Warning: Permanently added '10.128.0.238' (ECDSA) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
executing program
[   41.555720] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   41.583233] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.587922] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   41.593080] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   41.604632] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.621602] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   41.622112] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   41.633971] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.652814] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.656322] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.668042] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.673768] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   41.700284] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.700909] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.720887] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.729319] Remounting filesystem read-only
[   41.731620] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.743514] Remounting filesystem read-only
[   41.746337] 
[   41.749457] ======================================================
[   41.752712] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.755759] WARNING: possible circular locking dependency detected
[   41.755763] 4.14.295-syzkaller #0 Not tainted
[   41.755765] ------------------------------------------------------
[   41.755768] syz-executor756/7986 is trying to acquire lock:
[   41.755770]  (&dat_lock_key){.+.+}, at: [<ffffffff826e77c8>] nilfs_count_free_blocks+0x68/0x180
[   41.755786] 
[   41.755786] but task is already holding lock:
[   41.755787]  (&nilfs->ns_sem){++++}, at: [<ffffffff826bdf59>] nilfs_put_super+0x139/0x190
[   41.755800] 
[   41.755800] which lock already depends on the new lock.
[   41.755800] 
[   41.755802] 
[   41.755802] the existing dependency chain (in reverse order) is:
[   41.755804] 
[   41.755804] -> #1 (&nilfs->ns_sem){++++}:
[   41.755817]        down_write+0x34/0x90
[   41.755829]        __nilfs_error+0x176/0x399
[   41.755835]        nilfs_bmap_lookup_contig+0x130/0x170
[   41.755840]        nilfs_get_block+0x1bd/0x7a0
[   41.755848]        do_mpage_readpage+0x615/0x1470
[   41.755854]        mpage_readpages+0x2d6/0x5f0
[   41.755861]        __do_page_cache_readahead+0x522/0x940
[   41.755867]        ondemand_readahead.isra.0+0x514/0xb60
[   41.755873]        page_cache_sync_readahead+0xa6/0xf0
[   41.755880]        generic_file_read_iter+0xfbc/0x21c0
[   41.755886]        __vfs_read+0x449/0x620
[   41.755893]        integrity_kernel_read+0x11b/0x1b0
[   41.755899]        ima_calc_file_hash+0x3ee/0x780
[   41.755905]        ima_collect_measurement+0x39d/0x430
[   41.755910]        process_measurement+0x78b/0xb20
[   41.755917]        path_openat+0x10ad/0x2970
[   41.755923]        do_filp_open+0x179/0x3c0
[   41.755928]        do_sys_open+0x296/0x410
[   41.755934]        do_syscall_64+0x1d5/0x640
[   41.755940]        entry_SYSCALL_64_after_hwframe+0x46/0xbb
[   41.755944] 
[   41.755944] -> #0
[   41.773218] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.776065]  (&dat_lock_key){.+.+}:
[   41.776082]        lock_acquire+0x170/0x3f0
[   41.776091]        down_read+0x36/0x80
[   41.776097]        nilfs_count_free_blocks+0x68/0x180
[   41.776103]        nilfs_cleanup_super+0x123/0x450
[   41.776110]        nilfs_put_super+0x141/0x190
[   41.791351] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.797486]        generic_shutdown_super+0x144/0x370
[   41.797492]        kill_block_super+0x95/0xe0
[   41.797497]        deactivate_locked_super+0x6c/0xd0
[   41.797502]        deactivate_super+0x7f/0xa0
[   41.797508]        cleanup_mnt+0x186/0x2c0
[   41.797519]        task_work_run+0x11f/0x190
[   41.797525]        exit_to_usermode_loop+0x1ad/0x200
[   41.797529]        do_syscall_64+0x4a3/0x640
[   41.797535]        entry_SYSCALL_64_after_hwframe+0x46/0xbb
[   41.797541] 
[   41.797541] other info that might help us debug this:
[   41.797541] 
[   41.797548]  Possible unsafe locking scenario:
[   41.797548] 
[   41.822195] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.827831]        CPU0                    CPU1
[   41.827833]        ----                    ----
[   41.827834]   lock(&nilfs->ns_sem);
[   41.827839]                                lock(&dat_lock_key);
[   41.827843]                                lock(&nilfs->ns_sem);
[   41.827846]   lock(&dat_lock_key);
[   41.827849] 
[   41.827849]  *** DEADLOCK ***
[   41.827849] 
[   41.827854] 2 locks held by syz-executor756/7986:
[   41.827855]  #0:  (&type->s_umount_key#47){+.+.}, at: [<ffffffff81876de7>] deactivate_super+0x77/0xa0
[   41.827877]  #1:  (&nilfs->ns_sem){++++}, at: [<ffffffff826bdf59>] nilfs_put_super+0x139/0x190
[   41.827889] 
[   41.827889] stack backtrace:
[   41.827896] CPU: 0 PID: 7986 Comm: syz-executor756 Not tainted 4.14.295-syzkaller #0
[   41.827898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[   41.827906] Call Trace:
[   41.850993] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.851784]  dump_stack+0x1b2/0x281
[   41.874186] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.877397]  print_circular_bug.constprop.0.cold+0x2d7/0x41e
[   41.877409]  __lock_acquire+0x2e0e/0x3f20
[   41.882863] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.886803]  ? __lock_acquire+0x5fc/0x3f20
[   41.886809]  ? trace_hardirqs_on+0x10/0x10
[   41.886816]  ? lock_downgrade+0x740/0x740
[   41.886823]  ? trace_hardirqs_on+0x10/0x10
[   41.886830]  ? nilfs_detach_log_writer+0x6f4/0x980
[   41.886837]  lock_acquire+0x170/0x3f0
[   41.906379] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.906927]  ? nilfs_count_free_blocks+0x68/0x180
[   41.912470] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.915623]  down_read+0x36/0x80
[   41.915632]  ? nilfs_count_free_blocks+0x68/0x180
[   41.915638]  nilfs_count_free_blocks+0x68/0x180
[   41.915645]  nilfs_cleanup_super+0x123/0x450
[   41.915652]  ? nilfs_unfreeze+0xa0/0xa0
[   41.921334] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.924270]  nilfs_put_super+0x141/0x190
[   41.924276]  ? nilfs_freeze+0xb0/0xb0
[   41.924283]  generic_shutdown_super+0x144/0x370
[   41.924290]  kill_block_super+0x95/0xe0
[   41.924299]  deactivate_locked_super+0x6c/0xd0
[   41.930049] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.933511]  deactivate_super+0x7f/0xa0
[   41.933518]  cleanup_mnt+0x186/0x2c0
[   41.933525]  task_work_run+0x11f/0x190
[   41.933533]  exit_to_usermode_loop+0x1ad/0x200
[   41.933541]  do_syscall_64+0x4a3/0x640
[   41.942918] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   41.946483]  entry_SYSCALL_64_after_hwframe+0x46/0xbb
[   41.946490] RIP: 0033:0x7f8d70de3497
[   41.946493] RSP: 002b:00007fff45db6528 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[   41.946500] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d70de3497
[   41.946505] RDX: 00007fff45db65e9 RSI: 000000000000000a RDI: 00007fff45db65e0
[   41.950987] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   41.954670] RBP: 00007fff45db65e0 R08: 00000000ffffffff R09: 00007fff45db63c0
[   41.954674] R10: 00005555573f4683 R11: 0000000000000206 R12: 00007fff45db76a0
[   41.954677] R13: 00005555573f45f0 R14: 00007fff45db6550 R15: 00007fff45db76c0
[   41.973366] Remounting filesystem read-only
[   41.998394] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.004410] Remounting filesystem read-only
[   42.022519] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.033035] Remounting filesystem read-only
[   42.036757] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.064907] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.072410] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.074362] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.080659] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.087812] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.095548] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.105932] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.109255] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.118634] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.126768] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.130416] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.138716] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.143271] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.151496] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.157948] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.161345] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.171733] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.175221] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.180277] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.183695] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   42.188936] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.193750] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.197228] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.207239] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.211649] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.220245] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.225087] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.228606] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.233381] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.238057] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.243371] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.251338] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.256269] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.259256] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.264995] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.271508] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.277552] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.284857] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.289955] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.292778] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.297049] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.302220] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.305441] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.315018] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.319904] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.324480] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.331415] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.339498] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.346393] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.356203] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.363299] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.371163] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.377777] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.382730] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.391671] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.396578] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.404818] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.409807] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.418935] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.429249] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.437018] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.447032] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.455940] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.465863] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   42.474080] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.483504] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.491988] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.510959] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.520224] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.529803] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.539366] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.548936] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.557330] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.575719] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.584656] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.598461] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.602788] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.612478] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.633051] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.640924] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   42.649155] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.673253] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   42.689042] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.697067] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.704022] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.717626] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.723324] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.732044] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.740440] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.750751] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.759639] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.769315] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.778114] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.788275] audit: type=1800 audit(1665844932.032:2): pid=8004 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop2" ino=16 res=0
[   42.796615] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.824245] Remounting filesystem read-only
[   42.833023] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.842528] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.850886] syz-executor756 (8004) used greatest stack depth: 24976 bytes left
[   42.860676] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.869890] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.885573] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   42.888035] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.897261] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.905379] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.924154] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.934275] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.943654] audit: type=1800 audit(1665844932.183:3): pid=8005 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
[   42.951482] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.967176] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.969660] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   42.988806] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   42.998385] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.007308] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.020631] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.025352] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.034814] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.043213] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.053438] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.062320] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.072264] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.080779] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.090973] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   43.098602] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.108809] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.138015] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.150986] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.160377] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.177278] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.194417] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   43.203303] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   43.230532] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.238588] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.246687] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.256596] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.276526] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.292918] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.302211] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.306263] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   43.321269] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.324787] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.333037] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.340905] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.350340] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.361187] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.368585] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.376755] Remounting filesystem read-only
[   43.386984] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.397078] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.416368] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.430786] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.441844] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.448855] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.448997] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.460089] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.467559] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   43.476723] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.486402] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.494578] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.505147] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.520627] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.524176] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   43.543150] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.551686] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.566592] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.570096] syz-executor756 (7991) used greatest stack depth: 24696 bytes left
[   43.577699] audit: type=1800 audit(1665844932.813:4): pid=7991 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
[   43.589021] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.609364] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   43.627962] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.644945] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.654529] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.666887] audit: type=1800 audit(1665844932.903:5): pid=7990 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop1" ino=16 res=0
[   43.671878] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.681417] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.690747] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.700146] audit: type=1800 audit(1665844932.903:6): pid=8002 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop4" ino=16 res=0
[   43.714913] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.716391] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.743803] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.756302] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   43.765301] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.771540] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.777090] Remounting filesystem read-only
[   43.785542] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.794341] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.804989] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.813830] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.823249] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.831115] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.842664] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.850342] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.859203] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.870540] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.890917] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.906102] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.914298] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   43.927361] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   43.931838] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.961593] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   43.976990] audit: type=1800 audit(1665844933.223:7): pid=8034 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop5" ino=16 res=0
[   44.008346] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.013163] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
executing program
[   44.035900] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.040783] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.068472] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.083705] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.092795] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.102692] Remounting filesystem read-only
[   44.111886] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.124358] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.142915] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.161354] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.171484] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   44.179614] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.189934] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.197533] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.206913] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.216384] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.232788] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.234609] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.246049] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.254355] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.263262] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.301029] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
executing program
[   44.317163] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.335009] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.346133] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.365542] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   44.373576] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   44.378139] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.386033] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.410036] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.414256] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.425067] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.441871] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.452261] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.460145] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.470172] Remounting filesystem read-only
[   44.477585] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.497375] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.509395] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.515911] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.525450] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.533309] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.542791] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.562687] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.572291] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.580710] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.590064] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.601268] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.625221] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.641387] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.656687] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.661710] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   44.667331] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   44.685721] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.694953] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.710578] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.714236] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.726480] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.746203] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.758350] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.759731] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.767921] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.778093] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.786983] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.797684] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.806741] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.816423] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.824800] Remounting filesystem read-only
[   44.835138] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.842993] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.861290] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.873292] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.879643] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.889458] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.909878] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.916719] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.930134] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.939033] audit: type=1800 audit(1665844934.153:8): pid=8052 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
[   44.956458] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   44.967083] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.976787] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   44.984339] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   44.993610] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.003992] Remounting filesystem read-only
[   45.011625] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.029938] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.038919] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.048359] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.064942] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.066558] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.077662] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.094676] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.098197] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.109420] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.116465] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.128078] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   45.135508] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.153157] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.161680] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.187112] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.190209] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.206546] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.208795] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.218966] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.227792] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.238031] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.245954] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.255950] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.263896] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.274280] Remounting filesystem read-only
[   45.282050] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.291901] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.299808] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.310105] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.314140] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.322714] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.332552] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.341138] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.351508] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.359996] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.370000] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.378788] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.388450] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.397455] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.406846] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.415295] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.424835] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.433110] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.443368] audit: type=1800 audit(1665844934.693:9): pid=8069 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop2" ino=16 res=0
[   45.451337] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.461752] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.470366] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.481093] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.498310] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.507272] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.517063] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.534273] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   45.542807] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.551496] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.561057] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.572381] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.580448] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.592476] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.605884] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.609291] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.621442] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.634029] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.641469] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   45.645838] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.652998] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.680023] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.681671] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.691184] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.700276] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.723053] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.728006] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.738693] audit: type=1800 audit(1665844934.983:10): pid=8088 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop4" ino=16 res=0
[   45.746081] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.765310] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.772970] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.787707] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.799334] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.800010] Remounting filesystem read-only
[   45.808999] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   45.814391] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.824260] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.841380] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.841700] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.860357] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.862398] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.870708] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.879160] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.892505] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.896944] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.907255] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.920779] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.926810] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.935926] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.952590] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   45.957557] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   45.963677] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.974109] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.989878] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.990274] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   45.999691] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.013322] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.020012] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.033535] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.035860] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.046476] Remounting filesystem read-only
[   46.054429] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.059585] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.067862] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.078117] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.086145] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.097020] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.104045] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.114198] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.122854] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.132505] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.141261] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.151101] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.159723] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.169486] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.177463] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.187585] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.195836] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.205506] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.213680] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.222927] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.233591] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.241472] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.251451] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.260278] audit: type=1800 audit(1665844935.504:11): pid=8105 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
[   46.270753] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.287881] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.297416] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.310668] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.322631] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.322898] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.332947] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.341276] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.351200] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.360012] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.370182] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.378300] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.387914] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.400280] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.405452] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   46.415913] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.429508] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.434195] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.450723] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.453485] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.465677] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.471108] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.481356] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.493144] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.506545] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.509135] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   46.516469] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.526399] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.534178] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.544301] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.556568] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.571962] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   46.575658] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.587489] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.602760] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.603342] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.622183] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   46.629765] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.642286] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.642566] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.652873] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   46.662633] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.674834] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.700223] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.712705] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   46.724378] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.734329] Remounting filesystem read-only
[   46.738757] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.749164] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.758979] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.759240] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.770187] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.786132] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.792225] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.795799] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.805785] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   46.814199] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.824148] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.834270] Remounting filesystem read-only
[   46.846056] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.856294] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.862576] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.867363] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.875141] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.885366] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.894953] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.903340] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.911452] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.921239] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.933541] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.939538] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.952473] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.958599] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.967886] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.978335] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   46.991065] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   46.995221] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.012254] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.013234] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.022069] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.032543] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.040522] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.049706] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.059093] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.069433] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.079659] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.087422] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.095738] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.105458] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   47.115008] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.142821] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.156039] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.166926] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.169689] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.180024] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.187551] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.196283] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.204206] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   47.214040] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.226467] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.239917] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.244081] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.252884] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.262171] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   47.271106] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.280435] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.288881] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.289000] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.289011] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.300426] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.307374] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.354080] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.365150] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
executing program
executing program
[   47.367258] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.377455] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.394186] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.394198] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.394375] Remounting filesystem read-only
[   47.433404] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.439431] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.443097] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.452873] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.463260] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.471793] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.480100] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.488484] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.498959] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.506774] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.516167] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.528523] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.534521] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.544228] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.552858] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.562300] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   47.571268] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.580628] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.589349] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.598780] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.624739] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.627004] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.643423] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.644010] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.664634] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.665910] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.677367] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.691046] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.696923] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.711791] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.725156] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.726853] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.735370] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.744086] Remounting filesystem read-only
[   47.754598] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.757471] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.767738] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   47.775944] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.785353] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.809685] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.810331] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.820864] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.827902] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.837953] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.846888] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.857838] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.865328] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   47.874232] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.892563] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.903658] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.913065] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.922700] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.924796] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   47.942626] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.944643] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.952091] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.966745] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   47.970662] Remounting filesystem read-only
[   47.980393] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   47.983752] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.002647] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.011908] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.021345] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.030618] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.039544] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.040465] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.049247] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.065811] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.072469] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.086606] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.096808] Remounting filesystem read-only
[   48.101390] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.109110] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.111132] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.129594] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.129860] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.148098] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.157045] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.157620] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.168018] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.175279] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.193470] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.196582] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.203939] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.214211] kauditd_printk_skb: 5 callbacks suppressed
[   48.214217] audit: type=1800 audit(1665844937.454:17): pid=8162 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop1" ino=16 res=0
[   48.221907] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.243998] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.244999] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.254519] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.263249] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.281581] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.290941] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.300510] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.309769] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.317898] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.327692] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.337444] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.348361] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.365063] audit: type=1800 audit(1665844937.594:18): pid=8173 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
executing program
[   48.369023] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.384136] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.401855] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.404631] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.411669] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.420785] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.431686] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.443892] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.449377] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.457375] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.467395] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   48.483446] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.485105] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.501007] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.519739] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   48.531522] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   48.532004] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   48.549055] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.564912] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.570012] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.574010] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.584023] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.594546] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.610100] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.612195] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.620286] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.628171] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.638149] Remounting filesystem read-only
[   48.646764] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.651590] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.660671] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.678999] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.680871] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.695379] audit: type=1800 audit(1665844937.934:19): pid=8204 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop5" ino=16 res=0
[   48.701321] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.716372] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.725199] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.739941] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   48.753659] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.765011] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.765885] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.785560] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.785587] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.795430] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.804378] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.814967] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.824937] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.833465] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.840759] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.852240] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.859584] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.869411] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
executing program
[   48.876740] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.887203] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.895550] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.914085] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.924677] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.934189] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.940851] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.943575] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.960496] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.965434] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   48.973588] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.982355] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   48.992277] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.010550] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   49.012576] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.029375] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.031149] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.039093] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.053298] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.062811] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.067514] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.082981] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.087006] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.094440] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.102821] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   49.122358] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.131940] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.141511] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.144984] Remounting filesystem read-only
[   49.153439] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.157962] audit: type=1800 audit(1665844938.404:20): pid=8248 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop4" ino=16 res=0
[   49.167457] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.182535] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.191463] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.205964] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.209740] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.228014] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   49.228472] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.237573] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.245992] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.258427] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.271572] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.274715] audit: type=1800 audit(1665844938.514:21): pid=8254 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop2" ino=16 res=0
[   49.300520] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.306207] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.310108] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.318743] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   49.328988] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.339117] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.355428] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.359178] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.365461] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.375876] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   49.383574] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.401432] audit: type=1800 audit(1665844938.654:22): pid=8232 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
[   49.427062] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.431905] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   49.444950] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.452897] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.455340] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   49.466191] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   49.484465] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.486940] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.498741] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.520070] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   49.537487] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.547950] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   49.551806] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.559700] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.567506] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.576535] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.585405] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.593926] Remounting filesystem read-only
[   49.604185] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.607568] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.624349] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.637322] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.648912] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   49.659589] Remounting filesystem read-only
[   49.664346] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.674246] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.684486] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   49.694680] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.695290] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.704261] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.722159] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.722273] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.731643] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.750090] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.760000] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.760138] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.769697] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.788371] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.789000] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.797835] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.807965] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.816419] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.829103] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.835284] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.843838] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.853550] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.861969] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.872886] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
executing program
[   49.880772] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.889742] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.901224] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.909991] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.916496] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.926337] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.945394] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.955827] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   49.962063] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   49.965124] audit: type=1800 audit(1665844939.214:23): pid=8265 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
[   49.993661] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.002400] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   50.002979] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.015806] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.023994] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   50.031553] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.040835] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.049931] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   50.059906] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.084488] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.101690] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.102465] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.116730] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.121808] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.141484] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   50.141549] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   50.150684] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.163520] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.183416] Remounting filesystem read-only
[   50.188064] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.188700] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.198166] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.207161] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.217489] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.225207] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.235493] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.254081] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.261706] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.264939] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.272752] audit: type=1800 audit(1665844939.524:24): pid=8289 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop5" ino=16 res=0
[   50.282911] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.311729] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.312324] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.320857] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.330792] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.342183] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.349645] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.358673] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.368470] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.383111] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   50.387271] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.396531] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.407605] Remounting filesystem read-only
[   50.419180] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   50.430255] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.441962] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.451833] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.462652] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.470499] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   50.472947] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.482560] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.490983] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.500549] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.508841] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.527130] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.527318] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.536561] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.548299] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.558204] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.574425] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.576144] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.583557] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.593746] Remounting filesystem read-only
[   50.601502] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.606608] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.615283] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.633417] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.634527] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   50.642840] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.663746] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.677560] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.681960] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.688929] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.705776] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   50.707942] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.716424] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.726548] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.733564] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.743506] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.751928] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.763255] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.770083] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.780192] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.788631] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.798918] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.806809] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.816267] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.827123] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.834968] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.849460] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.862301] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.863260] Remounting filesystem read-only
[   50.873132] audit: type=1800 audit(1665844940.125:25): pid=8329 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
[   50.881574] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.894516] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.905004] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.912379] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.930231] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.931160] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.940033] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.949877] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.958468] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.969001] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   50.979250] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   50.987515] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   50.994990] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.004562] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.021384] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.031436] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.032094] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.049059] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.050700] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.068119] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.072779] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.085158] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.095020] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   51.096596] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.115985] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.119552] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.125720] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.134153] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.143650] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.152298] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.161891] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.172575] Remounting filesystem read-only
[   51.181456] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.185069] audit: type=1800 audit(1665844940.425:26): pid=8322 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop1" ino=16 res=0
[   51.193006] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.193027] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.217060] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.229089] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.238692] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   51.246937] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.256834] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.266111] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.275694] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.286758] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.302326] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.303727] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.317203] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.323010] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.331775] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.339908] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.353669] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.362262] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.375079] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.376919] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.385217] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.395913] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.411328] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.413224] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   51.422944] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.439519] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.442362] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.450366] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.458966] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.468480] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.476759] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.486818] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.495758] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.506065] Remounting filesystem read-only
[   51.513504] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.518366] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.526484] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.536217] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.545013] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.555055] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.563613] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.573955] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.582383] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.592599] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.600701] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.610257] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.618472] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.628026] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.636077] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.645919] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.654478] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.664026] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.674343] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.684129] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.698508] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.709973] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.710545] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   51.719251] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.728452] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   51.737730] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program