------------[ cut here ]------------
WARNING: CPU: 1 PID: 20787 at fs/hfsplus/extents.c:346 hfsplus_free_extents+0x703/0xae0
Modules linked in:
CPU: 1 PID: 20787 Comm: syz-executor.1 Not tainted 6.4.0-rc5-syzkaller-00017-ga27648c74210 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:hfsplus_free_extents+0x703/0xae0 fs/hfsplus/extents.c:346
Code: 0f cb 44 89 ef 89 de e8 eb b8 2a ff 41 39 dd 75 20 49 83 c7 28 e8 5d b7 2a ff 41 bc 05 00 00 00 e9 e2 f9 ff ff e8 4d b7 2a ff <0f> 0b e9 83 f9 ff ff 44 89 ef 89 de e8 bc b8 2a ff 41 29 dd 73 0a
RSP: 0018:ffffc9000355fad0 EFLAGS: 00010287
RAX: ffffffff8260c7e3 RBX: ffff8880356dc020 RCX: 0000000000040000
RDX: ffffc9001720b000 RSI: 000000000000269b RDI: 000000000000269c
RBP: ffff888037eb4000 R08: dffffc0000000000 R09: ffffed100705d00a
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 0000000000000023 R14: ffffc9000355fbf0 R15: ffff88802dd12898
FS:  00007f6b7f0ab700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f72135d6000 CR3: 0000000022623000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfsplus_file_truncate+0x7d0/0xb40 fs/hfsplus/extents.c:591
 hfsplus_setattr+0x1bd/0x280 fs/hfsplus/inode.c:269
 notify_change+0xc8b/0xf40 fs/attr.c:483
 do_truncate+0x220/0x300 fs/open.c:66
 do_sys_ftruncate+0x2e4/0x380 fs/open.c:194
 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: 0033:0x7f6b7e28c169
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6b7f0ab168 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 00007f6b7e3ac050 RCX: 00007f6b7e28c169
RDX: 0000000000000000 RSI: 0000000000008001 RDI: 0000000000000007
RBP: 00007f6b7e2e7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffceca5984f R14: 00007f6b7f0ab300 R15: 0000000000022000
 </TASK>