bcachefs (loop0): invalid bkey in btree_node btree=inodes level=0: u64s 16 type inode_v3 0:4096:U32_MAX len 0 ver 0: 
    mode=40755
    flags=sync,immutable,append,nodump,noatime,i_size_dirty,i_sectors_dirty,unlinked(163000ff)
    journal_seq=4
    hash_seed=ffffffffffff07ee
    hash_type=siphash
    bi_size=0
    bi_sectors=0
    bi_version=0
    bi_atime=200535484
    bi_ctime=2780562352
    bi_mtime=2780562352
    bi_otime=200535484
    bi_uid=0
    bi_gid=0
    bi_nlink=2
    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=0
    bi_fields_set=0
    bi_dir=0
    bi_dir_offset=0
    bi_subvol=1
    bi_parent_subvol=0
    bi_nocow=0
    bi_depth=0
    bi_inodes_32bit=0
    bi_casefold=0
  flagged as unlinked but bi_nlink != 0, deleting
------------[ cut here ]------------
kernel BUG at fs/bcachefs/bkey.c:389!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5322 Comm: read_btree_node Not tainted 6.15.0-syzkaller-10769-g7d4e49a77d99 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:set_inc_field_lossy fs/bcachefs/bkey.c:389 [inline]
RIP: 0010:bch2_bkey_pack_pos_lossy+0x13de/0x24e0 fs/bcachefs/bkey.c:518
Code: e8 f7 20 09 fe 48 ba 00 00 00 00 00 fc ff df e9 a5 f8 ff ff e8 63 96 a5 fd 90 0f 0b e8 5b 96 a5 fd 90 0f 0b e8 53 96 a5 fd 90 <0f> 0b e8 4b 96 a5 fd 90 0f 0b e8 43 96 a5 fd 90 0f 0b f3 0f 1e fa
RSP: 0018:ffffc9000d38eb40 EFLAGS: 00010293
RAX: ffffffff841aa48d RBX: 0100000000000000 RCX: ffff888000300000
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0100000000000000
RBP: ffffc9000d38ed78 R08: ffffffffffffffff R09: ffffffffffffffff
R10: ffffffffffffffff R11: ffffffffffffffff R12: ffff88801a0660c4
R13: ff000000ffffffff R14: 0000000000000000 R15: fffffffffffffffe
FS:  0000000000000000(0000) GS:ffff88808d25f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005571c2fd3168 CR3: 0000000051917000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bkey_pack_pos fs/bcachefs/bkey.h:382 [inline]
 __build_ro_aux_tree+0xb21/0x1800 fs/bcachefs/bset.c:743
 bch2_bset_build_aux_tree+0x3f5/0x570 fs/bcachefs/bset.c:787
 bch2_btree_node_read_done+0x39e4/0x4f60 fs/bcachefs/btree_io.c:1322
 btree_node_read_work+0x426/0xe30 fs/bcachefs/btree_io.c:1400
 bch2_btree_node_read+0x887/0x29f0 fs/bcachefs/btree_io.c:-1
 bch2_btree_node_fill+0xd12/0x14f0 fs/bcachefs/btree_cache.c:994
 bch2_btree_node_get_noiter+0xa2c/0x1000 fs/bcachefs/btree_cache.c:1261
 found_btree_node_is_readable fs/bcachefs/btree_node_scan.c:85 [inline]
 try_read_btree_node fs/bcachefs/btree_node_scan.c:220 [inline]
 read_btree_nodes_worker+0x1319/0x1e20 fs/bcachefs/btree_node_scan.c:269
 kthread+0x711/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:set_inc_field_lossy fs/bcachefs/bkey.c:389 [inline]
RIP: 0010:bch2_bkey_pack_pos_lossy+0x13de/0x24e0 fs/bcachefs/bkey.c:518
Code: e8 f7 20 09 fe 48 ba 00 00 00 00 00 fc ff df e9 a5 f8 ff ff e8 63 96 a5 fd 90 0f 0b e8 5b 96 a5 fd 90 0f 0b e8 53 96 a5 fd 90 <0f> 0b e8 4b 96 a5 fd 90 0f 0b e8 43 96 a5 fd 90 0f 0b f3 0f 1e fa
RSP: 0018:ffffc9000d38eb40 EFLAGS: 00010293
RAX: ffffffff841aa48d RBX: 0100000000000000 RCX: ffff888000300000
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0100000000000000
RBP: ffffc9000d38ed78 R08: ffffffffffffffff R09: ffffffffffffffff
R10: ffffffffffffffff R11: ffffffffffffffff R12: ffff88801a0660c4
R13: ff000000ffffffff R14: 0000000000000000 R15: fffffffffffffffe
FS:  0000000000000000(0000) GS:ffff88808d25f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005571c2fd3168 CR3: 0000000011752000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400