------------[ cut here ]------------
WARNING: CPU: 1 PID: 5225 at fs/hfsplus/extents.c:346 hfsplus_free_extents+0x3d6/0x510 fs/hfsplus/extents.c:346
Modules linked in:
CPU: 1 PID: 5225 Comm: syz-executor354 Not tainted 6.5.0-next-20230831-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:hfsplus_free_extents+0x3d6/0x510 fs/hfsplus/extents.c:346
Code: ca 2f ff 8b 44 24 04 85 c0 0f 84 34 fe ff ff e8 50 cf 2f ff 48 c7 c7 e0 b2 a7 8a e8 74 ee 12 ff e9 1e fe ff ff e8 3a cf 2f ff <0f> 0b e9 b7 fc ff ff e8 2e cf 2f ff 8b 14 24 8b 74 24 04 48 8b 7c
RSP: 0018:ffffc90003f9eed0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888019e4f2d8 RCX: 0000000000000000
RDX: ffff888017fed940 RSI: ffffffff82580fa6 RDI: 0000000000000001
RBP: 000000000000014e R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 000000007bf79d01
R13: ffff888019e4f2cc R14: ffff88807aeea000 R15: ffff888019e4f400
FS:  00007f8edac4a6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8ee30b950c CR3: 00000000173b9000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfsplus_file_truncate+0xe7f/0x1120 fs/hfsplus/extents.c:591
 hfsplus_write_failed fs/hfsplus/inode.c:42 [inline]
 hfsplus_write_begin+0x113/0x140 fs/hfsplus/inode.c:56
 cont_expand_zero fs/buffer.c:2500 [inline]
 cont_write_begin+0x336/0x730 fs/buffer.c:2563
 hfsplus_write_begin+0x87/0x140 fs/hfsplus/inode.c:52
 generic_perform_write+0x278/0x600 mm/filemap.c:3945
 __generic_file_write_iter+0x1f9/0x240 mm/filemap.c:4040
 generic_file_write_iter+0xe3/0x350 mm/filemap.c:4066
 __kernel_write_iter+0x261/0x7e0 fs/read_write.c:517
 dump_emit_page fs/coredump.c:888 [inline]
 dump_user_range+0x299/0x790 fs/coredump.c:915
 elf_core_dump+0x2721/0x38e0 fs/binfmt_elf.c:2142
 do_coredump+0x2c96/0x3fc0 fs/coredump.c:764
 get_signal+0x244b/0x27b0 kernel/signal.c:2878
 arch_do_signal_or_restart+0x90/0x7f0 arch/x86/kernel/signal.c:309
 exit_to_user_mode_loop kernel/entry/common.c:168 [inline]
 exit_to_user_mode_prepare+0x11f/0x240 kernel/entry/common.c:204
 irqentry_exit_to_user_mode+0x9/0x40 kernel/entry/common.c:309
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 002b:00000000200002f0 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f8ee30d86e8 RCX: 00007f8ee304fe49
RDX: 00007f8edac4a120 RSI: 0000000000000058 RDI: 00007f8edac4a120
RBP: 00007f8ee30d86e0 R08: 00007ffe8cce5c27 R09: 0000000000042000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ee30a4810
R13: 0030656c69662f2e R14: 0073756c70736668 R15: 0031656c69662f2e
 </TASK>