loop6: detected capacity change from 0 to 1024
hfsplus: new node 0 already hashed?
------------[ cut here ]------------
1
WARNING: fs/hfsplus/bnode.c:631 at hfsplus_bnode_create+0x45d/0x4f0, CPU#1: syz.6.1772/14779
Modules linked in:
CPU: 1 UID: 0 PID: 14779 Comm: syz.6.1772 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
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+0x45d/0x4f0
Code: e7 8b 89 ee e8 54 7d 7a fe e9 cf fc ff ff e8 aa 70 18 ff 4c 89 f7 e8 22 81 04 09 48 c7 c7 e0 a2 e7 8b 89 ee e8 34 7d 7a fe 90 <0f> 0b 90 49 c7 c5 ef ff ff ff eb a9 44 89 f9 80 e1 07 80 c1 03 38
RSP: 0018:ffffc900268aef40 EFLAGS: 00010246
RAX: 0000000000000023 RBX: dffffc0000000000 RCX: 9b3ab4aba4e2ba00
RDX: ffffc90025202000 RSI: 00000000000043ad RDI: 00000000000043ae
RBP: 0000000000000000 R08: ffffc900268aecc7 R09: 1ffff92004d15d98
R10: dffffc0000000000 R11: fffff52004d15d99 R12: 0000000000000000
R13: ffff888168618000 R14: ffff8881686180e0 R15: ffff888174312b00
FS:  00007fd56fe016c0(0000) GS:ffff8882a9457000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001930 CR3: 00000001bccc4000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 hfsplus_bmap_alloc+0x747/0xb00
 hfs_bnode_split+0xd4/0x1090
 hfsplus_brec_insert+0x3bc/0xd70
 hfsplus_create_cat+0x426/0x11b0
 hfsplus_fill_super+0x12bb/0x1a00
 get_tree_bdev_flags+0x431/0x4f0
 vfs_get_tree+0x92/0x2a0
 do_new_mount+0x341/0xd30
 __se_sys_mount+0x31d/0x420
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd56ef9da8a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd56fe00e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fd56fe00ee0 RCX: 00007fd56ef9da8a
RDX: 0000200000000100 RSI: 00002000000002c0 RDI: 00007fd56fe00ea0
RBP: 0000200000000100 R08: 00007fd56fe00ee0 R09: 0000000000008000
R10: 0000000000008000 R11: 0000000000000246 R12: 00002000000002c0
R13: 00007fd56fe00ea0 R14: 0000000000000701 R15: 0000200000000040
 </TASK>
