------------[ cut here ]------------ WARNING: CPU: 0 PID: 6543 at fs/hfsplus/extents.c:346 hfsplus_free_extents+0x703/0xae0 Modules linked in: CPU: 0 PID: 6543 Comm: syz-executor.1 Not tainted 6.1.53-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 RIP: 0010:hfsplus_free_extents+0x703/0xae0 fs/hfsplus/extents.c:346 Code: 0f cb 44 89 ef 89 de e8 2b 18 2d ff 41 39 dd 75 20 49 83 c7 28 e8 bd 16 2d ff 41 bc 05 00 00 00 e9 e2 f9 ff ff e8 ad 16 2d ff <0f> 0b e9 83 f9 ff ff 44 89 ef 89 de e8 fc 17 2d ff 41 29 dd 73 0a RSP: 0018:ffffc900153f7630 EFLAGS: 00010283 RAX: ffffffff825cfd83 RBX: ffff888078f0d020 RCX: 0000000000040000 RDX: ffffc9000ad01000 RSI: 0000000000013e03 RDI: 0000000000013e04 RBP: ffff88805ee30000 R08: dffffc0000000000 R09: ffffed100f7ea80a R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 000000000000014e R14: ffffc900153f7750 R15: ffff88807bc99458 FS: 00007f83a6c7e6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feced4ffbc0 CR3: 0000000075127000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfsplus_file_truncate+0x7cc/0xb40 fs/hfsplus/extents.c:591 hfsplus_write_begin+0xc2/0xd0 fs/hfsplus/inode.c:56 generic_perform_write+0x2fc/0x5e0 mm/filemap.c:3754 __generic_file_write_iter+0x176/0x400 mm/filemap.c:3882 generic_file_write_iter+0xab/0x310 mm/filemap.c:3914 call_write_iter include/linux/fs.h:2205 [inline] aio_write+0x561/0x780 fs/aio.c:1604 io_submit_one+0x768/0x18d0 fs/aio.c:2023 __do_sys_io_submit fs/aio.c:2082 [inline] __se_sys_io_submit+0x17b/0x2f0 fs/aio.c:2052 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f83b047cae9 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:00007f83a6c7e0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007f83b059c050 RCX: 00007f83b047cae9 RDX: 0000000020000540 RSI: 0000000000000008 RDI: 00007f83b10ce000 RBP: 00007f83b04c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f83b059c050 R15: 00007ffdd85c1198