hfs: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4346 at fs/hfs/bnode.c:432 hfs_bnode_create+0x3dd/0x460 fs/hfs/bnode.c:431
Modules linked in:
CPU: 0 PID: 4346 Comm: syz-executor.0 Not tainted 5.15.153-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:hfs_bnode_create+0x3dd/0x460 fs/hfs/bnode.c:432
Code: 8a 44 89 e6 e8 8d 3e d8 07 e9 4c fd ff ff e8 7a a5 3d ff 4c 89 ef e8 c2 e0 e2 07 48 c7 c7 c0 73 9f 8a 44 89 e6 e8 6c 3e d8 07 <0f> 0b eb b5 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 59 fc ff ff 48 89
RSP: 0018:ffffc900045872d0 EFLAGS: 00010246
RAX: 000000000000001f RBX: ffff88801f3cb400 RCX: f9cd83d0d4c22800
RDX: ffffc90003119000 RSI: 000000000000f280 RDI: 000000000000f281
RBP: 0000000000000000 R08: ffffffff8166661c R09: ffffed10173467a8
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff888079eae0e0 R14: ffff888079eae000 R15: dffffc0000000000
FS:  00007efe60eb96c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1aeaff0d58 CR3: 0000000019a58000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfs_bmap_alloc+0x64f/0x740 fs/hfs/btree.c:288
 hfs_bnode_split+0xda/0x1100 fs/hfsplus/brec.c:245
 hfs_brec_insert+0x385/0xbd0 fs/hfs/brec.c:102
 hfs_cat_create+0x5db/0xa60 fs/hfs/catalog.c:131
 hfs_create+0x62/0xd0 fs/hfs/dir.c:202
 lookup_open fs/namei.c:3462 [inline]
 open_last_lookups fs/namei.c:3532 [inline]
 path_openat+0x12f6/0x2f20 fs/namei.c:3739
 do_filp_open+0x21c/0x460 fs/namei.c:3769
 do_sys_openat2+0x13b/0x500 fs/open.c:1211
 do_sys_open fs/open.c:1227 [inline]
 __do_sys_openat fs/open.c:1243 [inline]
 __se_sys_openat fs/open.c:1238 [inline]
 __x64_sys_openat+0x243/0x290 fs/open.c:1238
 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+0x61/0xcb
RIP: 0033:0x7efe62938da9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007efe60eb90c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007efe62a66f80 RCX: 00007efe62938da9
RDX: 0000000000000241 RSI: 0000000020000000 RDI: ffffffffffffff9c
RBP: 00007efe6298547a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007efe62a66f80 R15: 00007ffc119672b8
 </TASK>