ntfs: (device loop0): ntfs_external_attr_find(): Base inode 0xa contains corrupt attribute list attribute. Unmount and run chkdsk. ntfs: (device loop0): ntfs_read_locked_inode(): Failed to lookup $DATA attribute. 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_readpage+0x7fb/0x2210 fs/ntfs/aops.c:488 Read of size 1 at addr ffff88806abff17f by task syz-executor.0/3968 CPU: 1 PID: 3968 Comm: syz-executor.0 Not tainted 5.15.156-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 print_address_description+0x63/0x3b0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x16b/0x1c0 mm/kasan/report.c:451 kasan_check_range+0x27e/0x290 mm/kasan/generic.c:189 memcpy+0x25/0x60 mm/kasan/shadow.c:65 ntfs_readpage+0x7fb/0x2210 fs/ntfs/aops.c:488 do_read_cache_page+0x752/0x1040 read_mapping_page include/linux/pagemap.h:515 [inline] ntfs_map_page+0x25/0x390 fs/ntfs/aops.h:75 load_and_init_attrdef fs/ntfs/super.c:1609 [inline] load_system_files+0x2477/0x5700 fs/ntfs/super.c:1817 ntfs_fill_super+0x1c7f/0x2e20 fs/ntfs/super.c:2894 mount_bdev+0x2c9/0x3f0 fs/super.c:1387 legacy_get_tree+0xeb/0x180 fs/fs_context.c:611 vfs_get_tree+0x88/0x270 fs/super.c:1517 do_new_mount+0x2ba/0xb40 fs/namespace.c:3005 do_mount fs/namespace.c:3348 [inline] __do_sys_mount fs/namespace.c:3556 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3533 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f307c4bf05a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f307b83eee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f307b83ef80 RCX: 00007f307c4bf05a RDX: 0000000020000040 RSI: 000000002001f200 RDI: 00007f307b83ef40 RBP: 0000000020000040 R08: 00007f307b83ef80 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000002001f200 R13: 00007f307b83ef40 R14: 000000000000097e R15: 0000000020000000 The buggy address belongs to the page: page:ffffea0001aaffc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x6abff flags: 0xfff80000000000(node=0|zone=1|lastcpupid=0xfff) raw: 00fff80000000000 ffffea0001a90088 ffffea0001a90288 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 0x1100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 3879, ts 71137496625, free_ts 71142427037 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x322a/0x33c0 mm/page_alloc.c:4159 __alloc_pages+0x272/0x700 mm/page_alloc.c:5423 alloc_pages_vma+0x39a/0x800 mm/mempolicy.c:2146 do_anonymous_page mm/memory.c:3808 [inline] handle_pte_fault mm/memory.c:4619 [inline] __handle_mm_fault mm/memory.c:4756 [inline] handle_mm_fault+0x2f49/0x5950 mm/memory.c:4854 do_user_addr_fault arch/x86/mm/fault.c:1388 [inline] handle_page_fault arch/x86/mm/fault.c:1476 [inline] exc_page_fault+0x271/0x740 arch/x86/mm/fault.c:1532 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:568 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0xc34/0xcf0 mm/page_alloc.c:3317 free_unref_page_list+0x1f7/0x8e0 mm/page_alloc.c:3433 release_pages+0x1bb9/0x1f40 mm/swap.c:963 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline] tlb_flush_mmu_free mm/mmu_gather.c:240 [inline] tlb_flush_mmu mm/mmu_gather.c:247 [inline] tlb_finish_mmu+0x177/0x320 mm/mmu_gather.c:338 exit_mmap+0x3cd/0x670 mm/mmap.c:3188 __mmput+0x112/0x3b0 kernel/fork.c:1126 exit_mm+0x688/0x7f0 kernel/exit.c:548 do_exit+0x626/0x2480 kernel/exit.c:859 do_group_exit+0x144/0x310 kernel/exit.c:994 __do_sys_exit_group kernel/exit.c:1005 [inline] __se_sys_exit_group kernel/exit.c:1003 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1003 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 Memory state around the buggy address: ffff88806abff000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88806abff080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff88806abff100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff88806abff180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88806abff200: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ==================================================================