ntfs: (device loop0): check_mft_mirror(): $MFT and $MFTMirr (record 0) do not match. Run ntfsfix or chkdsk. ntfs: (device loop0): load_system_files(): $MFTMirr does not match $MFT. Mounting read-only. Run ntfsfix and/or chkdsk. 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+0xe90/0x2ce0 fs/ntfs/dir.c:292 Read of size 8 at addr ffff88807fcb4b80 by task syz-executor169/5064 CPU: 1 PID: 5064 Comm: syz-executor169 Not tainted 6.2.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x290 lib/dump_stack.c:106 print_address_description+0x74/0x340 mm/kasan/report.c:306 print_report+0x107/0x1f0 mm/kasan/report.c:417 kasan_report+0xcd/0x100 mm/kasan/report.c:517 sle64_to_cpup fs/ntfs/endian.h:46 [inline] ntfs_lookup_inode_by_name+0xe90/0x2ce0 fs/ntfs/dir.c:292 check_windows_hibernation_status+0xec/0x4d0 fs/ntfs/super.c:1274 load_system_files+0x34e0/0x4870 fs/ntfs/super.c:1989 ntfs_fill_super+0x19a9/0x2bf0 fs/ntfs/super.c:2892 mount_bdev+0x26c/0x3a0 fs/super.c:1359 legacy_get_tree+0xea/0x180 fs/fs_context.c:610 vfs_get_tree+0x88/0x270 fs/super.c:1489 do_new_mount+0x289/0xad0 fs/namespace.c:3145 do_mount fs/namespace.c:3488 [inline] __do_sys_mount fs/namespace.c:3697 [inline] __se_sys_mount+0x2d3/0x3c0 fs/namespace.c:3674 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc7b7d9644a Code: 48 c7 c2 c0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 08 01 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc447f93f8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc7b7d9644a RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007ffc447f9410 RBP: 00007ffc447f9410 R08: 00007ffc447f9450 R09: 000000000001ee3c R10: 0000000000004010 R11: 0000000000000286 R12: 0000000000000004 R13: 00005555560972c0 R14: 0000000000004010 R15: 00007ffc447f9450 The buggy address belongs to the physical page: page:ffffea0001ff2d00 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x7fcb4 flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000000 ffffea0001cb9c08 ffffea0001ff64c8 0000000000000000 raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as freed page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 4861, tgid 4861 (scp), ts 42437088117, free_ts 42604079701 prep_new_page mm/page_alloc.c:2531 [inline] get_page_from_freelist+0x742/0x7c0 mm/page_alloc.c:4283 __alloc_pages+0x259/0x560 mm/page_alloc.c:5549 __folio_alloc+0xf/0x30 mm/page_alloc.c:5581 vma_alloc_folio+0x660/0xb60 mm/mempolicy.c:2247 alloc_page_vma include/linux/gfp.h:284 [inline] do_cow_fault+0xa3/0x5d0 mm/memory.c:4533 do_fault mm/memory.c:4645 [inline] handle_pte_fault mm/memory.c:4931 [inline] __handle_mm_fault mm/memory.c:5073 [inline] handle_mm_fault+0x189d/0x26b0 mm/memory.c:5219 do_user_addr_fault+0x69b/0xcb0 arch/x86/mm/fault.c:1428 handle_page_fault arch/x86/mm/fault.c:1519 [inline] exc_page_fault+0x7a/0x110 arch/x86/mm/fault.c:1575 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:570 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1446 [inline] free_pcp_prepare+0x751/0x780 mm/page_alloc.c:1496 free_unref_page_prepare mm/page_alloc.c:3369 [inline] free_unref_page_list+0xb2/0x830 mm/page_alloc.c:3510 release_pages+0x233e/0x25e0 mm/swap.c:1076 tlb_batch_pages_flush mm/mmu_gather.c:97 [inline] tlb_flush_mmu_free mm/mmu_gather.c:292 [inline] tlb_flush_mmu+0x860/0xa80 mm/mmu_gather.c:299 tlb_finish_mmu+0xcd/0x200 mm/mmu_gather.c:391 exit_mmap+0x275/0x630 mm/mmap.c:3096 __mmput+0x114/0x3b0 kernel/fork.c:1207 exit_mm+0x1ec/0x2c0 kernel/exit.c:563 do_exit+0x5c7/0x2150 kernel/exit.c:854 do_group_exit+0x1fd/0x2b0 kernel/exit.c:1012 __do_sys_exit_group kernel/exit.c:1023 [inline] __se_sys_exit_group kernel/exit.c:1021 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1021 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Memory state around the buggy address: ffff88807fcb4a80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88807fcb4b00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff88807fcb4b80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff88807fcb4c00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88807fcb4c80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ==================================================================