ntfs: (device loop5): ntfs_end_buffer_async_read(): Buffer I/O error, logical block 0x7f8. ===================================================== BUG: KMSAN: uninit-value in post_read_mst_fixup+0x671/0xbe0 fs/ntfs/mst.c:39 post_read_mst_fixup+0x671/0xbe0 fs/ntfs/mst.c:39 ntfs_end_buffer_async_read+0x1102/0x1540 fs/ntfs/aops.c:133 end_bio_bh_io_sync+0x176/0x230 fs/buffer.c:3005 bio_endio+0xa93/0xae0 block/bio.c:1496 submit_bio_checks+0x4fe/0x24c0 block/blk-core.c:911 __submit_bio+0x7fc/0xe60 block/blk-core.c:923 __submit_bio_noacct_mq block/blk-core.c:1009 [inline] submit_bio_noacct+0xed2/0x1180 block/blk-core.c:1039 submit_bio+0x4d7/0x770 block/blk-core.c:1101 submit_bh_wbc+0xd5c/0xe00 fs/buffer.c:3054 submit_bh+0x93/0xc0 fs/buffer.c:3060 ntfs_read_block fs/ntfs/aops.c:345 [inline] ntfs_readpage+0x38ec/0x3d10 fs/ntfs/aops.c:435 do_read_cache_page+0x13f9/0x1a20 mm/filemap.c:3458 read_cache_page+0xf3/0x110 mm/filemap.c:3559 read_mapping_page include/linux/pagemap.h:515 [inline] ntfs_map_page fs/ntfs/aops.h:75 [inline] check_mft_mirror+0x7a7/0x30a0 fs/ntfs/super.c:1109 load_system_files+0x3bb/0x5030 fs/ntfs/super.c:1772 ntfs_fill_super+0x387e/0x4f50 fs/ntfs/super.c:2893 mount_bdev+0x628/0x920 fs/super.c:1368 ntfs_mount+0xc9/0xe0 fs/ntfs/super.c:3050 legacy_get_tree+0x163/0x2e0 fs/fs_context.c:610 vfs_get_tree+0xd8/0x5d0 fs/super.c:1498 do_new_mount+0x7bc/0x1680 fs/namespace.c:2988 path_mount+0x106f/0x2960 fs/namespace.c:3318 do_mount fs/namespace.c:3331 [inline] __do_sys_mount fs/namespace.c:3539 [inline] __se_sys_mount+0x8eb/0xa10 fs/namespace.c:3516 __ia32_sys_mount+0x157/0x1b0 fs/namespace.c:3516 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was created at: __alloc_pages+0x8b3/0xfb0 mm/page_alloc.c:5421 alloc_pages+0xa39/0xde0 mm/mempolicy.c:2191 __page_cache_alloc mm/filemap.c:1022 [inline] do_read_cache_page+0x3b4/0x1a20 mm/filemap.c:3442 read_cache_page+0xf3/0x110 mm/filemap.c:3559 read_mapping_page include/linux/pagemap.h:515 [inline] ntfs_map_page fs/ntfs/aops.h:75 [inline] check_mft_mirror+0x7a7/0x30a0 fs/ntfs/super.c:1109 load_system_files+0x3bb/0x5030 fs/ntfs/super.c:1772 ntfs_fill_super+0x387e/0x4f50 fs/ntfs/super.c:2893 mount_bdev+0x628/0x920 fs/super.c:1368 ntfs_mount+0xc9/0xe0 fs/ntfs/super.c:3050 legacy_get_tree+0x163/0x2e0 fs/fs_context.c:610 vfs_get_tree+0xd8/0x5d0 fs/super.c:1498 do_new_mount+0x7bc/0x1680 fs/namespace.c:2988 path_mount+0x106f/0x2960 fs/namespace.c:3318 do_mount fs/namespace.c:3331 [inline] __do_sys_mount fs/namespace.c:3539 [inline] __se_sys_mount+0x8eb/0xa10 fs/namespace.c:3516 __ia32_sys_mount+0x157/0x1b0 fs/namespace.c:3516 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c =====================================================