[?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. [ 17.812235] audit: type=1400 audit(1518342572.780:6): avc: denied { map } for pid=4057 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 '10.128.0.41' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 24.156294] audit: type=1400 audit(1518342579.125:7): avc: denied { map } for pid=4071 comm="syzkaller362024" path="/root/syzkaller362024751" 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 [ 24.185484] [ 24.187117] ====================================================== [ 24.193402] WARNING: possible circular locking dependency detected [ 24.199691] 4.15.0+ #222 Not tainted [ 24.203373] ------------------------------------------------------ [ 24.209660] syzkaller362024/4071 is trying to acquire lock: [ 24.215339] (rtnl_mutex){+.+.}, at: [<0000000044a11e82>] rtnl_lock+0x17/0x20 [ 24.222598] [ 24.222598] but task is already holding lock: [ 24.228542] (&xt[i].mutex){+.+.}, at: [<000000005b2f05dc>] xt_find_table_lock+0x3e/0x3e0 [ 24.236836] [ 24.236836] which lock already depends on the new lock. [ 24.236836] [ 24.245119] [ 24.245119] the existing dependency chain (in reverse order) is: [ 24.252722] [ 24.252722] -> #2 (&xt[i].mutex){+.+.}: [ 24.258157] __mutex_lock+0x16f/0x1a80 [ 24.262627] mutex_lock_nested+0x16/0x20 [ 24.267190] xt_find_table_lock+0x3e/0x3e0 [ 24.271914] xt_request_find_table_lock+0x28/0xc0 [ 24.277246] get_info+0x154/0x690 [ 24.281191] do_ip6t_get_ctl+0x159/0xaf0 [ 24.285744] nf_getsockopt+0x6a/0xc0 [ 24.289948] ipv6_getsockopt+0x1df/0x2e0 [ 24.294501] tcp_getsockopt+0x82/0xd0 [ 24.298792] sock_common_getsockopt+0x95/0xd0 [ 24.303777] SyS_getsockopt+0x178/0x340 [ 24.308248] do_syscall_64+0x282/0x940 [ 24.312628] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.318303] [ 24.318303] -> #1 (sk_lock-AF_INET6){+.+.}: [ 24.324078] lock_sock_nested+0xc2/0x110 [ 24.328630] do_ipv6_setsockopt.isra.8+0x3c5/0x39d0 [ 24.334135] ipv6_setsockopt+0xd7/0x130 [ 24.338598] tcp_setsockopt+0x82/0xd0 [ 24.342891] sock_common_setsockopt+0x95/0xd0 [ 24.347875] SyS_setsockopt+0x189/0x360 [ 24.352342] do_syscall_64+0x282/0x940 [ 24.356720] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.362399] [ 24.362399] -> #0 (rtnl_mutex){+.+.}: [ 24.367657] lock_acquire+0x1d5/0x580 [ 24.371961] __mutex_lock+0x16f/0x1a80 [ 24.376338] mutex_lock_nested+0x16/0x20 [ 24.380898] rtnl_lock+0x17/0x20 [ 24.384754] unregister_netdevice_notifier+0x91/0x4e0 [ 24.390433] tee_tg_destroy+0x61/0xc0 [ 24.394730] cleanup_entry+0x218/0x350 [ 24.399112] __do_replace+0x79d/0xa50 [ 24.403403] do_ipt_set_ctl+0x40f/0x5f0 [ 24.407867] nf_setsockopt+0x67/0xc0 [ 24.412073] ip_setsockopt+0x97/0xa0 [ 24.416280] tcp_setsockopt+0x82/0xd0 [ 24.420573] sock_common_setsockopt+0x95/0xd0 [ 24.425560] SyS_setsockopt+0x189/0x360 [ 24.430034] do_syscall_64+0x282/0x940 [ 24.434418] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.440096] [ 24.440096] other info that might help us debug this: [ 24.440096] [ 24.448205] Chain exists of: [ 24.448205] rtnl_mutex --> sk_lock-AF_INET6 --> &xt[i].mutex [ 24.448205] [ 24.458491] Possible unsafe locking scenario: [ 24.458491] [ 24.464515] CPU0 CPU1 [ 24.469151] ---- ---- [ 24.473785] lock(&xt[i].mutex); [ 24.477209] lock(sk_lock-AF_INET6); [ 24.483500] lock(&xt[i].mutex); [ 24.489439] lock(rtnl_mutex); [ 24.492686] [ 24.492686] *** DEADLOCK *** [ 24.492686] [ 24.498715] 1 lock held by syzkaller362024/4071: [ 24.503435] #0: (&xt[i].mutex){+.+.}, at: [<000000005b2f05dc>] xt_find_table_lock+0x3e/0x3e0 [ 24.512170] [ 24.512170] stack backtrace: [ 24.516637] CPU: 1 PID: 4071 Comm: syzkaller362024 Not tainted 4.15.0+ #222 [ 24.523704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.533031] Call Trace: [ 24.535604] dump_stack+0x194/0x257 [ 24.539203] ? arch_local_irq_restore+0x53/0x53 [ 24.543857] print_circular_bug.isra.38+0x2cd/0x2dc [ 24.548841] ? save_trace+0xe0/0x2b0 [ 24.552525] __lock_acquire+0x30a8/0x3e00 [ 24.556641] ? lock_downgrade+0x980/0x980 [ 24.560764] ? lock_downgrade+0x980/0x980 [ 24.564885] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 24.570048] ? debug_object_activate+0x307/0x730 [ 24.574776] ? lock_downgrade+0x980/0x980 [ 24.578895] ? print_irqtrace_events+0x270/0x270 [ 24.583624] ? debug_object_active_state+0x3a5/0x580 [ 24.588697] ? lock_downgrade+0x980/0x980 [ 24.592826] ? debug_object_activate+0x307/0x730 [ 24.597553] ? mark_held_locks+0xaf/0x100 [ 24.601673] ? print_irqtrace_events+0x270/0x270 [ 24.606406] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 24.611395] ? debug_object_active_state+0x3a5/0x580 [ 24.616469] ? debug_object_activate+0x404/0x730 [ 24.621195] ? debug_object_deactivate+0x560/0x560 [ 24.626097] lock_acquire+0x1d5/0x580 [ 24.629871] ? lock_acquire+0x1d5/0x580 [ 24.633821] ? rtnl_lock+0x17/0x20 [ 24.637344] ? lock_release+0xa40/0xa40 [ 24.641291] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 24.647160] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 24.652323] ? rcu_note_context_switch+0x710/0x710 [ 24.657226] ? __might_sleep+0x95/0x190 [ 24.661173] ? rtnl_lock+0x17/0x20 [ 24.664684] __mutex_lock+0x16f/0x1a80 [ 24.668541] ? rtnl_lock+0x17/0x20 [ 24.672052] ? nf_queue_nf_hook_drop+0x182/0x2b0 [ 24.676777] ? lock_downgrade+0x980/0x980 [ 24.680895] ? rtnl_lock+0x17/0x20 [ 24.684406] ? mutex_lock_io_nested+0x1900/0x1900 [ 24.689327] ? ipv4_hooks_unregister+0x203/0x340 [ 24.694051] ? lock_downgrade+0x980/0x980 [ 24.698170] ? check_noncircular+0x20/0x20 [ 24.702379] ? find_held_lock+0x35/0x1d0 [ 24.706410] ? nf_ct_l3proto_module_put+0x191/0x2c0 [ 24.711408] ? lock_downgrade+0x980/0x980 [ 24.715529] ? lock_release+0xa40/0xa40 [ 24.719475] ? __lock_is_held+0xb6/0x140 [ 24.723518] ? nf_ct_l3proto_module_put+0x1ba/0x2c0 [ 24.728503] ? nf_ct_l4proto_unregister_sysctl.isra.9+0x120/0x120 [ 24.734706] ? tee_tg6+0x170/0x170 [ 24.738217] mutex_lock_nested+0x16/0x20 [ 24.742246] ? mutex_lock_nested+0x16/0x20 [ 24.746454] rtnl_lock+0x17/0x20 [ 24.749791] unregister_netdevice_notifier+0x91/0x4e0 [ 24.754954] ? nf_ct_l4proto_find_get+0x180/0x180 [ 24.759769] ? register_netdevice_notifier+0x860/0x860 [ 24.765028] ? connbytes_mt_check+0x2a0/0x2a0 [ 24.769505] ? nf_ct_netns_put+0x2b/0x60 [ 24.773535] ? connbytes_mt_check+0x2a0/0x2a0 [ 24.778004] ? cleanup_match+0x198/0x220 [ 24.782046] ? icmp_checkentry+0x80/0x80 [ 24.786076] ? tee_tg6+0x170/0x170 [ 24.789587] tee_tg_destroy+0x61/0xc0 [ 24.793358] cleanup_entry+0x218/0x350 [ 24.797214] ? cleanup_match+0x220/0x220 [ 24.801248] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 24.807102] ? find_next_bit+0xa2/0x100 [ 24.811050] __do_replace+0x79d/0xa50 [ 24.814825] ? compat_table_info+0x470/0x470 [ 24.819211] ? kasan_check_write+0x14/0x20 [ 24.823417] ? _copy_from_user+0x99/0x110 [ 24.827539] do_ipt_set_ctl+0x40f/0x5f0 [ 24.831485] ? translate_compat_table+0x1b90/0x1b90 [ 24.836482] ? mutex_unlock+0xd/0x10 [ 24.840171] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 24.845419] nf_setsockopt+0x67/0xc0 [ 24.849106] ip_setsockopt+0x97/0xa0 [ 24.852790] tcp_setsockopt+0x82/0xd0 [ 24.856575] sock_common_setsockopt+0x95/0xd0 [ 24.861047] SyS_setsockopt+0x189/0x360 [ 24.864992] ? SyS_recv+0x40/0x40 [ 24.868423] ? mm_fault_error+0x2c0/0x2c0 [ 24.872539] ? move_addr_to_kernel+0x60/0x60 [ 24.876923] ? do_syscall_64+0xb7/0x940 [ 24.880870] ? SyS_recv+0x40/0x40 [ 24.884292] do_syscall_64+0x282/0x940 [ 24.888150] ? __do_page_fault+0xc90/0xc90 [ 24.892355] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 24.897086] ? syscall_return_slowpath+0x550/0x550 [ 24.901989] ? syscall_return_slowpath+0x2ac/0x550 [ 24.906895] ? prepare_exit_to_usermode+0x350/0x350 [ 24.911881] ? retint_user+0x18/0x18 [ 24.915572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 24.920386] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 24.925548] RIP: 0033:0x4448fa [ 24.928708] RSP: 002b:00007ffc23ca7008 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 24.936395] RAX: ffffffffffffffda RBX: 00000000006cf9c0 RCX: 00000000004448fa [ 24.943637] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 24.950879] RBP: 00000000006cf9c0 R08: 00000000000002d8 R09: 0000000000004000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 24.958117] R10: 00000000006cf960 R11: 0000000000000206 R12: 00007ffc23ca7030 [ 24.965355] 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