------------[ cut here ]------------
WARNING: CPU: 1 PID: 5841 at fs/hfsplus/extents.c:346 hfsplus_free_extents+0x708/0xae0 fs/hfsplus/extents.c:346
Modules linked in:
CPU: 1 PID: 5841 Comm: syz-executor.3 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:hfsplus_free_extents+0x708/0xae0 fs/hfsplus/extents.c:346
Code: cb 44 89 ef 89 de e8 87 d2 1b ff 41 39 dd 75 22 49 83 c7 28 e8 b9 d0 1b ff 41 bc 05 00 00 00 e9 de f9 ff ff e8 a9 d0 1b ff 90 <0f> 0b 90 e9 7d f9 ff ff 44 89 ef 89 de e8 56 d2 1b ff 41 29 dd 73
RSP: 0018:ffffc9000329f7f0 EFLAGS: 00010246
RAX: ffffffff827923a7 RBX: ffff88807c6f0020 RCX: 0000000000040000
RDX: ffffc900054b1000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffff8880172e6000 R08: ffff888015ae004f R09: 1ffff11002b5c009
R10: dffffc0000000000 R11: ffffed1002b5c00a R12: dffffc0000000000
R13: 0000000000000052 R14: 00000000000000b1 R15: ffff88804a14c3d8
FS:  00007fce0164c6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd1dd6b118 CR3: 000000007b12a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfsplus_file_truncate+0x71d/0xb50 fs/hfsplus/extents.c:606
 hfsplus_write_begin+0xca/0xd0 fs/hfsplus/inode.c:51
 cont_expand_zero fs/buffer.c:2494 [inline]
 cont_write_begin+0x319/0x890 fs/buffer.c:2557
 hfsplus_write_begin+0x8a/0xd0 fs/hfsplus/inode.c:47
 generic_cont_expand_simple+0x18f/0x2b0 fs/buffer.c:2458
 hfsplus_setattr+0x178/0x280 fs/hfsplus/inode.c:259
 notify_change+0xb9d/0xe70 fs/attr.c:497
 do_truncate fs/open.c:65 [inline]
 do_ftruncate+0x46b/0x590 fs/open.c:181
 do_sys_ftruncate fs/open.c:199 [inline]
 __do_sys_ftruncate fs/open.c:207 [inline]
 __se_sys_ftruncate fs/open.c:205 [inline]
 __x64_sys_ftruncate+0x95/0xf0 fs/open.c:205
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7fce0087de69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fce0164c0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 00007fce009abf80 RCX: 00007fce0087de69
RDX: 0000000000000000 RSI: 0000000002008002 RDI: 0000000000000004
RBP: 00007fce008ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fce009abf80 R15: 00007ffdbcd665b8
 </TASK>