PKCS8: Unsupported PKCS#8 version
loop0: detected capacity change from 0 to 64
hfs: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5383 at fs/hfs/bnode.c:520 hfs_bnode_create+0x461/0x4f0 fs/hfs/bnode.c:520
Modules linked in:
CPU: 0 UID: 0 PID: 5383 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:hfs_bnode_create+0x461/0x4f0 fs/hfs/bnode.c:520
Code: a1 8b 89 ee e8 b0 49 8c fe e9 cf fc ff ff e8 56 67 24 ff 4c 89 ef e8 9e f6 e2 08 48 c7 c7 60 e0 a1 8b 89 ee e8 90 49 8c 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:ffffc9000d217760 EFLAGS: 00010246
RAX: 000000000000001f RBX: ffff88801afe0000 RCX: e71b69c96ec99300
RDX: ffffc9000e4ca000 RSI: 00000000000015b9 RDI: 00000000000015ba
RBP: 0000000000000000 R08: ffffc9000d217487 R09: 1ffff92001a42e90
R10: dffffc0000000000 R11: fffff52001a42e91 R12: 0000000000000000
R13: ffff88801afe00e0 R14: ffff88803661fe00 R15: dffffc0000000000
FS:  00007fa1e1bf26c0(0000) GS:ffff88808d20d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa1e0d729a0 CR3: 000000005291b000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 hfs_bmap_alloc+0x5bb/0x640 fs/hfs/btree.c:326
 hfs_bnode_split+0xcc/0xef0 fs/hfsplus/brec.c:245
 hfs_brec_insert+0x377/0xbd0 fs/hfs/brec.c:102
 hfs_cat_create+0x461/0x640 fs/hfs/catalog.c:131
 hfs_mkdir+0x6c/0xe0 fs/hfs/dir.c:232
 vfs_mkdir+0x303/0x510 fs/namei.c:4366
 do_mkdirat+0x247/0x590 fs/namei.c:4399
 __do_sys_mkdirat fs/namei.c:4416 [inline]
 __se_sys_mkdirat fs/namei.c:4414 [inline]
 __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4414
 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: 0033:0x7fa1e0d8d457
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:00007fa1e1bf1e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007fa1e1bf1ef0 RCX: 00007fa1e0d8d457
RDX: 00000000000001ff RSI: 0000200000000680 RDI: 00000000ffffff9c
RBP: 0000200000000080 R08: 0000200000000d40 R09: 0000000000000000
R10: 0000200000000080 R11: 0000000000000246 R12: 0000200000000680
R13: 00007fa1e1bf1eb0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>