loop4: detected capacity change from 0 to 1024
hfsplus: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6311 at fs/hfsplus/bnode.c:579 hfsplus_bnode_create+0x461/0x4f0 fs/hfsplus/bnode.c:579
Modules linked in:
CPU: 0 UID: 0 PID: 6311 Comm: syz.4.75 Not tainted 6.15.0-next-20250606-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:hfsplus_bnode_create+0x461/0x4f0 fs/hfsplus/bnode.c:579
Code: a1 8b 89 ee e8 40 8e 8f fe e9 cf fc ff ff e8 c6 5d 28 ff 4c 89 ef e8 9e 4a d1 08 48 c7 c7 20 b0 a1 8b 89 ee e8 20 8e 8f fe 90 <0f> 0b 90 eb b0 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c d6 fb ff ff
RSP: 0018:ffffc9000d76f540 EFLAGS: 00010246
RAX: 0000000000000023 RBX: ffff88807ab7c000 RCX: cc291251f02f1500
RDX: ffffc9000c904000 RSI: 00000000000051d9 RDI: 00000000000051da
RBP: 0000000000000000 R08: ffffc9000d76f267 R09: 1ffff92001aede4c
R10: dffffc0000000000 R11: fffff52001aede4d R12: 0000000000000000
R13: ffff88807ab7c0e0 R14: ffff88802fcb3f00 R15: dffffc0000000000
FS:  00007ff3e584b6c0(0000) GS:ffff888125c4d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff3e582ad58 CR3: 0000000075c4e000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfsplus_bmap_alloc+0x5af/0x640 fs/hfsplus/btree.c:415
 hfs_bnode_split+0xcc/0xef0 fs/hfsplus/brec.c:245
 hfsplus_brec_insert+0x38f/0xcc0 fs/hfsplus/brec.c:100
 hfsplus_create_cat+0x9e9/0x1000 fs/hfsplus/catalog.c:308
 hfsplus_symlink+0x133/0x260 fs/hfsplus/dir.c:453
 vfs_symlink+0x140/0x2f0 fs/namei.c:4730
 do_symlinkat+0x1b1/0x3f0 fs/namei.c:4756
 __do_sys_symlink fs/namei.c:4777 [inline]
 __se_sys_symlink fs/namei.c:4775 [inline]
 __x64_sys_symlink+0x7a/0x90 fs/namei.c:4775
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff3e498e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff3e584b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
RAX: ffffffffffffffda RBX: 00007ff3e4bb5fa0 RCX: 00007ff3e498e929
RDX: 0000000000000000 RSI: 00002000000009c0 RDI: 0000200000000280
RBP: 00007ff3e4a10b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff3e4bb5fa0 R15: 00007ffc9285c5d8
 </TASK>