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kernel BUG at fs/ntfs/file.c:493!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 11723 Comm: syz.0.1903 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:493 [inline]
RIP: 0010:ntfs_perform_write+0x7a61/0x7bf0 fs/ntfs/file.c:1833
Code: 45 6e c3 fe 0f 0b e8 3e 6e c3 fe 48 8b 7c 24 28 48 c7 c6 c0 d7 fc 8a e8 dd fd 03 ff 0f 0b e8 26 6e c3 fe 0f 0b e8 1f 6e c3 fe <0f> 0b e8 18 6e c3 fe 0f 0b e8 11 6e c3 fe 0f 0b 89 f9 80 e1 07 38
RSP: 0018:ffffc900037bf820 EFLAGS: 00010283
RAX: ffffffff82c406b1 RBX: ffffc900037bfdb0 RCX: 0000000000080000
RDX: ffffc9000c721000 RSI: 000000000003ea44 RDI: 000000000003ea45
RBP: ffffc900037bfc28 R08: ffff8880275e3c00 R09: 0000000000000002
R10: 0000000000000005 R11: 0000000000000002 R12: ffff888076a98548
R13: 000000000000000b R14: 0000000000000ac0 R15: 0000000000000000
FS:  00007fad8b3286c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fad8a3eb580 CR3: 0000000050c50000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ntfs_file_write_iter+0x112f/0x1a80 fs/ntfs/file.c:1916
 call_write_iter include/linux/fs.h:2018 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x474/0x9a0 fs/read_write.c:584
 ksys_pwrite64 fs/read_write.c:699 [inline]
 __do_sys_pwrite64 fs/read_write.c:709 [inline]
 __se_sys_pwrite64 fs/read_write.c:706 [inline]
 __x64_sys_pwrite64+0x198/0x220 fs/read_write.c:706
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fad8a39de99
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:00007fad8b328028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007fad8a625fa0 RCX: 00007fad8a39de99
RDX: 000000000000fdef RSI: 0000200000000140 RDI: 0000000000000004
RBP: 00007fad8a433eaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000c00 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fad8a626038 R14: 00007fad8a625fa0 R15: 00007ffd503cf068
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:493 [inline]
RIP: 0010:ntfs_perform_write+0x7a61/0x7bf0 fs/ntfs/file.c:1833
Code: 45 6e c3 fe 0f 0b e8 3e 6e c3 fe 48 8b 7c 24 28 48 c7 c6 c0 d7 fc 8a e8 dd fd 03 ff 0f 0b e8 26 6e c3 fe 0f 0b e8 1f 6e c3 fe <0f> 0b e8 18 6e c3 fe 0f 0b e8 11 6e c3 fe 0f 0b 89 f9 80 e1 07 38
RSP: 0018:ffffc900037bf820 EFLAGS: 00010283
RAX: ffffffff82c406b1 RBX: ffffc900037bfdb0 RCX: 0000000000080000
RDX: ffffc9000c721000 RSI: 000000000003ea44 RDI: 000000000003ea45
RBP: ffffc900037bfc28 R08: ffff8880275e3c00 R09: 0000000000000002
R10: 0000000000000005 R11: 0000000000000002 R12: ffff888076a98548
R13: 000000000000000b R14: 0000000000000ac0 R15: 0000000000000000
FS:  00007fad8b3286c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2de0fff8 CR3: 0000000050c50000 CR4: 00000000003506f0