------------[ cut here ]------------
kernel BUG at fs/ntfs/file.c:497!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 8238 Comm: syz.2.795 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline]
RIP: 0010:ntfs_perform_write+0x79ec/0x7cc0 fs/ntfs/file.c:1837
Code: 89 df 48 c7 c6 20 42 3b 8a e8 a0 f8 1c ff 0f 0b e8 99 8d ea fe 0f 0b e8 92 8d ea fe 0f 0b e8 8b 8d ea fe 0f 0b e8 84 8d ea fe <0f> 0b e8 7d 8d ea fe 0f 0b e8 76 8d ea fe 0f 0b e8 6f 8d ea fe 4c
RSP: 0018:ffffc900030ef7c0 EFLAGS: 00010293
RAX: ffffffff828d3e8c RBX: 0000000000000000 RCX: ffff8880622f5940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900030efbf0 R08: dffffc0000000000 R09: fffff940002b5b67
R10: fffff940002b5b67 R11: 1ffffd40002b5b66 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000008 R15: dffffc0000000000
FS:  00007f66ef5ef6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c25812f CR3: 000000002565d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ntfs_file_write_iter+0x14cc/0x1d60 fs/ntfs/file.c:1921
 call_write_iter include/linux/fs.h:2173 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0x712/0xd00 fs/read_write.c:594
 ksys_write+0x14d/0x250 fs/read_write.c:647
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f66f13a9749
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:00007f66ef5ef038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f66f1600090 RCX: 00007f66f13a9749
RDX: 0000000000000008 RSI: 0000200000000240 RDI: 0000000000000004
RBP: 00007f66ef5ef090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007f66f1600128 R14: 00007f66f1600090 R15: 00007fffdb12e988
 </TASK>
Modules linked in:
---[ end trace 900afdfcbbe0507a ]---
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline]
RIP: 0010:ntfs_perform_write+0x79ec/0x7cc0 fs/ntfs/file.c:1837
Code: 89 df 48 c7 c6 20 42 3b 8a e8 a0 f8 1c ff 0f 0b e8 99 8d ea fe 0f 0b e8 92 8d ea fe 0f 0b e8 8b 8d ea fe 0f 0b e8 84 8d ea fe <0f> 0b e8 7d 8d ea fe 0f 0b e8 76 8d ea fe 0f 0b e8 6f 8d ea fe 4c
RSP: 0018:ffffc900030ef7c0 EFLAGS: 00010293
RAX: ffffffff828d3e8c RBX: 0000000000000000 RCX: ffff8880622f5940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900030efbf0 R08: dffffc0000000000 R09: fffff940002b5b67
R10: fffff940002b5b67 R11: 1ffffd40002b5b66 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000008 R15: dffffc0000000000
FS:  00007f66ef5ef6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a7ccffee28 CR3: 000000002565d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400