WARNING: CPU: 1 PID: 7373 at fs/hfsplus/bnode.c:671 hfsplus_bnode_create+0x461/0x4f0
Modules linked in:
CPU: 1 UID: 0 PID: 7373 Comm: syz.8.174 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:hfsplus_bnode_create+0x461/0x4f0
Code: a1 8b 89 ee e8 e0 64 8f fe e9 cf fc ff ff e8 16 74 27 ff 4c 89 ef e8 de 82 e4 08 48 c7 c7 c0 b8 a1 8b 89 ee e8 c0 64 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:ffffc900062af500 EFLAGS: 00010246

RAX: 0000000000000023 RBX: ffff88803b848000 RCX: a72e02938bd4af00
RDX: ffffc90028001000 RSI: 0000000000014b44 RDI: 0000000000014b45
RBP: 0000000000000000 R08: ffffffff8fa3a037 R09: 1ffffffff1f47406
R10: dffffc0000000000 R11: fffffbfff1f47407 R12: 0000000000000000
R13: ffff88803b8480e0 R14: ffff888043d7fa00 R15: dffffc0000000000
FS:  00007f1440e106c0(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f401ff8 CR3: 000000003e34e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 hfsplus_bmap_alloc+0x5af/0x640
 hfs_bnode_split+0xcc/0xef0
 hfsplus_brec_insert+0x38f/0xcc0
 hfsplus_create_cat+0x9e9/0x1000
 hfsplus_mknod+0x16a/0x290
 hfsplus_mkdir+0x2c/0x40
 vfs_mkdir+0x306/0x510
 do_mkdirat+0x247/0x590
 __x64_sys_mkdirat+0x87/0xa0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f143ff8d417
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 02 01 00 00 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:00007f1440e0fe68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f1440e0fef0 RCX: 00007f143ff8d417
RDX: 00000000000001ff RSI: 00002000000000c0 RDI: 00000000ffffff9c
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000000c0
R13: 00007f1440e0feb0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
