Warning: Permanently added '10.128.1.25' (ECDSA) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
executing program
[   28.425310] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   28.439164] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   28.446837] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   28.459835] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.461998] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.470483] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   28.490265] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.495658] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.514979] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   28.522316] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.541006] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   28.544722] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.561305] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.564564] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.580586] 
[   28.582238] ======================================================
[   28.587343] Remounting filesystem read-only
[   28.588544] WARNING: possible circular locking dependency detected
[   28.588549] 4.14.295-syzkaller #0 Not tainted
[   28.588551] ------------------------------------------------------
[   28.588554] syz-executor177/7976 is trying to acquire lock:
[   28.588557]  (&nilfs->ns_sem
[   28.594205] Remounting filesystem read-only
[   28.599153] ){++++}, at: [<ffffffff87085f04>] __nilfs_error+0x176/0x399
[   28.599171] 
[   28.599171] but task is already holding lock:
[   28.608384] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.609950]  (&dat_lock_key){.+.+}, at: [<ffffffff826b406e>] nilfs_get_block+0x17e/0x7a0
[   28.609966] 
[   28.609966] which lock already depends on the new lock.
[   28.609966] 
[   28.609971] 
[   28.609971] the existing dependency chain (in reverse order) is:
[   28.617332] Remounting filesystem read-only
[   28.618703] 
[   28.618703] -> #1 (&dat_lock_key){.+.+}:
[   28.618722]        down_read+0x36/0x80
[   28.618731]        nilfs_count_free_blocks+0x68/0x180
[   28.624567] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.629947]        nilfs_cleanup_super+0x123/0x450
[   28.629953]        nilfs_put_super+0x141/0x190
[   28.629960]        generic_shutdown_super+0x144/0x370
[   28.629970]        kill_block_super+0x95/0xe0
[   28.638568] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.645999]        deactivate_locked_super+0x6c/0xd0
[   28.646006]        deactivate_super+0x7f/0xa0
[   28.646012]        cleanup_mnt+0x186/0x2c0
[   28.646017]        task_work_run+0x11f/0x190
[   28.646023]        exit_to_usermode_loop+0x1ad/0x200
[   28.646027]        do_syscall_64+0x4a3/0x640
[   28.646033]        entry_SYSCALL_64_after_hwframe+0x46/0xbb
[   28.646036] 
[   28.646036] -> #0 (&nilfs->ns_sem){++++}:
[   28.646053]        lock_acquire+0x170/0x3f0
[   28.657959] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.662831]        down_write+0x34/0x90
[   28.662838]        __nilfs_error+0x176/0x399
[   28.662846]        nilfs_bmap_lookup_contig+0x130/0x170
[   28.662849]        nilfs_get_block+0x1bd/0x7a0
[   28.662856]        do_mpage_readpage+0x615/0x1470
[   28.662861]        mpage_readpages+0x2d6/0x5f0
[   28.662872]        __do_page_cache_readahead+0x522/0x940
[   28.662878]        ondemand_readahead.isra.0+0x514/0xb60
[   28.662889]        page_cache_sync_readahead+0xa6/0xf0
[   28.673471] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.674798]        generic_file_read_iter+0xfbc/0x21c0
[   28.674805]        __vfs_read+0x449/0x620
[   28.674816]        integrity_kernel_read+0x11b/0x1b0
[   28.680512] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.684191]        ima_calc_file_hash+0x3ee/0x780
[   28.684196]        ima_collect_measurement+0x39d/0x430
[   28.684201]        process_measurement+0x78b/0xb20
[   28.684207]        path_openat+0x10ad/0x2970
[   28.684213]        do_filp_open+0x179/0x3c0
[   28.684218]        do_sys_open+0x296/0x410
[   28.684223]        do_syscall_64+0x1d5/0x640
[   28.684233]        entry_SYSCALL_64_after_hwframe+0x46/0xbb
[   28.693802] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.698818] 
[   28.698818] other info that might help us debug this:
[   28.698818] 
[   28.698821]  Possible unsafe locking scenario:
[   28.698821] 
[   28.698822]        CPU0                    CPU1
[   28.698824]        ----                    ----
executing program
[   28.698825]   lock(&dat_lock_key);
[   28.698834]                                lock(
[   28.704052] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.708508] &nilfs->ns_sem);
[   28.708512]                                lock(&dat_lock_key);
[   28.708515]   lock(&nilfs->ns_sem);
[   28.708519] 
[   28.708519]  *** DEADLOCK ***
[   28.708519] 
[   28.708524] 2 locks held by syz-executor177/7976:
[   28.708526]  #0:  (&iint->mutex){+.+.}, at: [<ffffffff82eef900>] process_measurement+0x270/0xb20
[   28.708545]  #1: 
[   28.718392] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.727069]  (&dat_lock_key){.+.+}, at: [<ffffffff826b406e>] nilfs_get_block+0x17e/0x7a0
[   28.727086] 
[   28.727086] stack backtrace:
[   28.727093] CPU: 0 PID: 7976 Comm: syz-executor177 Not tainted 4.14.295-syzkaller #0
[   28.727096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[   28.727099] Call Trace:
[   28.727108]  dump_stack+0x1b2/0x281
[   28.727116]  print_circular_bug.constprop.0.cold+0x2d7/0x41e
[   28.727126]  __lock_acquire+0x2e0e/0x3f20
[   28.735253] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.736688]  ? ___preempt_schedule+0x16/0x18
[   28.736697]  ? trace_hardirqs_on+0x10/0x10
[   28.736704]  ? ___preempt_schedule+0x16/0x18
[   28.742412] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.745306]  ? vprintk_emit+0x170/0x620
[   28.745314]  ? vprintk_func+0x60/0x160
[   28.745323]  lock_acquire+0x170/0x3f0
[   28.750446] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.754788]  ? __nilfs_error+0x176/0x399
[   28.754797]  down_write+0x34/0x90
[   28.754801]  ? __nilfs_error+0x176/0x399
[   28.754806]  __nilfs_error+0x176/0x399
[   28.754814]  ? nilfs_commit_super.cold+0xfe/0xfe
[   28.754820]  ? lock_acquire+0x170/0x3f0
[   28.754827]  ? lock_downgrade+0x740/0x740
[   28.764415] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   28.766122]  nilfs_bmap_lookup_contig+0x130/0x170
[   28.766129]  nilfs_get_block+0x1bd/0x7a0
[   28.766136]  ? __nilfs_mark_inode_dirty+0x1d0/0x1d0
[   28.770618] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.779773]  ? mark_held_locks+0xa6/0xf0
[   28.779781]  ? mem_cgroup_commit_charge+0x17c/0x3b0
[   28.779789]  do_mpage_readpage+0x615/0x1470
[   28.779799]  ? mpage_alloc+0x2b0/0x2b0
[   28.779807]  ? add_to_page_cache_lru+0x136/0x2b0
[   28.779814]  ? add_to_page_cache_locked+0x40/0x40
[   28.787972] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.788152]  mpage_readpages+0x2d6/0x5f0
[   28.794323] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.798052]  ? __nilfs_mark_inode_dirty+0x1d0/0x1d0
[   28.798059]  ? __nilfs_mark_inode_dirty+0x1d0/0x1d0
[   28.798067]  ? do_mpage_readpage+0x1470/0x1470
[   28.798077]  ? alloc_pages_current+0x15d/0x260
[   28.804443] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.807457]  ? nilfs_direct_IO+0x150/0x150
[   28.807465]  __do_page_cache_readahead+0x522/0x940
[   28.807473]  ? read_cache_pages+0x6a0/0x6a0
[   28.814335] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.818345]  ondemand_readahead.isra.0+0x514/0xb60
[   28.818354]  page_cache_sync_readahead+0xa6/0xf0
[   28.824681] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.832426]  generic_file_read_iter+0xfbc/0x21c0
[   28.832436]  ? iov_iter_init+0xa6/0x1c0
[   28.832444]  __vfs_read+0x449/0x620
[   28.832450]  ? vfs_copy_file_range+0x9b0/0x9b0
[   28.832457]  ? cache_alloc_refill+0x1da/0x350
[   28.832464]  ? lock_acquire+0x170/0x3f0
[   28.832472]  ? lock_downgrade+0x740/0x740
[   28.840294] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.841871]  integrity_kernel_read+0x11b/0x1b0
[   28.841878]  ? integrity_inode_free+0x300/0x300
[   28.841886]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[   28.841894]  ? kmem_cache_alloc_trace+0x36c/0x3d0
[   28.841902]  ima_calc_file_hash+0x3ee/0x780
[   28.849153] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.856329]  ? ima_alloc_tfm+0x9a/0xc0
[   28.856335]  ? ima_calc_file_hash+0x14a/0x780
[   28.856342]  ima_collect_measurement+0x39d/0x430
[   28.856348]  ? ima_get_action+0x70/0x70
[   28.856355]  ? vfs_getxattr_alloc+0xc8/0x2d0
[   28.856364]  ? ima_get_cache_status+0x170/0x170
[   28.863607] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.866473]  process_measurement+0x78b/0xb20
[   28.866482]  ? ima_rdwr_violation_check+0x3a0/0x3a0
[   28.866490]  ? nilfs_lookup+0x58/0x110
[   28.873406] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.875788]  ? apparmor_file_open+0x4ed/0x910
[   28.875795]  ? apparmor_file_alloc_security+0x800/0x800
[   28.875804]  ? lock_downgrade+0x740/0x740
[   28.880145] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.884312]  ? security_file_open+0x82/0x190
[   28.884319]  ? file_ra_state_init+0xc4/0x1e0
[   28.884325]  ? generic_file_open+0x68/0x90
[   28.884331]  ? do_dentry_open+0x698/0xec0
[   28.884336]  ? finish_no_open+0x40/0x40
[   28.884343]  ? __inode_permission+0xcd/0x2f0
[   28.884350]  ? vfs_open+0x10d/0x220
[   28.892924] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.894445]  path_openat+0x10ad/0x2970
[   28.894457]  ? path_lookupat+0x780/0x780
[   28.903328] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.911389]  ? trace_hardirqs_on+0x10/0x10
[   28.911400]  do_filp_open+0x179/0x3c0
[   28.911406]  ? may_open_dev+0xe0/0xe0
[   28.911414]  ? lock_downgrade+0x740/0x740
[   28.911423]  ? do_raw_spin_unlock+0x164/0x220
[   28.920821] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   28.922107]  ? _raw_spin_unlock+0x29/0x40
[   28.922113]  ? __alloc_fd+0x1be/0x490
[   28.922122]  do_sys_open+0x296/0x410
[   28.926808] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.930281]  ? filp_open+0x60/0x60
[   28.930287]  ? __close_fd+0x159/0x230
[   28.930293]  ? do_syscall_64+0x4c/0x640
[   28.930300]  ? do_sys_open+0x410/0x410
[   28.937744] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.943847]  do_syscall_64+0x1d5/0x640
[   28.943857]  entry_SYSCALL_64_after_hwframe+0x46/0xbb
[   28.943863] RIP: 0033:0x7fca6f8ec099
[   28.943865] RSP: 002b:00007fca6f8972f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
[   28.943872] RAX: ffffffffffffffda RBX: 00007fca6f9734a0 RCX: 00007fca6f8ec099
[   28.943878] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080
[   28.949075] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   28.952918] RBP: 00007fca6f93e730 R08: 0000000000000000 R09: 0000000000000000
[   28.952922] R10: 00007fca6f8976b8 R11: 0000000000000246 R12: 00007fca6f93e308
[   28.952926] R13: 00007fca6f93e0c8 R14: 0030656c69662f2e R15: 00007fca6f9734a8
[   28.977889] Remounting filesystem read-only
[   28.991090] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.006653] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.021595] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.034404] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   29.037269] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.070592] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   29.077801] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.124996] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.135445] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.150956] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.156350] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.164459] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.166080] Remounting filesystem read-only
[   29.170132] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.175048] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.186881] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.188603] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.198248] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   29.203626] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.211505] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.212070] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.220416] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.225587] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.234197] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.234668] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.242494] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.248454] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.254182] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.258012] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.285974] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.288586] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.293475] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.297533] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.306344] Remounting filesystem read-only
[   29.311518] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.315782] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.321128] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.325542] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.329842] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.339789] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.343642] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.347386] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.352718] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.355789] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.361002] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.365216] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.374700] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.378147] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.384070] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.387089] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.397430] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.401135] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.409319] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.412556] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.422511] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.426131] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   29.431294] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.434672] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.438910] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.442703] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.449011] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.451084] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.461227] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.464093] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.468917] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.477519] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.482660] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.485573] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.489412] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.493972] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.499795] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.507651] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.512627] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.515814] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.519479] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.528327] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.528344] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.533541] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.535756] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.539898] audit: type=1800 audit(1665832208.428:2): pid=8014 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop5" ino=16 res=0
[   29.543790] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.554472] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.556583] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.562855] syz-executor177 (8014) used greatest stack depth: 24976 bytes left
[   29.572215] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.573673] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.581408] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.588237] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.604723] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.611515] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.619071] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.624368] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.632700] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.642661] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   29.651451] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.662425] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.672931] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.681409] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.688557] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   29.698231] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.715961] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.724972] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.725100] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.725110] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.725186] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.736016] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.751563] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.758789] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.780478] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.785827] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.794573] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   29.804732] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.824403] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.830913] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.841283] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.849744] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.859007] Remounting filesystem read-only
[   29.869064] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.877675] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.886954] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.896512] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.904702] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.904817] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.915465] audit: type=1800 audit(1665832208.808:3): pid=7976 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop1" ino=16 res=0
[   29.923399] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.929472] syz-executor177 (7976) used greatest stack depth: 24392 bytes left
executing program
[   29.937203] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.952295] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.954646] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.964317] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   29.974378] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.982739] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   29.982881] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.001235] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.010672] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.019607] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.028581] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.038409] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.046733] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.056614] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.065188] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.075795] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.085686] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.092442] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.120726] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.128514] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.141883] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.147213] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   30.157949] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.165064] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.165172] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.165183] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.165254] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.178419] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.183759] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.194358] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.206842] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.214831] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.221006] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.234878] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.239547] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.248555] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   30.259986] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.278284] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.285530] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.294807] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.303772] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.314789] audit: type=1800 audit(1665832209.208:4): pid=7985 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop0" ino=16 res=0
[   30.322252] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.333670] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.339858] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.357196] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.357390] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.373431] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.382856] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.387174] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.392344] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.410143] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.419243] audit: type=1800 audit(1665832209.298:5): pid=7977 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop3" ino=16 res=0
executing program
[   30.430203] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.439193] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.448304] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.459593] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.477123] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.488606] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.495032] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.502439] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.512514] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.520162] Remounting filesystem read-only
[   30.531716] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.549634] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.569573] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.592538] audit: type=1800 audit(1665832209.479:6): pid=7989 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop2" ino=16 res=0
[   30.603271] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.611994] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   30.623437] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   30.667677] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.669375] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.677576] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.687417] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.691311] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.701066] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.710352] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.719220] Remounting filesystem read-only
[   30.727645] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.737352] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.748301] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.763204] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.801616] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.808712] audit: type=1800 audit(1665832209.689:7): pid=8027 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop4" ino=16 res=0
[   30.826337] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.843252] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   30.855828] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.872167] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.880572] Remounting filesystem read-only
[   30.897193] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.899356] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.907565] Remounting filesystem read-only
[   30.917796] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.926167] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.935520] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   30.958246] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   30.963228] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.000324] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.017738] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.020961] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   31.027888] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.041936] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.046222] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.055488] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.064618] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.072583] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.082465] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.091543] Remounting filesystem read-only
[   31.101623] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.110302] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.120525] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.128437] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.138064] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.148313] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.156357] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.174168] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.183998] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.197884] audit: type=1800 audit(1665832210.079:8): pid=8035 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop5" ino=16 res=0
[   31.210138] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.225681] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.229571] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.237952] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.247175] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.255458] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.266077] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.282400] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.305866] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.329830] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.346628] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.357001] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   31.364911] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.373709] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.378465] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.387854] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.396513] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   31.414441] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.422953] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.433948] Remounting filesystem read-only
[   31.442466] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.452623] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.461656] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.471445] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.479830] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.489696] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.498253] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.507437] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.511543] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.540932] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.547696] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.557817] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.574653] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.584067] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.593213] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.593421] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.605185] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.612486] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.617363] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.625545] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.635739] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.639264] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.639279] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.639491] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.650507] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.658371] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.668722] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.676823] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.686236] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.695004] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.704833] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.714042] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.723450] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.732580] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.742811] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.750907] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.760497] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.768961] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.779241] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.783080] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.792880] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.801127] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.811353] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.819599] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.828986] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.839414] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.847450] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.856596] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.864971] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.882858] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.891306] audit: type=1800 audit(1665832210.790:9): pid=8077 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop4" ino=16 res=0
[   31.901693] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.910563] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.918958] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.936073] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.937550] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.956113] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.965451] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.975170] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   31.984582] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   31.994009] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.003503] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.012369] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.021444] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.047410] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.049342] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.072031] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.080102] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.091454] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   32.098885] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.109750] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.122328] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.126836] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.136049] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.144535] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.158780] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.162411] Remounting filesystem read-only
[   32.171355] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.180551] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.190279] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.198149] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.208457] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.217114] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.226463] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.234547] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.245450] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.253470] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.264035] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.271690] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.271790] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.292738] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.299573] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.313702] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.319730] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.327179] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   32.336809] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.350932] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.355865] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.364020] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.373386] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.386978] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.392480] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.408517] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.410542] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.418927] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.428705] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.436846] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.447236] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.455817] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.466478] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.474371] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.484726] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   32.493425] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.502889] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.514655] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.522199] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.540007] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.548410] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.557917] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.566616] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.576559] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.585191] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.594791] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.604228] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.614003] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.622419] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.631869] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.640571] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.650763] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.658928] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.668387] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.677521] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.687532] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.696360] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.706619] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.714909] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.724416] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.734715] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.742730] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.752753] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.760536] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.770929] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.773789] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.783760] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.792621] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.802061] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.810363] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.820582] audit: type=1800 audit(1665832211.710:10): pid=8087 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop5" ino=16 res=0
[   32.829464] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.840520] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.847408] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.857399] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.871119] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.884309] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.893493] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.903361] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.911552] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.921416] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.929665] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.941868] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.955958] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.965157] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.966813] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   32.984459] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   32.986417] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.002348] audit: type=1800 audit(1665832211.890:11): pid=8093 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop4" ino=16 res=0
[   33.004169] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.018589] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.028432] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.033936] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   33.051600] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.059312] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.077505] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.085880] Remounting filesystem read-only
[   33.096073] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.104351] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.114171] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.122142] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.134453] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.160158] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.170207] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.179391] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.187808] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.202211] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.210783] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.215543] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.226863] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.233821] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.242470] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.259913] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.279952] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   33.289070] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.836911] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   33.846495] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.856185] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.865643] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   33.871174] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.875628] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
executing program
[   33.885248] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.893963] Remounting filesystem read-only
[   33.908418] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.910752] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.919329] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.927935] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.939211] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.946310] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.957169] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.964587] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.973907] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   33.982745] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   33.992774] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.001185] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.011330] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.019519] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.028684] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   34.040812] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.057378] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.062584] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.066854] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.077652] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   34.088903] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.111128] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.113541] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.120607] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.145639] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.155451] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.160086] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.170196] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.183354] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
executing program
executing program
[   34.184565] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.211720] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.212125] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.225353] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.230991] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   34.258309] Remounting filesystem read-only
[   34.262845] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.262869] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.273567] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.283955] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.290821] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.310863] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.314468] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.320329] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.329773] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.340297] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.348113] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.358786] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.381033] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.389861] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.395592] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.400360] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.411649] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.420515] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.429719] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.438014] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   34.449437] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.473471] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.489406] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.498893] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
executing program
[   34.514235] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.523918] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.534593] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.535643] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.552719] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   34.562862] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.569449] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.581810] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.583462] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.592701] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   34.600945] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.610591] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.631100] Remounting filesystem read-only
[   34.636004] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.647080] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   34.649378] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.657746] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.669321] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.679642] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.702959] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.712571] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.723749] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.727661] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   34.734234] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.753372] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.764804] Remounting filesystem read-only
[   34.769817] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.779547] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.789681] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.794958] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   34.799932] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.818326] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.828430] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.848248] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   34.861953] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.863538] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.873342] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.881766] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.889977] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.900655] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.908556] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.918082] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.925960] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.936625] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.945172] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.955392] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.963610] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.973616] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   34.981599] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   34.992041] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.000211] kauditd_printk_skb: 5 callbacks suppressed
[   35.000217] audit: type=1800 audit(1665832213.881:17): pid=8151 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop4" ino=16 res=0
[   35.011552] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.016165] audit: type=1800 audit(1665832213.901:18): pid=8123 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop1" ino=16 res=0
[   35.038659] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.043096] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.064502] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.078889] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.088811] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.096682] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.106819] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.123647] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.124846] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.134244] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.143980] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   35.151951] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.161449] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.174740] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.180935] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.188843] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.198459] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   35.206933] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.217087] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.256846] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   35.267932] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   35.268186] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   35.291527] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.294683] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.304787] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.321171] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.321189] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   35.340506] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.350482] Remounting filesystem read-only
[   35.351292] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   35.355128] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.374697] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.384688] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.386130] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.398349] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   35.405528] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.413479] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.426810] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.440774] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.457332] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.467277] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.478885] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.488699] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   35.500142] Remounting filesystem read-only
[   35.504670] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.519300] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.529216] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.539635] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   35.540392] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.561776] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.572098] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.582471] Remounting filesystem read-only
[   35.586934] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.588267] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.607523] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   35.617423] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.617723] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.629616] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.636119] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.645247] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.654901] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.663379] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.672742] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.681546] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.692164] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.700529] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.709974] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.718042] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.736546] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.738418] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.746710] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.758564] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.768547] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.774514] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.784481] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.792644] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.802329] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.811036] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.819291] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.829611] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.837766] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.847172] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.856746] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.864651] audit: type=1800 audit(1665832214.742:19): pid=8214 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop3" ino=16 res=0
[   35.873868] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.897383] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.900095] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.920803] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.924173] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.929837] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   35.940007] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.950317] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   35.958215] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   35.968615] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.979078] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.986629] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   35.996213] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.022534] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.023295] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.041030] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.043986] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.050666] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   36.059160] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.069028] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.077378] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.086694] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.098784] NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.114953] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.125508] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.128396] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.145694] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.157138] NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.160017] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.166953] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.185310] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.185442] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.195790] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.204354] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.221347] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.230026] audit: type=1800 audit(1665832215.122:20): pid=8189 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop5" ino=16 res=0
[   36.239989] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.261630] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   36.266824] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.271320] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.281356] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.290357] Remounting filesystem read-only
[   36.299965] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.312160] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   36.322474] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.324781] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.337644] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.348660] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.359539] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.366249] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.369551] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.387933] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.392924] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.397184] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.408637] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.415164] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.427280] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.433717] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.444827] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.452610] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.462506] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.470194] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.480370] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.488673] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.498862] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.506355] audit: type=1800 audit(1665832215.402:21): pid=8244 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop4" ino=16 res=0
[   36.517802] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.534315] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.543081] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.568441] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.574526] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.578107] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.589990] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.597194] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.611862] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   36.623483] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.628691] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.634604] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.643829] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.653204] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   36.660927] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.670202] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.679886] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.705068] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.705080] audit: type=1800 audit(1665832215.592:22): pid=8258 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop2" ino=16 res=0
[   36.720869] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.745299] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.755160] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.759042] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   36.766091] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.775719] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.783749] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.793370] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.813726] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   36.819579] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.824320] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.833560] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.842092] Remounting filesystem read-only
[   36.850595] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.855055] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.864269] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.877409] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.886153] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.897995] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.915875] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.924774] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.937547] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.944376] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.947161] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   36.972871] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.975971] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   36.982698] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   36.993078] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.001023] Remounting filesystem read-only
[   37.015038] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   37.022781] audit: type=1800 audit(1665832215.912:23): pid=8254 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop1" ino=16 res=0
[   37.032479] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.051474] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.061342] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   37.063622] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.072033] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.084196] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.091382] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.114019] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.115499] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.125130] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.132458] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.142453] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.151461] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   37.161035] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.170700] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.178241] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.188431] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.196932] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.215068] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.217112] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.230748] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.249094] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.260264] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   37.272956] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   37.283932] NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   37.294769] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.304549] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.314215] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   37.322147] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.323958] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.339542] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.341792] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.359388] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.369335] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   37.371941] Remounting filesystem read-only
[   37.382413] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.384866] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.392087] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.402745] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.410485] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.422308] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.429535] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.439442] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.447673] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.447827] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.458010] audit: type=1800 audit(1665832216.353:24): pid=8288 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop0" ino=16 res=0
[   37.465510] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.465650] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.486382] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.493005] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.529066] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.530508] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.544743] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.548843] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.557286] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   37.565977] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.584765] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.588556] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.597140] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.613885] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.624853] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.634764] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.642849] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.645190] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.653082] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   37.663003] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.677962] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.683051] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.701848] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.705389] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   37.712374] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.724004] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   37.742716] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.753816] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.763369] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.771102] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.774334] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.787527] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.790299] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.809038] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.809912] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.818795] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.829241] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.836528] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.846686] Remounting filesystem read-only
[   37.854884] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.863883] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   37.868944] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.878427] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.887219] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.899893] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.906462] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.915177] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.924938] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.933261] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.943680] NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.951230] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.961359] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.969885] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   37.980061] NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.988271] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   37.999138] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   38.021040] audit: type=1800 audit(1665832216.913:25): pid=8320 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop4" ino=16 res=0
[   38.022223] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.043414] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.049023] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.066327] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.066706] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   38.084081] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   38.097043] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.107554] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.107737] audit: type=1800 audit(1665832217.003:26): pid=8333 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor177" name="file3" dev="loop2" ino=16 res=0
[   38.118235] Remounting filesystem read-only
[   38.139075] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.150043] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.151717] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.161282] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   38.168638] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.178719] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.197965] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.205069] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.207305] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
executing program
[   38.217566] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.226310] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.247678] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.261529] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.264661] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.273056] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.282865] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.289289] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.298963] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.309817] NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.317271] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.327223] NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.335514] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   38.355119] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.363021] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.364584] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.387724] NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   38.402142] NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
[   38.408958] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.413366] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
executing program
[   38.428955] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.440025] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.441869] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.450199] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.470199] NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   38.471176] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.484371] NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.488922] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
[   38.499111] Remounting filesystem read-only
[   38.506700] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.512033] NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.520574] NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
executing program
[   38.533294] NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.540950] NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
[   38.571647] NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds