hfs: new node 6 already hashed?
------------[ cut here ]------------
WARNING: CPU: 0 PID: 16293 at fs/hfs/bnode.c:422 hfs_bnode_create+0x3ad/0x440 fs/hfs/bnode.c:421
Modules linked in:
CPU: 0 PID: 16293 Comm: syz-executor.2 Not tainted 6.1.25-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:hfs_bnode_create+0x3ad/0x440 fs/hfs/bnode.c:422
Code: 8b 44 89 e6 e8 4d 56 1d 08 e9 7c fd ff ff e8 5a e8 2a ff 4c 89 ff e8 82 1c 29 08 48 c7 c7 00 1b 02 8b 44 89 e6 e8 2c 56 1d 08 <0f> 0b eb b5 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 89 fc ff ff 48 89
RSP: 0018:ffffc900069bf2f8 EFLAGS: 00010246
RAX: 000000000000001f RBX: ffff88807c64ee00 RCX: c97cc4d2e7541b00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000006 R08: ffffffff816d5cac R09: fffff52000d37e19
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000006
R13: dffffc0000000000 R14: ffff88807cc1c000 R15: ffff88807cc1c0e0
FS:  00007f6b9f49a700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020003000 CR3: 00000000285f5000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfs_bmap_alloc+0x5a2/0x640 fs/hfs/btree.c:291
 hfs_bnode_split+0xda/0x1100 fs/hfsplus/brec.c:245
 hfs_brec_insert+0x385/0xbd0 fs/hfs/brec.c:102
 hfs_cat_create+0x419/0xa60 fs/hfs/catalog.c:118
 hfs_create+0x62/0xd0 fs/hfs/dir.c:202
 lookup_open fs/namei.c:3413 [inline]
 open_last_lookups fs/namei.c:3481 [inline]
 path_openat+0x12f1/0x2e60 fs/namei.c:3711
 do_filp_open+0x230/0x480 fs/namei.c:3741
 do_sys_openat2+0x13b/0x500 fs/open.c:1310
 do_sys_open fs/open.c:1326 [inline]
 __do_sys_creat fs/open.c:1402 [inline]
 __se_sys_creat fs/open.c:1396 [inline]
 __x64_sys_creat+0x11f/0x160 fs/open.c:1396
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6b9e68c169
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6b9f49a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f6b9e7ac050 RCX: 00007f6b9e68c169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000040
RBP: 00007f6b9e6e7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdeca792df R14: 00007f6b9f49a300 R15: 0000000000022000
 </TASK>