syzbot

         and is ignored by this kernel. Remove the mand
         option from the mount to silence this warning.
=======================================================
hfsplus: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4991 at fs/hfsplus/bnode.c:573 hfsplus_bnode_create+0x3b1/0x440 fs/hfsplus/bnode.c:572
Modules linked in:
CPU: 1 PID: 4991 Comm: syz-executor727 Not tainted 6.4.0-rc1-syzkaller-00177-gbb7c241fae62 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
RIP: 0010:hfsplus_bnode_create+0x3b1/0x440 fs/hfsplus/bnode.c:573
Code: 8a 44 89 e6 e8 d0 c4 4a 08 e9 7c fd ff ff e8 b6 8c 29 ff 4c 89 ff e8 de cd 56 08 48 c7 c7 c0 b5 ff 8a 44 89 e6 e8 af c4 4a 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:ffffc900039def78 EFLAGS: 00010246
RAX: 0000000000000023 RBX: ffff888017e72500 RCX: 0837b5ed4f3bd300
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff816ee89c R09: fffff5200073bda5
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff888018e56000 R15: ffff888018e560e0
FS:  000055555741e300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020011000 CR3: 0000000029b69000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfsplus_bmap_alloc+0x59a/0x640 fs/hfsplus/btree.c:415
 hfs_btree_inc_height+0x11e/0xdb0 fs/hfsplus/brec.c:475
 hfsplus_brec_insert+0x166/0xdd0 fs/hfsplus/brec.c:75
 __hfsplus_ext_write_extent+0x36b/0x5b0 fs/hfsplus/extents.c:107
 __hfsplus_ext_cache_extent+0x84/0xe00 fs/hfsplus/extents.c:186
 hfsplus_ext_read_extent fs/hfsplus/extents.c:218 [inline]
 hfsplus_file_extend+0x439/0x1b10 fs/hfsplus/extents.c:461
 hfsplus_get_block+0x406/0x14e0 fs/hfsplus/extents.c:245
 __block_write_begin_int+0x548/0x1a50 fs/buffer.c:2064
 __block_write_begin fs/buffer.c:2114 [inline]
 block_write_begin+0x9c/0x1f0 fs/buffer.c:2175
 cont_write_begin+0x643/0x880 fs/buffer.c:2534
 hfsplus_write_begin+0x8a/0xd0 fs/hfsplus/inode.c:52
 generic_perform_write+0x300/0x5e0 mm/filemap.c:3923
 __generic_file_write_iter+0x17a/0x400 mm/filemap.c:4051
 generic_file_write_iter+0xaf/0x310 mm/filemap.c:4083
 call_write_iter include/linux/fs.h:1868 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x790/0xb20 fs/read_write.c:584
 ksys_write+0x1a0/0x2c0 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f67f6f2a7c9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe54c6c8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67f6f2a7c9
RDX: 00000000fffffdef RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f67f6eea060 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000061e R11: 0000000000000246 R12: 00007f67f6eea0f0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>