EXT4-fs (loop5): mounted filesystem without journal. Quota mode: none.
------------[ cut here ]------------
kernel BUG at fs/ext4/inline.c:236!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 5375 Comm: syz.5.199 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
RIP: 0010:ext4_write_inline_data+0x358/0x360 fs/ext4/inline.c:236
Code: 07 fe c1 38 c1 0f 8c 32 ff ff ff 48 89 df 49 89 d7 e8 dc 42 af ff 4c 89 fa e9 1f ff ff ff e8 3f 57 5e ff 0f 0b e8 38 57 5e ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48
RSP: 0018:ffffc900039b7228 EFLAGS: 00010283
RAX: ffffffff82241c78 RBX: 000000000000003c RCX: 0000000000080000
RDX: ffffc9001c400000 RSI: 0000000000024f75 RDI: 0000000000024f76
RBP: dffffc0000000000 R08: ffff888020e4e387 R09: 1ffff110041c9c70
R10: dffffc0000000000 R11: ffffed10041c9c71 R12: 0000000000039000
R13: ffffc900039b7300 R14: 0000000000038000 R15: ffff8880704c8cb8
FS:  00007f061026f6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f060f3e96c0 CR3: 0000000062fb6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_write_inline_data_end+0x30d/0xd70 fs/ext4/inline.c:795
 generic_perform_write+0x393/0x5c0 mm/filemap.c:3873
 ext4_buffered_write_iter+0x11a/0x390 fs/ext4/file.c:285
 ext4_file_write_iter+0x1cf/0x1710 fs/ext4/file.c:-1
 do_iter_readv_writev fs/read_write.c:-1 [inline]
 do_iter_write+0x642/0xb10 fs/read_write.c:861
 iter_file_splice_write+0x699/0xcc0 fs/splice.c:685
 do_splice_from fs/splice.c:763 [inline]
 direct_splice_actor+0xe1/0x130 fs/splice.c:950
 splice_direct_to_actor+0x48b/0xb90 fs/splice.c:896
 do_splice_direct+0x1ce/0x2f0 fs/splice.c:1002
 do_sendfile+0x5f3/0xea0 fs/read_write.c:1255
 __do_sys_sendfile64 fs/read_write.c:1323 [inline]
 __se_sys_sendfile64+0x141/0x1a0 fs/read_write.c:1309
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f060f39bf79
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f061026f028 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f060f615fa0 RCX: 00007f060f39bf79
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004
RBP: 00007f060f4327e0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000e3aa6ea R11: 0000000000000246 R12: 0000000000000000
R13: 00007f060f616038 R14: 00007f060f615fa0 R15: 00007ffff1ddd6f8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_write_inline_data+0x358/0x360 fs/ext4/inline.c:236
Code: 07 fe c1 38 c1 0f 8c 32 ff ff ff 48 89 df 49 89 d7 e8 dc 42 af ff 4c 89 fa e9 1f ff ff ff e8 3f 57 5e ff 0f 0b e8 38 57 5e ff <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48
RSP: 0018:ffffc900039b7228 EFLAGS: 00010283
RAX: ffffffff82241c78 RBX: 000000000000003c RCX: 0000000000080000
RDX: ffffc9001c400000 RSI: 0000000000024f75 RDI: 0000000000024f76
RBP: dffffc0000000000 R08: ffff888020e4e387 R09: 1ffff110041c9c70
R10: dffffc0000000000 R11: ffffed10041c9c71 R12: 0000000000039000
R13: ffffc900039b7300 R14: 0000000000038000 R15: ffff8880704c8cb8
FS:  00007f061026f6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f060f3e96c0 CR3: 0000000062fb6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400