syzbot

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WARNING: CPU: 0 PID: 5919 at fs/hfsplus/extents.c:346 hfsplus_free_extents+0x708/0xae0 fs/hfsplus/extents.c:346
Modules linked in:
CPU: 0 UID: 0 PID: 5919 Comm: syz-executor359 Not tainted 6.13.0-rc6-syzkaller-00036-gfbfd64d25c7a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:hfsplus_free_extents+0x708/0xae0 fs/hfsplus/extents.c:346
Code: cb 44 89 ef 89 de e8 e7 c7 22 ff 41 39 dd 75 22 49 83 c7 28 e8 19 c6 22 ff 41 bc 05 00 00 00 e9 de f9 ff ff e8 09 c6 22 ff 90 <0f> 0b 90 e9 7d f9 ff ff 44 89 ef 89 de e8 b6 c7 22 ff 41 29 dd 73
RSP: 0018:ffffc900040df730 EFLAGS: 00010293
RAX: ffffffff827cadc7 RBX: ffff8880249e5820 RCX: ffff888026e53c00
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88802e186048
RBP: ffff88802e184000 R08: ffff88802e18604f R09: 1ffff11005c30c09
R10: dffffc0000000000 R11: ffffed1005c30c0a R12: dffffc0000000000
R13: 000000000000014e R14: 000000000000014e R15: ffff888022348018
FS:  00007fc019e886c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002000d000 CR3: 0000000020fc6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfsplus_file_truncate+0x86c/0xc70 fs/hfsplus/extents.c:592
 hfsplus_write_begin+0xa4/0xb0 fs/hfsplus/inode.c:50
 cont_expand_zero fs/buffer.c:2504 [inline]
 cont_write_begin+0x32b/0xb40 fs/buffer.c:2567
 hfsplus_write_begin+0x68/0xb0 fs/hfsplus/inode.c:46
 generic_cont_expand_simple+0x18f/0x2b0 fs/buffer.c:2468
 hfsplus_setattr+0x16d/0x270 fs/hfsplus/inode.c:258
 notify_change+0xbca/0xe90 fs/attr.c:552
 do_truncate+0x220/0x310 fs/open.c:65
 vfs_truncate+0x2e1/0x3b0 fs/open.c:111
 do_sys_truncate+0xdb/0x190 fs/open.c:134
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc019f13ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 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:00007fc019e88218 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007fc019f9c6e8 RCX: 00007fc019f13ad9
RDX: 00007fc019eed146 RSI: 0000000000100004 RDI: 0000000020000000
RBP: 00007fc019f9c6e0 R08: 00007ffec04906b7 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc019f6874c
R13: 0031656c69662f2e R14: 0030656c69662f2e R15: 0032656c69662f2e
 </TASK>