[....] Starting enhanced syslogd: rsyslogd[ 13.135482] audit: type=1400 audit(1513112055.501:5): avc: denied { syslog } for pid=2990 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 34.444539] audit: type=1400 audit(1513112076.810:6): avc: denied { map } for pid=3136 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added 'ci-upstream-kasan-gce-386-0,10.128.15.226' (ECDSA) to the list of known hosts. executing program executing program [ 40.543490] audit: type=1400 audit(1513112082.909:7): avc: denied { map } for pid=3148 comm="syzkaller886542" path="/root/syzkaller886542398" 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 [ 40.572631] [ 40.574248] ====================================================== [ 40.580530] WARNING: possible circular locking dependency detected [ 40.586809] 4.15.0-rc3+ #128 Not tainted [ 40.590832] ------------------------------------------------------ [ 40.597112] syzkaller886542/3148 is trying to acquire lock: [ 40.602783] (&bdev->bd_mutex){+.+.}, at: [<000000008ae70152>] blkdev_reread_part+0x1e/0x40 [ 40.611245] [ 40.611245] but task is already holding lock: [ 40.617177] (&lo->lo_ctl_mutex#2){+.+.}, at: [<00000000bd4384be>] lo_compat_ioctl+0x109/0x140 [ 40.625895] [ 40.625895] which lock already depends on the new lock. [ 40.625895] [ 40.634172] [ 40.634172] the existing dependency chain (in reverse order) is: [ 40.641753] [ 40.641753] -> #1 (&lo->lo_ctl_mutex#2){+.+.}: [ 40.647783] lock_acquire+0x1d5/0x580 [ 40.652075] __mutex_lock+0x16f/0x1a80 [ 40.656445] mutex_lock_nested+0x16/0x20 [ 40.660989] lo_release+0x6b/0x180 [ 40.665024] __blkdev_put+0x602/0x7c0 [ 40.669307] blkdev_put+0x85/0x4f0 [ 40.673332] blkdev_close+0x91/0xc0 [ 40.677445] __fput+0x333/0x7f0 [ 40.681205] ____fput+0x15/0x20 [ 40.684969] task_work_run+0x199/0x270 [ 40.689344] exit_to_usermode_loop+0x296/0x310 [ 40.694408] syscall_return_slowpath+0x490/0x550 [ 40.699644] entry_SYSCALL_64_fastpath+0x94/0x96 [ 40.704879] [ 40.704879] -> #0 (&bdev->bd_mutex){+.+.}: [ 40.710557] __lock_acquire+0x3498/0x47f0 [ 40.715187] lock_acquire+0x1d5/0x580 [ 40.719469] __mutex_lock+0x16f/0x1a80 [ 40.723838] mutex_lock_nested+0x16/0x20 [ 40.728383] blkdev_reread_part+0x1e/0x40 [ 40.733013] loop_reread_partitions+0x12f/0x1a0 [ 40.738166] loop_set_status+0x9ba/0xf60 [ 40.742711] loop_set_status_compat+0x92/0xf0 [ 40.748038] lo_compat_ioctl+0x114/0x140 [ 40.752582] compat_blkdev_ioctl+0x3ba/0x1850 [ 40.757561] compat_SyS_ioctl+0x151/0x2a30 [ 40.762278] do_fast_syscall_32+0x3ee/0xf9d [ 40.767083] entry_SYSENTER_compat+0x51/0x60 [ 40.771976] [ 40.771976] other info that might help us debug this: [ 40.771976] [ 40.780092] Possible unsafe locking scenario: [ 40.780092] [ 40.786111] CPU0 CPU1 [ 40.790741] ---- ---- [ 40.795367] lock(&lo->lo_ctl_mutex#2); [ 40.799392] lock(&bdev->bd_mutex); [ 40.805584] lock(&lo->lo_ctl_mutex#2); [ 40.812123] lock(&bdev->bd_mutex); [ 40.815798] [ 40.815798] *** DEADLOCK *** [ 40.815798] [ 40.821819] 1 lock held by syzkaller886542/3148: [ 40.826534] #0: (&lo->lo_ctl_mutex#2){+.+.}, at: [<00000000bd4384be>] lo_compat_ioctl+0x109/0x140 [ 40.835691] [ 40.835691] stack backtrace: [ 40.840159] CPU: 1 PID: 3148 Comm: syzkaller886542 Not tainted 4.15.0-rc3+ #128 [ 40.849261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.858579] Call Trace: [ 40.861134] dump_stack+0x194/0x257 [ 40.864725] ? arch_local_irq_restore+0x53/0x53 [ 40.869361] print_circular_bug+0x42d/0x610 [ 40.873647] ? save_stack_trace+0x1a/0x20 [ 40.877757] check_prev_add+0x666/0x15f0 [ 40.881779] ? copy_trace+0x150/0x150 [ 40.885547] ? check_usage+0xb60/0xb60 [ 40.889400] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 40.894379] ? unwind_dump+0x4d0/0x4d0 [ 40.898232] ? unwind_dump+0x4d0/0x4d0 [ 40.902084] __lock_acquire+0x3498/0x47f0 [ 40.906200] ? __lock_acquire+0x3498/0x47f0 [ 40.910484] ? __unwind_start+0x169/0x330 [ 40.914600] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 40.919753] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 40.925601] ? compat_blkdev_ioctl+0x3ba/0x1850 [ 40.930233] ? lo_compat_ioctl+0x114/0x140 [ 40.934432] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 40.939409] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 40.944388] ? unwind_dump+0x4d0/0x4d0 [ 40.948238] ? unwind_dump+0x4d0/0x4d0 [ 40.952091] ? check_noncircular+0x20/0x20 [ 40.956288] ? __unwind_start+0x169/0x330 [ 40.960404] ? __kernel_text_address+0xd/0x40 [ 40.964863] ? unwind_get_return_address+0x61/0xa0 [ 40.969756] ? __save_stack_trace+0x61/0xd0 [ 40.974054] ? lo_compat_ioctl+0x114/0x140 [ 40.978255] lock_acquire+0x1d5/0x580 [ 40.982022] ? blkdev_reread_part+0x1e/0x40 [ 40.986308] ? lock_release+0xda0/0xda0 [ 40.990246] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 40.996094] ? rcu_note_context_switch+0x710/0x710 [ 41.000988] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 41.006148] ? __might_sleep+0x95/0x190 [ 41.010084] ? blkdev_reread_part+0x1e/0x40 [ 41.014370] __mutex_lock+0x16f/0x1a80 [ 41.018220] ? blkdev_reread_part+0x1e/0x40 [ 41.022504] ? blkdev_reread_part+0x1e/0x40 [ 41.026790] ? mutex_lock_io_nested+0x1900/0x1900 [ 41.031593] ? check_noncircular+0x20/0x20 [ 41.035787] ? check_noncircular+0x20/0x20 [ 41.040380] ? trace_hardirqs_off+0xd/0x10 [ 41.044578] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 41.049655] ? depot_save_stack+0x3b5/0x490 [ 41.053940] ? kobject_uevent_env+0x251/0xbc0 [ 41.058409] ? find_held_lock+0x39/0x1d0 [ 41.062432] ? print_usage_bug+0x3f0/0x3f0 [ 41.066633] ? lock_downgrade+0x980/0x980 [ 41.070744] ? __wake_up_common_lock+0x190/0x310 [ 41.075467] ? percpu_ref_switch_to_atomic_rcu+0x5d0/0x5d0 [ 41.081053] ? mark_held_locks+0xb2/0x100 [ 41.085164] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 41.090227] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 41.095205] ? trace_hardirqs_on+0xd/0x10 [ 41.099315] ? __wake_up_common_lock+0x1c2/0x310 [ 41.104037] mutex_lock_nested+0x16/0x20 [ 41.108070] ? mutex_lock_nested+0x16/0x20 [ 41.112266] blkdev_reread_part+0x1e/0x40 [ 41.116381] loop_reread_partitions+0x12f/0x1a0 [ 41.121013] ? __loop_update_dio+0x640/0x640 [ 41.125386] loop_set_status+0x9ba/0xf60 [ 41.129412] loop_set_status_compat+0x92/0xf0 [ 41.133870] ? loop_set_status+0xf60/0xf60 [ 41.138068] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 41.143921] lo_compat_ioctl+0x114/0x140 [ 41.147949] ? lo_ioctl+0x1b90/0x1b90 [ 41.151713] compat_blkdev_ioctl+0x3ba/0x1850 [ 41.156171] ? bfq_create_group_hierarchy+0x110/0x110 [ 41.161326] ? security_file_ioctl+0x7d/0xb0 [ 41.165696] ? security_file_ioctl+0x89/0xb0 [ 41.170066] compat_SyS_ioctl+0x151/0x2a30 [ 41.174265] ? do_fast_syscall_32+0x156/0xf9d [ 41.178721] ? bfq_create_group_hierarchy+0x110/0x110 [ 41.183873] ? do_ioctl+0x60/0x60 [ 41.187288] do_fast_syscall_32+0x3ee/0xf9d [ 41.191571] ? do_int80_syscall_32+0x9d0/0x9d0 [ 41.196116] ? kasan_check_read+0x11/0x20 [ 41.200226] ? syscall_return_slowpath+0x550/0x550 [ 41.205122] ? SyS_rt_sigaction+0x94/0x1b0 [ 41.209322] ? lockdep_sys_exit+0x47/0xf0 [ 41.213432] ? retint_user+0x18/0x18 [ 41.217110] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.221917] entry_SYSENTER_compat+0x51/0x60 [ 41.226287] RIP: 0023:0xf7f6dc79 [ 41.229613] RSP: 002b:00000000ffe1fccc EFLAGS: 00000282 ORIG_RAX: 0000000000000036 [ 41.237284] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000004c02 executing program executing program executing program executing program executing program executing program executing program executing program [ 41.244516] RDX: 000000002053ff74 RSI: 00000000080481b0 RDI: 00000000080ef00c [ 41.251756] RBP: 000000000000003f R08: 0000000000000000 R09: 0000000000000000 [ 41.258989] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 41.266222] R13: 0000000000000000 R14: 0000000000000000 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 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing