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possible deadlock in nilfs_count_free_blocks

Status: upstream: reported C repro on 2022/10/13 18:26
Reported-by: syzbot+c9c12ba12861db48c97a@syzkaller.appspotmail.com
First crash: 790d, last: 653d
▶ ▼ Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream possible deadlock in nilfs_count_free_blocks nilfs C 60 774d 787d 22/28 fixed on 2023/02/24 13:50
linux-4.19 possible deadlock in nilfs_count_free_blocks nilfs2 C error 44 695d 793d 0/1 upstream: reported C repro on 2022/10/11 12:18
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2023/02/28 12:26 53m bisect fix linux-4.14.y OK (0) job log log
2023/01/27 10:23 26m bisect fix linux-4.14.y OK (0) job log log

Sample crash report:
Remounting filesystem read-only
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
======================================================
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
WARNING: possible circular locking dependency detected
4.14.295-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor756/7986 is trying to acquire lock:
 (&dat_lock_key){.+.+}, at: [<ffffffff826e77c8>] nilfs_count_free_blocks+0x68/0x180 fs/nilfs2/the_nilfs.c:707

but task is already holding lock:
 (&nilfs->ns_sem){++++}, at: [<ffffffff826bdf59>] nilfs_put_super+0x139/0x190 fs/nilfs2/super.c:482

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #1 (&nilfs->ns_sem){++++}:
       down_write+0x34/0x90 kernel/locking/rwsem.c:54
       nilfs_set_error fs/nilfs2/super.c:95 [inline]
       __nilfs_error+0x176/0x399 fs/nilfs2/super.c:140
       nilfs_bmap_convert_error fs/nilfs2/bmap.c:44 [inline]
       nilfs_bmap_lookup_contig+0x130/0x170 fs/nilfs2/bmap.c:104
       nilfs_get_block+0x1bd/0x7a0 fs/nilfs2/inode.c:89
       do_mpage_readpage+0x615/0x1470 fs/mpage.c:211
       mpage_readpages+0x2d6/0x5f0 fs/mpage.c:383
       read_pages mm/readahead.c:121 [inline]
       __do_page_cache_readahead+0x522/0x940 mm/readahead.c:199
       ra_submit mm/internal.h:66 [inline]
       ondemand_readahead.isra.0+0x514/0xb60 mm/readahead.c:486
       page_cache_sync_readahead mm/readahead.c:518 [inline]
       page_cache_sync_readahead+0xa6/0xf0 mm/readahead.c:503
       generic_file_buffered_read mm/filemap.c:2003 [inline]
       generic_file_read_iter+0xfbc/0x21c0 mm/filemap.c:2273
       call_read_iter include/linux/fs.h:1774 [inline]
       new_sync_read fs/read_write.c:401 [inline]
       __vfs_read+0x449/0x620 fs/read_write.c:413
       integrity_kernel_read+0x11b/0x1b0 security/integrity/iint.c:199
       ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:381 [inline]
       ima_calc_file_shash security/integrity/ima/ima_crypto.c:410 [inline]
       ima_calc_file_hash+0x3ee/0x780 security/integrity/ima/ima_crypto.c:467
       ima_collect_measurement+0x39d/0x430 security/integrity/ima/ima_api.c:227
       process_measurement+0x78b/0xb20 security/integrity/ima/ima_main.c:264
       do_last fs/namei.c:3435 [inline]
       path_openat+0x10ad/0x2970 fs/namei.c:3571
       do_filp_open+0x179/0x3c0 fs/namei.c:3605
       do_sys_open+0x296/0x410 fs/open.c:1081
       do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
       entry_SYSCALL_64_after_hwframe+0x46/0xbb

-> #0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
 (&dat_lock_key){.+.+}:
       lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998
       down_read+0x36/0x80 kernel/locking/rwsem.c:24
       nilfs_count_free_blocks+0x68/0x180 fs/nilfs2/the_nilfs.c:707
       nilfs_set_log_cursor fs/nilfs2/super.c:247 [inline]
       nilfs_cleanup_super+0x123/0x450 fs/nilfs2/super.c:329
       nilfs_put_super+0x141/0x190 fs/nilfs2/super.c:483
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
       generic_shutdown_super+0x144/0x370 fs/super.c:446
       kill_block_super+0x95/0xe0 fs/super.c:1161
       deactivate_locked_super+0x6c/0xd0 fs/super.c:319
       deactivate_super+0x7f/0xa0 fs/super.c:350
       cleanup_mnt+0x186/0x2c0 fs/namespace.c:1183
       task_work_run+0x11f/0x190 kernel/task_work.c:113
       tracehook_notify_resume include/linux/tracehook.h:191 [inline]
       exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164
       prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
       syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
       do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
       entry_SYSCALL_64_after_hwframe+0x46/0xbb

other info that might help us debug this:

 Possible unsafe locking scenario:

NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
       CPU0                    CPU1
       ----                    ----
  lock(&nilfs->ns_sem);
                               lock(&dat_lock_key);
                               lock(&nilfs->ns_sem);
  lock(&dat_lock_key);

 *** DEADLOCK ***

2 locks held by syz-executor756/7986:
 #0:  (&type->s_umount_key#47){+.+.}, at: [<ffffffff81876de7>] deactivate_super+0x77/0xa0 fs/super.c:349
 #1:  (&nilfs->ns_sem){++++}, at: [<ffffffff826bdf59>] nilfs_put_super+0x139/0x190 fs/nilfs2/super.c:482

stack backtrace:
CPU: 0 PID: 7986 Comm: syz-executor756 Not tainted 4.14.295-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1258
 check_prev_add kernel/locking/lockdep.c:1905 [inline]
 check_prevs_add kernel/locking/lockdep.c:2022 [inline]
 validate_chain kernel/locking/lockdep.c:2464 [inline]
 __lock_acquire+0x2e0e/0x3f20 kernel/locking/lockdep.c:3491
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
 down_read+0x36/0x80 kernel/locking/rwsem.c:24
 nilfs_count_free_blocks+0x68/0x180 fs/nilfs2/the_nilfs.c:707
 nilfs_set_log_cursor fs/nilfs2/super.c:247 [inline]
 nilfs_cleanup_super+0x123/0x450 fs/nilfs2/super.c:329
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
 nilfs_put_super+0x141/0x190 fs/nilfs2/super.c:483
 generic_shutdown_super+0x144/0x370 fs/super.c:446
 kill_block_super+0x95/0xe0 fs/super.c:1161
 deactivate_locked_super+0x6c/0xd0 fs/super.c:319
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
 deactivate_super+0x7f/0xa0 fs/super.c:350
 cleanup_mnt+0x186/0x2c0 fs/namespace.c:1183
 task_work_run+0x11f/0x190 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7f8d70de3497
RSP: 002b:00007fff45db6528 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8d70de3497
RDX: 00007fff45db65e9 RSI: 000000000000000a RDI: 00007fff45db65e0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
RBP: 00007fff45db65e0 R08: 00000000ffffffff R09: 00007fff45db63c0
R10: 00005555573f4683 R11: 0000000000000206 R12: 00007fff45db76a0
R13: 00005555573f45f0 R14: 00007fff45db6550 R15: 00007fff45db76c0
Remounting filesystem read-only
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844932.032:2): pid=8004 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop2" ino=16 res=0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
syz-executor756 (8004) used greatest stack depth: 24976 bytes left
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844932.183:3): pid=8005 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
syz-executor756 (7991) used greatest stack depth: 24696 bytes left
audit: type=1800 audit(1665844932.813:4): pid=7991 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844932.903:5): pid=7990 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop1" ino=16 res=0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844932.903:6): pid=8002 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop4" ino=16 res=0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
audit: type=1800 audit(1665844933.223:7): pid=8034 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop5" ino=16 res=0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
audit: type=1800 audit(1665844934.153:8): pid=8052 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844934.693:9): pid=8069 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop2" ino=16 res=0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
audit: type=1800 audit(1665844934.983:10): pid=8088 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop4" ino=16 res=0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844935.504:11): pid=8105 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
kauditd_printk_skb: 5 callbacks suppressed
audit: type=1800 audit(1665844937.454:17): pid=8162 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop1" ino=16 res=0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
audit: type=1800 audit(1665844937.594:18): pid=8173 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844937.934:19): pid=8204 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop5" ino=16 res=0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
audit: type=1800 audit(1665844938.404:20): pid=8248 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop4" ino=16 res=0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844938.514:21): pid=8254 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop2" ino=16 res=0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
audit: type=1800 audit(1665844938.654:22): pid=8232 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
Remounting filesystem read-only
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844939.214:23): pid=8265 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop3" ino=16 res=0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
audit: type=1800 audit(1665844939.524:24): pid=8289 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop5" ino=16 res=0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
audit: type=1800 audit(1665844940.125:25): pid=8329 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop0" ino=16 res=0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
Remounting filesystem read-only
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
audit: type=1800 audit(1665844940.425:26): pid=8322 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed" comm="syz-executor756" name="file3" dev="loop1" ino=16 res=0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
Remounting filesystem read-only
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop3): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop5): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop3): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop2): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop5): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS error (device loop0): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop4): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop1): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS error (device loop2): nilfs_bmap_lookup_contig: broken bmap (inode number=16)
NILFS (loop1): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop4): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0
NILFS (loop0): bad btree node (ino=16, blocknr=15): level = 0, flags = 0x0, nchildren = 0

Crashes (22):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/10/15 14:43 linux-4.14.y 9d5c0b3a8e1a 67cb024c .config console log report syz C [disk image] [vmlinux] [mounted in repro] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/14 19:58 linux-4.14.y 9d5c0b3a8e1a 4954e4b2 .config console log report syz C [disk image] [vmlinux] [mounted in repro] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/14 17:07 linux-4.14.y 9d5c0b3a8e1a 4954e4b2 .config console log report syz C [disk image] [vmlinux] [mounted in repro] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/14 07:11 linux-4.14.y 9d5c0b3a8e1a 4954e4b2 .config console log report syz C [disk image] [vmlinux] [mounted in repro] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/13 18:26 linux-4.14.y 9d5c0b3a8e1a adf90437 .config console log report syz C [disk image] [vmlinux] [mounted in repro] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/18 06:43 linux-4.14.y e911713e40ca 5bb70014 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/17 17:43 linux-4.14.y e911713e40ca 4ba8ab94 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/16 02:14 linux-4.14.y e911713e40ca 3a127a31 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/06 22:06 linux-4.14.y a901bb6c7db7 6d752409 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/03 06:10 linux-4.14.y a85772d7ba90 7a2ebf95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/02 21:31 linux-4.14.y a85772d7ba90 08977f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/02 00:00 linux-4.14.y a85772d7ba90 08977f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/01 22:40 linux-4.14.y a85772d7ba90 08977f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/01 07:51 linux-4.14.y 41f36d7859a7 a1d8560a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/11/01 01:45 linux-4.14.y 41f36d7859a7 a1d8560a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/31 18:37 linux-4.14.y 41f36d7859a7 2a71366b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/30 00:38 linux-4.14.y 41f36d7859a7 2a71366b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/29 21:02 linux-4.14.y 41f36d7859a7 2a71366b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/23 20:32 linux-4.14.y 9d5c0b3a8e1a 23bf86af .config console log report info [disk image] [vmlinux] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/23 12:09 linux-4.14.y 9d5c0b3a8e1a 23bf86af .config console log report info [disk image] [vmlinux] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/21 09:39 linux-4.14.y 9d5c0b3a8e1a 63e790dd .config console log report info [disk image] [vmlinux] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
2022/10/15 08:37 linux-4.14.y 9d5c0b3a8e1a 67cb024c .config console log report info [disk image] [vmlinux] ci2-linux-4-14 possible deadlock in nilfs_count_free_blocks
* Struck through repros no longer work on HEAD.