bcachefs (loop0): invalid bkey in btree_node btree=subvolumes level=0: u64s 8 type snapshot 0:4294967295:0 len 0 ver 0: subvol parent          0 children          0          0 subvol 1 tree 0
  invalid key type for btree subvolumes (snapshot), deleting
------------[ cut here ]------------
kernel BUG at fs/bcachefs/bkey.c:272!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5322 Comm: read_btree_node Not tainted 6.15.0-syzkaller-08297-ge0797d3b91de #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:__bch2_bkey_unpack_key+0xdeb/0xe10 fs/bcachefs/bkey.c:272
Code: e5 da 00 e9 f3 f9 ff ff e8 e2 de a5 fd 48 c7 c7 00 da 75 8e 48 89 ee 4c 89 f2 e8 40 e5 da 00 e9 2e fb ff ff e8 c6 de a5 fd 90 <0f> 0b e8 be de a5 fd 90 0f 0b e8 b6 de a5 fd 90 0f 0b e8 ae de a5
RSP: 0018:ffffc9000d38ea18 EFLAGS: 00010293
RAX: ffffffff841a4c2a RBX: 0000000000000003 RCX: ffff888000488000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: 0000000000000001 R08: ffffc9000d38ecaf R09: 0000000000000000
R10: ffffc9000d38ec90 R11: fffff52001a71d96 R12: ffffc9000d38ec90
R13: ffff888052881028 R14: ffff88803eb680c1 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff88808d264000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fea227909c0 CR3: 0000000050f8e000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __bch2_bkey_compat+0x4db/0xbd0 fs/bcachefs/bkey_methods.c:480
 bch2_bkey_compat fs/bcachefs/bkey_methods.h:134 [inline]
 validate_bset_keys+0x6c1/0x1390 fs/bcachefs/btree_io.c:983
 bch2_btree_node_read_done+0x18c8/0x4f60 fs/bcachefs/btree_io.c:1211
 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+0x70e/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:__bch2_bkey_unpack_key+0xdeb/0xe10 fs/bcachefs/bkey.c:272
Code: e5 da 00 e9 f3 f9 ff ff e8 e2 de a5 fd 48 c7 c7 00 da 75 8e 48 89 ee 4c 89 f2 e8 40 e5 da 00 e9 2e fb ff ff e8 c6 de a5 fd 90 <0f> 0b e8 be de a5 fd 90 0f 0b e8 b6 de a5 fd 90 0f 0b e8 ae de a5
RSP: 0018:ffffc9000d38ea18 EFLAGS: 00010293
RAX: ffffffff841a4c2a RBX: 0000000000000003 RCX: ffff888000488000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: 0000000000000001 R08: ffffc9000d38ecaf R09: 0000000000000000
R10: ffffc9000d38ec90 R11: fffff52001a71d96 R12: ffffc9000d38ec90
R13: ffff888052881028 R14: ffff88803eb680c1 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff88808d264000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a4eafe3660 CR3: 00000000122d7000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400