0x130 [ 24.140601] tcp_setsockopt+0x82/0xd0 [ 24.144372] sock_common_setsockopt+0x95/0xd0 [ 24.148848] SyS_setsockopt+0x189/0x360 [ 24.152794] ? SyS_recv+0x40/0x40 [ 24.156218] ? mm_fault_error+0x2c0/0x2c0 [ 24.160343] ? move_addr_to_kernel+0x60/0x60 [ 24.164723] ? do_syscall_64+0xb7/0x940 [ 24.168672] ? SyS_recv+0x40/0x40 [ 24.172096] do_syscall_64+0x282/0x940 [ 24.175955] ? __do_page_fault+0xc90/0xc90 [ 24.180160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 24.184885] ? syscall_return_slowpath+0x550/0x550 [ 24.189782] ? syscall_return_slowpath+0x2ac/0x550 [ 24.194680] ? prepare_exit_to_usermode+0x350/0x350 [ 24.199668] ? retint_user+0x18/0x18 [ 24.203351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 24.208164] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.213321] RIP: 0033:0x445cba executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 24.216479] RSP: 002b:00007ffe832c5508 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 24.224154] RAX: ffffffffffffffda RBX: 00000000006ce800 RCX: 0000000000445cba [ 24.231802] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 24.239045] RBP: 00000000006ce800 R08: 00000000000003b8 R09: 0000000000004000 [ 24.246288] R10: 00000000006ce7a0 R11: 0000000000000206 R12: 00007ffe832c5530 [ 24.253530] R13: 00000000006d09c0 R14: 0000000000000003 R15: 0000000000000029 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program