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kernel BUG at fs/ntfs/file.c:493!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 8246 Comm: syz.5.869 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : __ntfs_grab_cache_pages fs/ntfs/file.c:493 [inline]
pc : ntfs_perform_write+0x6500/0x674c fs/ntfs/file.c:1833
lr : __ntfs_grab_cache_pages fs/ntfs/file.c:493 [inline]
lr : ntfs_perform_write+0x6500/0x674c fs/ntfs/file.c:1833
sp : ffff8000214774a0
x29: ffff800021477890 x28: dfff800000000000 x27: 0000000000000000
x26: 0000000000000000 x25: 0000000000000002 x24: 000000000000003d
x23: fffffc0003e7a680 x22: ffff8000214777c0 x21: 0000000000000001
x20: 0000000000000000 x19: 0000000000000000 x18: ffff800011b8bf60
x17: 1fffe00033eac97e x16: ffff8000082d7e60 x15: 0000000000000000
x14: 0000000000000006 x13: 1ffff00002a42071 x12: 0000000000ff0100
x11: ff0080000955634c x10: 0000000000000000 x9 : ffff80000955634c
x8 : ffff0000d18b5340 x7 : ffff8000087e15d8 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 __ntfs_grab_cache_pages fs/ntfs/file.c:493 [inline]
 ntfs_perform_write+0x6500/0x674c fs/ntfs/file.c:1833
 ntfs_file_write_iter+0xf78/0x17d0 fs/ntfs/file.c:1917
 do_iter_readv_writev fs/read_write.c:-1 [inline]
 do_iter_write+0x53c/0x940 fs/read_write.c:861
 vfs_writev fs/read_write.c:934 [inline]
 do_pwritev+0x1e8/0x338 fs/read_write.c:1031
 __do_sys_pwritev2 fs/read_write.c:1090 [inline]
 __se_sys_pwritev2 fs/read_write.c:1081 [inline]
 __arm64_sys_pwritev2+0xd4/0x108 fs/read_write.c:1081
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: d4210000 97bd544c d4210000 97bd544a (d4210000) 
---[ end trace 0000000000000000 ]---