ntfs: (device loop0): load_and_init_upcase(): Failed to load $UpCase from the volume. Using default. ntfs: volume version 3.1. ================================================================== BUG: KASAN: use-after-free in sle64_to_cpup fs/ntfs/endian.h:46 [inline] BUG: KASAN: use-after-free in ntfs_lookup_inode_by_name+0xb48/0x2568 fs/ntfs/dir.c:292 Read of size 8 at addr ffff0000e3014962 by task syz-executor.0/4391 CPU: 1 PID: 4391 Comm: syz-executor.0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 Call trace: dump_backtrace+0x0/0x458 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack+0x30/0x40 lib/dump_stack.c:88 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106 print_address_description+0x78/0x30c mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0xec/0x158 mm/kasan/report.c:451 __asan_report_load8_noabort+0x44/0x50 mm/kasan/report_generic.c:309 sle64_to_cpup fs/ntfs/endian.h:46 [inline] ntfs_lookup_inode_by_name+0xb48/0x2568 fs/ntfs/dir.c:292 check_windows_hibernation_status+0xd4/0x5a8 fs/ntfs/super.c:1274 load_system_files+0x3018/0x4398 fs/ntfs/super.c:1989 ntfs_fill_super+0x15a0/0x2450 fs/ntfs/super.c:2894 mount_bdev+0x264/0x35c fs/super.c:1411 ntfs_mount+0x44/0x58 fs/ntfs/super.c:3051 legacy_get_tree+0xd8/0x174 fs/fs_context.c:611 vfs_get_tree+0x90/0x278 fs/super.c:1541 do_new_mount+0x228/0x804 fs/namespace.c:3034 path_mount+0x57c/0xfe8 fs/namespace.c:3364 do_mount fs/namespace.c:3377 [inline] __do_sys_mount fs/namespace.c:3585 [inline] __se_sys_mount fs/namespace.c:3562 [inline] __arm64_sys_mount+0x488/0x5f8 fs/namespace.c:3562 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x28c arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x5c/0x140 arch/arm64/kernel/syscall.c:181 el0_svc+0x78/0x1d0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 The buggy address belongs to the page: page:00000000459207a4 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x123014 flags: 0x5ffc00000000000(node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000000000 fffffc00038c1748 fffffc00038c0488 0000000000000000 raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000e3014800: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff0000e3014880: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff0000e3014900: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff0000e3014980: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff0000e3014a00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ==================================================================