RSP: 002b:00007ffdb5127f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f0c3ad00fa0 RCX: 00007f0c3aa87629
RDX: 0000000000000010 RSI: 00002000000000c0 RDI: 0000000000000004
RBP: 00007ffdb5127fb0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007f0c3ad00fac R14: 00007f0c3ad00fa0 R15: 00007f0c3ad00fa0
 </TASK>
------------[ cut here ]------------
kernel BUG at fs/ntfs/file.c:497!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4310 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline]
RIP: 0010:ntfs_perform_write+0x7afb/0x7de0 fs/ntfs/file.c:1837
Code: 89 df 48 c7 c6 e0 4b 5b 8a e8 91 4a 1a ff 0f 0b e8 fa 63 e7 fe 0f 0b e8 f3 63 e7 fe 0f 0b e8 ec 63 e7 fe 0f 0b e8 e5 63 e7 fe <0f> 0b e8 de 63 e7 fe 0f 0b e8 d7 63 e7 fe 0f 0b e8 d0 63 e7 fe 4c
RSP: 0018:ffffc900012ef7c0 EFLAGS: 00010293
RAX: ffffffff8291be5b RBX: 0000000000000000 RCX: ffff888020dc8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900012efbf0 R08: ffffea0001e72b37 R09: 1ffffd40003ce566
R10: dffffc0000000000 R11: fffff940003ce567 R12: 0000000000000000
R13: ffffea0001e72b00 R14: 0000000000000010 R15: dffffc0000000000
FS:  00005555712d4500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31363fff CR3: 0000000020221000 CR4: 00000000003506e0
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+0x745/0xd60 fs/read_write.c:594
 ksys_write+0x152/0x260 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: 0033:0x7f0c3aa87629
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:00007ffdb5127f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f0c3ad00fa0 RCX: 00007f0c3aa87629
RDX: 0000000000000010 RSI: 00002000000000c0 RDI: 0000000000000004
RBP: 00007ffdb5127fb0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007f0c3ad00fac R14: 00007f0c3ad00fa0 R15: 00007f0c3ad00fa0
 </TASK>
Modules linked in:
---[ end trace 2f8ebf38d1e21998 ]---
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline]
RIP: 0010:ntfs_perform_write+0x7afb/0x7de0 fs/ntfs/file.c:1837
Code: 89 df 48 c7 c6 e0 4b 5b 8a e8 91 4a 1a ff 0f 0b e8 fa 63 e7 fe 0f 0b e8 f3 63 e7 fe 0f 0b e8 ec 63 e7 fe 0f 0b e8 e5 63 e7 fe <0f> 0b e8 de 63 e7 fe 0f 0b e8 d7 63 e7 fe 0f 0b e8 d0 63 e7 fe 4c
RSP: 0018:ffffc900012ef7c0 EFLAGS: 00010293
RAX: ffffffff8291be5b RBX: 0000000000000000 RCX: ffff888020dc8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900012efbf0 R08: ffffea0001e72b37 R09: 1ffffd40003ce566
R10: dffffc0000000000 R11: fffff940003ce567 R12: 0000000000000000
R13: ffffea0001e72b00 R14: 0000000000000010 R15: dffffc0000000000
FS:  00005555712d4500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31363fff CR3: 0000000020221000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400