------------[ cut here ]------------
WARNING: CPU: 0 PID: 5143 at fs/hfsplus/extents.c:346 hfsplus_free_extents+0x3d6/0x510 fs/hfsplus/extents.c:346
Modules linked in:
CPU: 0 PID: 5143 Comm: syz-executor734 Not tainted 6.4.0-rc7-syzkaller-00072-gdad9774deaf1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:hfsplus_free_extents+0x3d6/0x510 fs/hfsplus/extents.c:346
Code: d1 34 ff 8b 44 24 04 85 c0 0f 84 34 fe ff ff e8 e0 d4 34 ff 48 c7 c7 a0 d5 66 8a e8 d4 b8 18 ff e9 1e fe ff ff e8 ca d4 34 ff <0f> 0b e9 b7 fc ff ff e8 be d4 34 ff 8b 14 24 8b 74 24 04 48 8b 7c
RSP: 0018:ffffc90003ceeed8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88801668b618 RCX: 0000000000000000
RDX: ffff888029695940 RSI: ffffffff824f7246 RDI: 0000000000000001
RBP: 000000000000014e R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000024655901
R13: 000000000000000a R14: ffff88807b864000 R15: ffff88801668b740
FS:  00007f02c83c1700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f02c83e21f8 CR3: 000000007b9c9000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 hfsplus_file_truncate+0xe42/0x10e0 fs/hfsplus/extents.c:591
 hfsplus_write_failed fs/hfsplus/inode.c:42 [inline]
 hfsplus_write_begin+0x116/0x150 fs/hfsplus/inode.c:56
 cont_expand_zero fs/buffer.c:2461 [inline]
 cont_write_begin+0x334/0x740 fs/buffer.c:2524
 hfsplus_write_begin+0x87/0x150 fs/hfsplus/inode.c:52
 generic_perform_write+0x256/0x570 mm/filemap.c:3929
 __generic_file_write_iter+0x2ae/0x500 mm/filemap.c:4057
 generic_file_write_iter+0xe3/0x350 mm/filemap.c:4089
 __kernel_write_iter+0x262/0x7a0 fs/read_write.c:517
 dump_emit_page fs/coredump.c:888 [inline]
 dump_user_range+0x23c/0x710 fs/coredump.c:915
 elf_core_dump+0x277e/0x36e0 fs/binfmt_elf.c:2142
 do_coredump+0x2f2b/0x4020 fs/coredump.c:764
 get_signal+0x1c02/0x25b0 kernel/signal.c:2862
 arch_do_signal_or_restart+0x79/0x5c0 arch/x86/kernel/signal.c:306
 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:310
 exc_page_fault+0xc0/0x170 arch/x86/mm/fault.c:1593
 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: 00007f02d085c7c0 RCX: 00007f02d07d78d9
RDX: 00007f02c83c1700 RSI: 0000000000000058 RDI: 00007f02c83c1200
RBP: 00007f02d0829810 R08: 00007f02c83c1700 R09: 0000000000042000
R10: 00007f02c83c1200 R11: 0000000000000246 R12: 0030656c69662f2e
R13: 0073756c70736668 R14: 0031656c69662f2e R15: 00007f02d085c7c8
 </TASK>