loop1: detected capacity change from 0 to 4096 ------------[ cut here ]------------ kernel BUG at fs/ntfs/aops.c:186! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 4787 Comm: syz.1.88 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ntfs_read_block fs/ntfs/aops.c:186 [inline] pc : ntfs_read_folio+0x1d38/0x1d3c fs/ntfs/aops.c:436 lr : ntfs_read_block fs/ntfs/aops.c:186 [inline] lr : ntfs_read_folio+0x1d38/0x1d3c fs/ntfs/aops.c:436 sp : ffff800021997380 x29: ffff800021997500 x28: 1fffe0001ea3d00e x27: ffff0000f51e8050 x26: 1fffff80007c0bac x25: fffffc0003e05d60 x24: dfff800000000000 x23: fffffc0003e05d58 x22: ffff0000f51e8088 x21: fffffc0003e05d40 x20: 0000000000000230 x19: ffff0000f51e8320 x18: ffff800011babf60 x17: 1fffe00033ea397e x16: ffff800011a529a8 x15: 0000000000000002 x14: 0000000000000008 x13: 1ffff00004332e90 x12: 0000000000080000 x11: 000000000000a3e4 x10: ffff80002237b000 x9 : ffff8000095367f4 x8 : 000000000000a3e5 x7 : 0000000000000000 x6 : ffff8000087168a0 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000095352c8 x2 : ffffffffffffffc0 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: ntfs_read_block fs/ntfs/aops.c:186 [inline] ntfs_read_folio+0x1d38/0x1d3c fs/ntfs/aops.c:436 filemap_read_folio+0x134/0x384 mm/filemap.c:2490 do_read_cache_folio+0x24c/0x538 mm/filemap.c:3659 do_read_cache_page mm/filemap.c:3701 [inline] read_cache_page+0x6c/0x184 mm/filemap.c:3710 read_mapping_page include/linux/pagemap.h:793 [inline] ntfs_map_page fs/ntfs/aops.h:75 [inline] map_mft_record_page fs/ntfs/mft.c:73 [inline] map_mft_record+0x194/0x638 fs/ntfs/mft.c:156 ntfs_read_locked_inode+0x15c/0x3914 fs/ntfs/inode.c:550 ntfs_read_inode_mount+0xb74/0x20a4 fs/ntfs/inode.c:2098 ntfs_fill_super+0x1428/0x2350 fs/ntfs/super.c:2855 mount_bdev+0x264/0x358 fs/super.c:1443 ntfs_mount+0x44/0x58 fs/ntfs/super.c:3049 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3078 path_mount+0x5bc/0xe80 fs/namespace.c:3408 do_mount fs/namespace.c:3421 [inline] __do_sys_mount fs/namespace.c:3629 [inline] __se_sys_mount fs/namespace.c:3606 [inline] __arm64_sys_mount+0x49c/0x59c fs/namespace.c:3606 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 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: 91388021 97ca1e24 d4210000 97bdd6bd (d4210000) ---[ end trace 0000000000000000 ]---