------------[ cut here ]------------
kernel BUG at fs/ext4/inline.c:240!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 6694 Comm: syz.5.32 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:ext4_write_inline_data+0x423/0x510 fs/ext4/inline.c:240
Code: 46 ff e8 f0 0f 46 ff b8 3c 00 00 00 42 8d 6c 25 c4 44 29 e0 4c 63 f0 e9 a0 fe ff ff e8 d6 0f 46 ff 90 0f 0b e8 ce 0f 46 ff 90 <0f> 0b e8 c6 0f 46 ff c6 05 e6 78 1e 0e 01 90 48 8b 4c 24 08 48 c7
RSP: 0018:ffffc9000428f4e0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888062771f48 RCX: ffffffff82757c22
RDX: ffff888027c63c00 RSI: ffffffff82757e52 RDI: 0000000000000006
RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000045
R10: 0000000000000044 R11: 0000000000000000 R12: 0000000000000044
R13: ffffc9000428f580 R14: 0000000000000045 R15: ffff8880627724b2
FS:  00007f44767af6c0(0000) GS:ffff8881247b7000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd60034d000 CR3: 0000000074dbe000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 ext4_write_inline_data_end+0x2ac/0xcb0 fs/ext4/inline.c:807
 ext4_da_write_end+0xb9d/0xf00 fs/ext4/inode.c:3285
 generic_perform_write+0x266/0x900 mm/filemap.c:4196
 ext4_buffered_write_iter+0x119/0x440 fs/ext4/file.c:299
 ext4_file_write_iter+0xa4c/0x1d10 fs/ext4/file.c:723
 iter_file_splice_write+0xa24/0x12e0 fs/splice.c:738
 do_splice_from fs/splice.c:938 [inline]
 direct_splice_actor+0x192/0x6c0 fs/splice.c:1161
 splice_direct_to_actor+0x345/0xa30 fs/splice.c:1105
 do_splice_direct_actor fs/splice.c:1204 [inline]
 do_splice_direct+0x174/0x240 fs/splice.c:1230
 do_sendfile+0xb06/0xe50 fs/read_write.c:1370
 __do_sys_sendfile64 fs/read_write.c:1431 [inline]
 __se_sys_sendfile64 fs/read_write.c:1417 [inline]
 __x64_sys_sendfile64+0x1d8/0x220 fs/read_write.c:1417
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f447598ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f44767af038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f4475bb5fa0 RCX: 00007f447598ebe9
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007f4475a11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 000080001d00c0d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4475bb6038 R14: 00007f4475bb5fa0 R15: 00007ffd2911d1d8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_write_inline_data+0x423/0x510 fs/ext4/inline.c:240
Code: 46 ff e8 f0 0f 46 ff b8 3c 00 00 00 42 8d 6c 25 c4 44 29 e0 4c 63 f0 e9 a0 fe ff ff e8 d6 0f 46 ff 90 0f 0b e8 ce 0f 46 ff 90 <0f> 0b e8 c6 0f 46 ff c6 05 e6 78 1e 0e 01 90 48 8b 4c 24 08 48 c7
RSP: 0018:ffffc9000428f4e0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888062771f48 RCX: ffffffff82757c22
RDX: ffff888027c63c00 RSI: ffffffff82757e52 RDI: 0000000000000006
RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000045
R10: 0000000000000044 R11: 0000000000000000 R12: 0000000000000044
R13: ffffc9000428f580 R14: 0000000000000045 R15: ffff8880627724b2
FS:  00007f44767af6c0(0000) GS:ffff8881247b7000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6daac01d58 CR3: 0000000074dbe000 CR4: 0000000000350ef0