bi_data_replicas=0
  bi_promote_target=0
  bi_foreground_target=0
  bi_background_target=0
  bi_erasure_code=30720
  bi_fields_set=0
  bi_dir=2
  bi_dir_offset=6600455862828409806
  bi_subvol=0
  bi_parent_subvol=0
  bi_nocow=0, fixing
inode points to missing dirent
inum: 536870914:4294967295 
  mode=120777
  flags=(15300000)
  journal_seq=4
  hash_seed=a4bdae8ef0db2076
  hash_type=siphash
  bi_size=39
  bi_sectors=8
  bi_version=0
  bi_atime=2720995041
  bi_ctime=2740995251
  bi_mtime=2720995041
  bi_otime=2720995041
  bi_uid=0
  bi_gid=0
  bi_nlink=0
  bi_generation=0
  bi_dev=0
  bi_data_checksum=0
  bi_compression=0
  bi_project=0
  bi_background_compression=0
  bi_data_replicas=0
  bi_promote_target=0
  bi_foreground_target=0
  bi_background_target=0
  bi_erasure_code=30720
  bi_fields_set=0
  bi_dir=2
  bi_dir_offset=6600455862828409806
  bi_subvol=0
  bi_parent_subvol=0
  bi_nocow=0, fixing
 done
bcachefs (loop0): resume_logged_ops... done
bcachefs (loop0): delete_dead_inodes... done
bcachefs (loop0): done starting filesystem
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5313 at fs/bcachefs/fs-io.c:315 __bch2_truncate_folio+0x22aa/0x26b0 fs/bcachefs/fs-io.c:315
Modules linked in:
CPU: 0 UID: 0 PID: 5313 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00043-g619f0b6fad52 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__bch2_truncate_folio+0x22aa/0x26b0 fs/bcachefs/fs-io.c:315
Code: 41 5f 5d c3 cc cc cc cc e8 03 a9 67 fd 48 c7 c7 61 65 11 8e e8 17 8b e8 ff 89 05 41 3b 1d 16 e9 2c e0 ff ff e8 e7 a8 67 fd 90 <0f> 0b 90 e9 88 f8 ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c ff
RSP: 0018:ffffc9000d487920 EFLAGS: 00010287
RAX: ffffffff8437d989 RBX: 0000000000000000 RCX: 0000000000100000
RDX: ffffc9000e6fa000 RSI: 0000000000001921 RDI: 0000000000001922
RBP: ffffc9000d487c10 R08: ffffffff8437d20c R09: 1ffffd40001fe6b0
R10: dffffc0000000000 R11: fffff940001fe6b1 R12: 1ffff1100a92a8fa
R13: ffffc9000d487ba0 R14: ffff8880549547d0 R15: 0000000000000000
FS:  00007fd45d16c6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd45c571300 CR3: 000000004318a000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bch2_truncate_folios fs/bcachefs/fs-io.c:354 [inline]
 bchfs_fallocate+0x219/0x730 fs/bcachefs/fs-io.c:721
 bch2_fallocate_dispatch+0x3ac/0x540 fs/bcachefs/fs-io.c:780
 vfs_fallocate+0x569/0x6e0 fs/open.c:327
 ksys_fallocate fs/open.c:351 [inline]
 __do_sys_fallocate fs/open.c:356 [inline]
 __se_sys_fallocate fs/open.c:354 [inline]
 __x64_sys_fallocate+0xbc/0x110 fs/open.c:354
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd45c385d29
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd45d16c038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00007fd45c575fa0 RCX: 00007fd45c385d29
RDX: 0000000000000000 RSI: 0000000000000010 RDI: 0000000000000005
RBP: 00007fd45c401b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fd45c575fa0 R15: 00007ffebab36718
 </TASK>