[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 22.225090] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 27.030858] random: sshd: uninitialized urandom read (32 bytes read) [ 27.432540] random: sshd: uninitialized urandom read (32 bytes read) [ 28.168773] random: sshd: uninitialized urandom read (32 bytes read) [ 44.147406] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.26' (ECDSA) to the list of known hosts. [ 49.629222] random: sshd: uninitialized urandom read (32 bytes read) executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 93.476937] [ 93.478604] ================================ [ 93.482988] WARNING: inconsistent lock state [ 93.487371] 4.17.0-rc2+ #25 Not tainted [ 93.491315] -------------------------------- [ 93.495698] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage. [ 93.501823] sshd/4493 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 93.506900] (ptrval) (fs_reclaim){?.+.}, at: fs_reclaim_acquire.part.82+0x0/0x30 [ 93.515118] {HARDIRQ-ON-W} state was registered at: [ 93.520115] lock_acquire+0x1dc/0x520 [ 93.523975] fs_reclaim_acquire.part.82+0x24/0x30 [ 93.528890] fs_reclaim_acquire+0x14/0x20 [ 93.533114] kmem_cache_alloc_node_trace+0x39/0x770 [ 93.538211] alloc_worker+0xbd/0x2e0 [ 93.541990] init_rescuer.part.25+0x1f/0x190 [ 93.546462] workqueue_init+0x51f/0x7d0 [ 93.550500] kernel_init_freeable+0x2ad/0x58e [ 93.555059] kernel_init+0x11/0x1b3 [ 93.558748] ret_from_fork+0x3a/0x50 [ 93.562519] irq event stamp: 980510 [ 93.566123] hardirqs last enabled at (980509): [] _raw_spin_unlock_irqrestore+0x74/0xc0 [ 93.575889] hardirqs last disabled at (980510): [] interrupt_entry+0xb5/0xf0 [ 93.584616] softirqs last enabled at (980506): [] __do_softirq+0x778/0xaf5 [ 93.593256] softirqs last disabled at (980489): [] do_softirq_own_stack+0x2a/0x40 [ 93.602408] [ 93.602408] other info that might help us debug this: [ 93.609049] Possible unsafe locking scenario: [ 93.609049] [ 93.615082] CPU0 [ 93.617638] ---- [ 93.620194] lock(fs_reclaim); [ 93.623450] [ 93.626189] lock(fs_reclaim); [ 93.629616] [ 93.629616] *** DEADLOCK *** [ 93.629616] [ 93.635652] 1 lock held by sshd/4493: [ 93.639423] #0: (ptrval) (sk_lock-AF_INET){+.+.}, at: tcp_sendmsg+0x21/0x50 [ 93.647293] [ 93.647293] stack backtrace: [ 93.651766] CPU: 0 PID: 4493 Comm: sshd Not tainted 4.17.0-rc2+ #25 [ 93.658144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.667470] Call Trace: [ 93.670030] [ 93.672159] dump_stack+0x1b9/0x294 [ 93.675762] ? dump_stack_print_info.cold.2+0x52/0x52 [ 93.680931] ? print_lock+0xd1/0xd6 [ 93.684536] ? vprintk_func+0x81/0xe7 [ 93.688312] print_usage_bug.cold.59+0x320/0x41a [ 93.693046] ? save_stack_trace+0x1a/0x20 [ 93.697171] mark_lock+0x1034/0x19e0 [ 93.700862] ? check_usage_backwards+0x3a0/0x3a0 [ 93.705592] ? print_usage_bug+0xc0/0xc0 [ 93.709638] ? save_trace+0xe0/0x290 [ 93.713327] ? print_usage_bug+0xc0/0xc0 [ 93.717364] ? mark_lock+0xafe/0x19e0 [ 93.721141] ? check_usage_backwards+0x3a0/0x3a0 [ 93.725875] ? print_usage_bug+0xc0/0xc0 [ 93.729915] ? __update_load_avg_cfs_rq.isra.35+0x435/0x590 [ 93.735602] __lock_acquire+0x1595/0x5140 [ 93.739728] ? __lock_acquire+0x7f5/0x5140 [ 93.743938] ? find_held_lock+0x36/0x1c0 [ 93.747984] ? debug_check_no_locks_freed+0x310/0x310 [ 93.753150] ? debug_check_no_locks_freed+0x310/0x310 [ 93.758318] ? debug_check_no_locks_freed+0x310/0x310 [ 93.763484] ? lock_downgrade+0x8e0/0x8e0 [ 93.767608] ? sha_transform+0x26/0x4449 [ 93.771646] ? kasan_check_read+0x11/0x20 [ 93.775946] ? do_raw_spin_unlock+0x9e/0x2e0 [ 93.780332] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 93.784892] ? memset+0x31/0x40 [ 93.788147] ? memzero_explicit+0xe/0x10 [ 93.792186] ? extract_buf+0x3a3/0x4c0 [ 93.796050] ? graph_lock+0x170/0x170 [ 93.800175] ? crng_fast_load+0x3b0/0x3b0 [ 93.804300] ? graph_lock+0x170/0x170 [ 93.808079] ? account.constprop.30+0x34e/0x700 [ 93.812726] lock_acquire+0x1dc/0x520 [ 93.816512] ? bad_range+0x160/0x160 [ 93.820202] ? lock_release+0xa10/0xa10 [ 93.824152] ? lock_downgrade+0x8e0/0x8e0 [ 93.828275] ? lock_release+0xa10/0xa10 [ 93.832224] ? lock_downgrade+0x8e0/0x8e0 [ 93.836350] fs_reclaim_acquire.part.82+0x24/0x30 [ 93.841168] ? bad_range+0x160/0x160 [ 93.844857] fs_reclaim_acquire+0x14/0x20 [ 93.848982] __kmalloc+0x45/0x760 [ 93.852410] ? trace_hardirqs_off+0xd/0x10 [ 93.856622] ? _raw_write_unlock_irqrestore+0x63/0xc0 [ 93.861810] ? crng_reseed+0x427/0x920 [ 93.865700] crng_reseed+0x427/0x920 [ 93.869394] ? _extract_entropy.constprop.32+0x150/0x150 [ 93.874824] ? trace_hardirqs_on+0xd/0x10 [ 93.878951] ? __lock_is_held+0xb5/0x140 [ 93.882989] credit_entropy_bits+0x98d/0xa30 [ 93.887376] ? add_interrupt_randomness+0x494/0x860 [ 93.892368] ? crng_reseed+0x920/0x920 [ 93.896232] ? lock_downgrade+0x8e0/0x8e0 [ 93.900355] ? __mix_pool_bytes+0xde/0x400 [ 93.904577] ? kasan_check_read+0x11/0x20 [ 93.908703] ? do_raw_spin_unlock+0x9e/0x2e0 [ 93.913175] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 93.917743] ? __handle_irq_event_percpu+0x34d/0xad0 [ 93.922826] add_interrupt_randomness+0x494/0x860 [ 93.927646] ? extract_entropy.constprop.29+0x490/0x490 [ 93.932985] ? lock_downgrade+0x8e0/0x8e0 [ 93.937111] ? handle_edge_irq+0x30/0x870 [ 93.941235] handle_irq_event_percpu+0xf9/0x1c0 [ 93.945878] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 93.950435] ? __handle_irq_event_percpu+0xad0/0xad0 [ 93.955517] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.961030] handle_irq_event+0xa7/0x135 [ 93.965068] handle_edge_irq+0x20f/0x870 [ 93.969108] handle_irq+0x18c/0x2e7 [ 93.972714] do_IRQ+0x78/0x190 [ 93.975885] common_interrupt+0xf/0xf [ 93.979660] [ 93.981889] RIP: 0010:_raw_spin_unlock_irqrestore+0xa1/0xc0 [ 93.987571] RSP: 0018:ffff8801af48ee50 EFLAGS: 00000286 ORIG_RAX: ffffffffffffffd5 [ 93.995255] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 1ffff1003b2d7d6b [ 94.002499] RDX: 1ffffffff11a315d RSI: ffff8801d96beb38 RDI: 0000000000000286 [ 94.009746] RBP: ffff8801af48ee60 R08: ffff8801d96beb38 R09: 0000000000000006 [ 94.016992] R10: ffff8801d96be300 R11: 0000000000000000 R12: ffff8801dae23680 [ 94.024238] R13: ffff8801dae23938 R14: 1ffff10035e91dec R15: ffff8801dae23680 [ 94.032123] mod_timer+0x5e6/0x13b0 [ 94.035731] ? tcp_rate_skb_sent+0x1aa/0x2f0 [ 94.040119] ? mod_timer_pending+0x1490/0x1490 [ 94.044684] ? __tcp_select_window+0x9e0/0x9e0 [ 94.049244] ? is_bpf_text_address+0xd7/0x170 [ 94.053719] ? kernel_text_address+0x79/0xf0 [ 94.058104] ? __unwind_start+0x166/0x330 [ 94.062238] ? __kernel_text_address+0xd/0x40 [ 94.066712] ? __lock_acquire+0x7f5/0x5140 [ 94.070925] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 94.075927] ? tcp_rtx_synack+0x6f0/0x6f0 [ 94.080056] ? __alloc_skb+0x14d/0x780 [ 94.083921] sk_reset_timer+0x22/0x60 [ 94.087700] tcp_rearm_rto.part.65+0x143/0x280 [ 94.092257] ? tcp_rbtree_insert+0x14c/0x1a0 [ 94.096642] tcp_rearm_rto+0xda/0x100 [ 94.100440] tcp_event_new_data_sent+0x2f9/0x3c0 [ 94.105171] tcp_write_xmit+0xa14/0x5bf0 [ 94.109212] ? tcp_transmit_skb+0x3e30/0x3e30 [ 94.113692] ? graph_lock+0x170/0x170 [ 94.117473] ? __kmalloc_node_track_caller+0x47/0x70 [ 94.122552] ? find_held_lock+0x36/0x1c0 [ 94.126599] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 94.131606] ? iov_iter_advance+0x2e4/0x14c0 [ 94.135991] ? check_same_owner+0x320/0x320 [ 94.140292] __tcp_push_pending_frames+0xb2/0x290 [ 94.145116] ? kasan_check_write+0x14/0x20 [ 94.149327] tcp_push+0x5f1/0x860 [ 94.152757] ? skb_entail+0x8a0/0x8a0 [ 94.156535] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 94.161527] ? iov_iter_advance+0x14c0/0x14c0 [ 94.166000] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 94.171513] ? tcp_tx_timestamp+0x237/0x2d0 [ 94.175815] tcp_sendmsg_locked+0x318b/0x3e10 [ 94.180298] ? debug_check_no_locks_freed+0x310/0x310 [ 94.185467] ? tcp_sendpage+0x60/0x60 [ 94.189246] ? print_usage_bug+0xc0/0xc0 [ 94.193283] ? debug_check_no_locks_freed+0x310/0x310 [ 94.198449] ? print_usage_bug+0xc0/0xc0 [ 94.202484] ? find_held_lock+0x36/0x1c0 [ 94.206521] ? lock_acquire+0x1dc/0x520 [ 94.210474] ? tcp_sendmsg+0x21/0x50 [ 94.214165] ? mark_held_locks+0xc9/0x160 [ 94.218293] ? __local_bh_enable_ip+0x161/0x230 [ 94.222937] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 94.227934] ? lock_sock_nested+0x9f/0x120 [ 94.232147] ? trace_hardirqs_on+0xd/0x10 [ 94.236272] ? __local_bh_enable_ip+0x161/0x230 [ 94.240918] ? lock_sock_nested+0xe7/0x120 [ 94.245130] tcp_sendmsg+0x2f/0x50 [ 94.248646] inet_sendmsg+0x19f/0x690 [ 94.252425] ? ipip_gro_receive+0x100/0x100 [ 94.256745] ? security_socket_sendmsg+0x94/0xc0 [ 94.261477] ? ipip_gro_receive+0x100/0x100 [ 94.265787] sock_sendmsg+0xd5/0x120 [ 94.269480] sock_write_iter+0x35a/0x5a0 [ 94.273521] ? sock_sendmsg+0x120/0x120 [ 94.277474] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 94.282988] ? iov_iter_init+0xc9/0x1f0 [ 94.286943] __vfs_write+0x64d/0x960 [ 94.290634] ? kernel_read+0x120/0x120 [ 94.294504] ? do_raw_spin_unlock+0x9e/0x2e0 [ 94.298901] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 94.303462] ? _raw_spin_unlock_irq+0x27/0x70 [ 94.307936] ? trace_hardirqs_on+0xd/0x10 [ 94.312059] ? _raw_spin_unlock_irq+0x27/0x70 [ 94.316532] ? rw_verify_area+0x118/0x360 [ 94.320663] vfs_write+0x1f8/0x560 [ 94.324182] ksys_write+0xf9/0x250 [ 94.327696] ? __ia32_sys_read+0xb0/0xb0 [ 94.331739] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 94.336558] __x64_sys_write+0x73/0xb0 [ 94.340419] do_syscall_64+0x1b1/0x800 [ 94.344283] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 94.349102] ? syscall_return_slowpath+0x5c0/0x5c0 [ 94.354007] ? syscall_return_slowpath+0x30f/0x5c0 [ 94.358915] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 94.364257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.369077] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.374242] RIP: 0033:0x7f0febbf0370 [ 94.377938] RSP: 002b:00007fffedcb51d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 94.385622] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f0febbf0370 [ 94.392872] RDX: 0000000000000038 RSI: 000055eb9e2c4420 RDI: 0000000000000003 [ 94.400118] RBP: 000055eb9e2c4420 R08: 0000000000000001 R09: 0101010101010101 [ 94.407371] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fffedcb523c [ 94.414629] R13: 000055eb9d540fb4 R14: 0000000000000028 R15: 000055eb9d542ca0 [ 94.421886] BUG: sleeping function called from invalid context at mm/slab.h:421 [ 94.429308] in_atomic(): 1, irqs_disabled(): 1, pid: 4493, name: sshd [ 94.435861] INFO: lockdep is turned off. [ 94.439894] irq event stamp: 980510 [ 94.443503] hardirqs last enabled at (980509): [] _raw_spin_unlock_irqrestore+0x74/0xc0 [ 94.453272] hardirqs last disabled at (980510): [] interrupt_entry+0xb5/0xf0 [ 94.462001] softirqs last enabled at (980506): [] __do_softirq+0x778/0xaf5 [ 94.470646] softirqs last disabled at (980489): [] do_softirq_own_stack+0x2a/0x40 [ 94.479808] CPU: 0 PID: 4493 Comm: sshd Not tainted 4.17.0-rc2+ #25 [ 94.486187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.495516] Call Trace: [ 94.498079] [ 94.500211] dump_stack+0x1b9/0x294 [ 94.503835] ? dump_stack_print_info.cold.2+0x52/0x52 [ 94.509018] ? fs_reclaim_acquire+0x20/0x20 [ 94.513324] ? do_softirq_own_stack+0x2a/0x40 [ 94.517806] ? do_softirq_own_stack+0x2a/0x40 [ 94.522282] ___might_sleep.cold.87+0x11f/0x13a [ 94.526932] ? check_same_owner+0x320/0x320 [ 94.531232] ? lock_release+0xa10/0xa10 [ 94.535186] __might_sleep+0x95/0x190 [ 94.538968] __kmalloc+0x2b9/0x760 [ 94.542488] ? trace_hardirqs_off+0xd/0x10 [ 94.546700] ? _raw_write_unlock_irqrestore+0x63/0xc0 [ 94.551874] ? crng_reseed+0x427/0x920 [ 94.555746] crng_reseed+0x427/0x920 [ 94.559439] ? _extract_entropy.constprop.32+0x150/0x150 [ 94.564865] ? trace_hardirqs_on+0xd/0x10 [ 94.568994] ? __lock_is_held+0xb5/0x140 [ 94.573038] credit_entropy_bits+0x98d/0xa30 [ 94.577435] ? add_interrupt_randomness+0x494/0x860 [ 94.582433] ? crng_reseed+0x920/0x920 [ 94.586298] ? lock_downgrade+0x8e0/0x8e0 [ 94.590427] ? __mix_pool_bytes+0xde/0x400 [ 94.594643] ? kasan_check_read+0x11/0x20 [ 94.598772] ? do_raw_spin_unlock+0x9e/0x2e0 [ 94.603159] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 94.607735] ? __handle_irq_event_percpu+0x34d/0xad0 [ 94.612820] add_interrupt_randomness+0x494/0x860 [ 94.617660] ? extract_entropy.constprop.29+0x490/0x490 [ 94.623004] ? lock_downgrade+0x8e0/0x8e0 [ 94.627131] ? handle_edge_irq+0x30/0x870 [ 94.631257] handle_irq_event_percpu+0xf9/0x1c0 [ 94.635909] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 94.640468] ? __handle_irq_event_percpu+0xad0/0xad0 [ 94.645558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 94.651075] handle_irq_event+0xa7/0x135 [ 94.655114] handle_edge_irq+0x20f/0x870 [ 94.659156] handle_irq+0x18c/0x2e7 [ 94.662774] do_IRQ+0x78/0x190 [ 94.665953] common_interrupt+0xf/0xf [ 94.669728] [ 94.671944] RIP: 0010:_raw_spin_unlock_irqrestore+0xa1/0xc0 [ 94.677631] RSP: 0018:ffff8801af48ee50 EFLAGS: 00000286 ORIG_RAX: ffffffffffffffd5 [ 94.685316] RAX: dffffc0000000000 RBX: 0000000000000286 RCX: 1ffff1003b2d7d6b [ 94.692566] RDX: 1ffffffff11a315d RSI: ffff8801d96beb38 RDI: 0000000000000286 [ 94.699816] RBP: ffff8801af48ee60 R08: ffff8801d96beb38 R09: 0000000000000006 [ 94.707066] R10: ffff8801d96be300 R11: 0000000000000000 R12: ffff8801dae23680 [ 94.714315] R13: ffff8801dae23938 R14: 1ffff10035e91dec R15: ffff8801dae23680 [ 94.721583] mod_timer+0x5e6/0x13b0 [ 94.725200] ? tcp_rate_skb_sent+0x1aa/0x2f0 [ 94.729587] ? mod_timer_pending+0x1490/0x1490 [ 94.734151] ? __tcp_select_window+0x9e0/0x9e0 [ 94.738712] ? is_bpf_text_address+0xd7/0x170 [ 94.743185] ? kernel_text_address+0x79/0xf0 [ 94.747574] ? __unwind_start+0x166/0x330 [ 94.751700] ? __kernel_text_address+0xd/0x40 [ 94.756177] ? __lock_acquire+0x7f5/0x5140 [ 94.760393] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 94.765390] ? tcp_rtx_synack+0x6f0/0x6f0 [ 94.769526] ? __alloc_skb+0x14d/0x780 [ 94.773403] sk_reset_timer+0x22/0x60 [ 94.777181] tcp_rearm_rto.part.65+0x143/0x280 [ 94.781758] ? tcp_rbtree_insert+0x14c/0x1a0 [ 94.786155] tcp_rearm_rto+0xda/0x100 [ 94.789934] tcp_event_new_data_sent+0x2f9/0x3c0 [ 94.794669] tcp_write_xmit+0xa14/0x5bf0 [ 94.798719] ? tcp_transmit_skb+0x3e30/0x3e30 [ 94.803196] ? graph_lock+0x170/0x170 [ 94.806981] ? __kmalloc_node_track_caller+0x47/0x70 [ 94.812062] ? find_held_lock+0x36/0x1c0 [ 94.816107] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 94.821113] ? iov_iter_advance+0x2e4/0x14c0 [ 94.825503] ? check_same_owner+0x320/0x320 [ 94.829806] __tcp_push_pending_frames+0xb2/0x290 [ 94.834627] ? kasan_check_write+0x14/0x20 [ 94.838840] tcp_push+0x5f1/0x860 [ 94.842271] ? skb_entail+0x8a0/0x8a0 [ 94.846060] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 94.851068] ? iov_iter_advance+0x14c0/0x14c0 [ 94.855541] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 94.861055] ? tcp_tx_timestamp+0x237/0x2d0 [ 94.865356] tcp_sendmsg_locked+0x318b/0x3e10 [ 94.869832] ? debug_check_no_locks_freed+0x310/0x310 [ 94.875004] ? tcp_sendpage+0x60/0x60 [ 94.878793] ? print_usage_bug+0xc0/0xc0 [ 94.882835] ? debug_check_no_locks_freed+0x310/0x310 [ 94.888003] ? print_usage_bug+0xc0/0xc0 [ 94.892042] ? find_held_lock+0x36/0x1c0 [ 94.896081] ? lock_acquire+0x1dc/0x520 [ 94.900033] ? tcp_sendmsg+0x21/0x50 [ 94.903726] ? mark_held_locks+0xc9/0x160 [ 94.907864] ? __local_bh_enable_ip+0x161/0x230 [ 94.912512] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 94.917515] ? lock_sock_nested+0x9f/0x120 [ 94.921729] ? trace_hardirqs_on+0xd/0x10 [ 94.925858] ? __local_bh_enable_ip+0x161/0x230 [ 94.930504] ? lock_sock_nested+0xe7/0x120 [ 94.934720] tcp_sendmsg+0x2f/0x50 [ 94.938238] inet_sendmsg+0x19f/0x690 [ 94.942015] ? ipip_gro_receive+0x100/0x100 [ 94.946315] ? security_socket_sendmsg+0x94/0xc0 [ 94.951049] ? ipip_gro_receive+0x100/0x100 [ 94.955352] sock_sendmsg+0xd5/0x120 [ 94.959043] sock_write_iter+0x35a/0x5a0 [ 94.963085] ? sock_sendmsg+0x120/0x120 [ 94.967052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 94.972567] ? iov_iter_init+0xc9/0x1f0 [ 94.976531] __vfs_write+0x64d/0x960 [ 94.980223] ? kernel_read+0x120/0x120 [ 94.984090] ? do_raw_spin_unlock+0x9e/0x2e0 [ 94.988478] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 94.993040] ? _raw_spin_unlock_irq+0x27/0x70 [ 94.997513] ? trace_hardirqs_on+0xd/0x10 [ 95.001637] ? _raw_spin_unlock_irq+0x27/0x70 [ 95.006111] ? rw_verify_area+0x118/0x360 [ 95.010239] vfs_write+0x1f8/0x560 [ 95.013761] ksys_write+0xf9/0x250 [ 95.017279] ? __ia32_sys_read+0xb0/0xb0 [ 95.021320] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 95.026140] __x64_sys_write+0x73/0xb0 [ 95.030007] do_syscall_64+0x1b1/0x800 [ 95.033872] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 95.038695] ? syscall_return_slowpath+0x5c0/0x5c0 [ 95.043605] ? syscall_return_slowpath+0x30f/0x5c0 [ 95.048515] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 95.053858] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.058681] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.063849] RIP: 0033:0x7f0febbf0370 [ 95.067536] RSP: 002b:00007fffedcb51d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 95.075223] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f0febbf0370 executing program executing program executing program executing program executing program executing program [ 95.082469] RDX: 0000000000000038 RSI: 000055eb9e2c4420 RDI: 0000000000000003 [ 95.089714] RBP: 000055eb9e2c4420 R08: 0000000000000001 R09: 0101010101010101 [ 95.096961] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fffedcb523c [ 95.104210] R13: 000055eb9d540fb4 R14: 0000000000000028 R15: 000055eb9d542ca0 [ 95.111495] random: crng init done executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program