------------[ cut here ]------------
precision 65535 too large
WARNING: CPU: 0 PID: 5319 at lib/vsprintf.c:2742 set_precision lib/vsprintf.c:2742 [inline]
WARNING: CPU: 0 PID: 5319 at lib/vsprintf.c:2742 vsnprintf+0xb0c/0xf00 lib/vsprintf.c:2847
Modules linked in:
CPU: 0 UID: 0 PID: 5319 Comm: read_btree_node Not tainted 6.15.0-syzkaller-09161-g0f70f5b08a47 #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_precision lib/vsprintf.c:2742 [inline]
RIP: 0010:vsnprintf+0xb0c/0xf00 lib/vsprintf.c:2847
Code: e8 b9 91 60 f6 49 89 ef e9 03 f6 ff ff e8 ac 91 60 f6 c6 05 68 01 2b 04 01 90 48 c7 c7 40 08 b8 8c 44 89 fe e8 35 6b 24 f6 90 <0f> 0b 90 90 e9 ba fc ff ff 89 e9 80 e1 07 38 c1 7c ba 48 89 ef e8
RSP: 0018:ffffc9000f3c6970 EFLAGS: 00010246
RAX: 0fe47772a5605e00 RBX: dffffc0000000000 RCX: ffff888035be8000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffffff8bd3d003 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa66c R12: ffffc9000f3c6aa0
R13: ffff88801f9b7373 R14: 0000000000000003 R15: 000000000000ffff
FS:  0000000000000000(0000) GS:ffff88808d265000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa30c599000 CR3: 000000001a042000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bch2_prt_printf+0x1c6/0x740 fs/bcachefs/printbuf.c:183
 bch2_dirent_to_text+0x1f3/0xd20 fs/bcachefs/dirent.c:215
 __bch2_bkey_fsck_err+0x3df/0x520 fs/bcachefs/error.c:677
 bch2_dirent_validate+0x7a2/0xfc0 fs/bcachefs/dirent.c:163
 bch2_bkey_val_validate+0x215/0x400 fs/bcachefs/bkey_methods.c:143
 btree_node_bkey_val_validate fs/bcachefs/btree_io.c:884 [inline]
 bch2_btree_node_read_done+0x33e4/0x4f60 fs/bcachefs/btree_io.c:1297
 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>