ntfs: (device loop0): ntfs_read_locked_inode(): Failed with error code -5. Marking corrupt inode 0xa as bad. Run chkdsk. ntfs: (device loop0): load_and_init_upcase(): Failed to load $UpCase from the volume. Using default. ================================================================== BUG: KASAN: use-after-free in ntfs_read_folio+0x6d0/0x1fd8 fs/ntfs/aops.c:489 Read of size 1 at addr ffff00016141717f by task syz-executor.0/6559 CPU: 0 PID: 6559 Comm: syz-executor.0 Not tainted 6.6.0-rc7-syzkaller-00089-g8de1e7afcc1c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233 show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0x174/0x514 mm/kasan/report.c:475 kasan_report+0xd8/0x138 mm/kasan/report.c:588 kasan_check_range+0x254/0x294 mm/kasan/generic.c:187 __asan_memcpy+0x3c/0x84 mm/kasan/shadow.c:105 ntfs_read_folio+0x6d0/0x1fd8 fs/ntfs/aops.c:489 filemap_read_folio+0x14c/0x39c mm/filemap.c:2382 do_read_cache_folio+0x114/0x548 mm/filemap.c:3742 do_read_cache_page+0x4c/0x260 mm/filemap.c:3808 read_cache_page+0x68/0x84 mm/filemap.c:3817 read_mapping_page include/linux/pagemap.h:860 [inline] ntfs_map_page fs/ntfs/aops.h:75 [inline] load_and_init_attrdef fs/ntfs/super.c:1617 [inline] load_system_files+0x1e34/0x4734 fs/ntfs/super.c:1825 ntfs_fill_super+0x14e0/0x2314 fs/ntfs/super.c:2900 mount_bdev+0x1e8/0x2b4 fs/super.c:1629 ntfs_mount+0x44/0x58 fs/ntfs/super.c:3057 legacy_get_tree+0xd4/0x16c fs/fs_context.c:662 vfs_get_tree+0x90/0x288 fs/super.c:1750 do_new_mount+0x25c/0x8c8 fs/namespace.c:3335 path_mount+0x590/0xe04 fs/namespace.c:3662 do_mount fs/namespace.c:3675 [inline] __do_sys_mount fs/namespace.c:3884 [inline] __se_sys_mount fs/namespace.c:3861 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3861 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 The buggy address belongs to the physical page: page:0000000001cc6363 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x1a1417 flags: 0x5ffc00000000000(node=0|zone=2|lastcpupid=0x7ff) page_type: 0xffffffff() raw: 05ffc00000000000 fffffc00038fc4c8 fffffc00038fcfc8 0000000000000000 raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff000161417000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff000161417080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff000161417100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff000161417180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff000161417200: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ================================================================== ntfs: volume version 3.1. syz-executor.0: attempt to access beyond end of device loop0: rw=0, sector=2072, nr_sectors = 8 limit=190 ntfs: (device loop0): ntfs_end_buffer_async_read(): Buffer I/O error, logical block 0x103. syz-executor.0: attempt to access beyond end of device loop0: rw=0, sector=552, nr_sectors = 8 limit=190 syz-executor.0: attempt to access beyond end of device loop0: rw=0, sector=224, nr_sectors = 8 limit=190