syzbot

loop0: detected capacity change from 0 to 4096
ntfs: (device loop0): is_boot_sector_ntfs(): Invalid end of sector marker.
==================================================================
BUG: KASAN: use-after-free in ntfs_attr_find+0xaa4/0xbe0 fs/ntfs/attrib.c:609
Read of size 2 at addr ffff888052d77042 by task syz-executor391/5068

CPU: 1 PID: 5068 Comm: syz-executor391 Not tainted 6.7.0-rc3-syzkaller-00033-g3b47bc037bd4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:364 [inline]
 print_report+0xc4/0x620 mm/kasan/report.c:475
 kasan_report+0xda/0x110 mm/kasan/report.c:588
 ntfs_attr_find+0xaa4/0xbe0 fs/ntfs/attrib.c:609
 ntfs_attr_lookup+0x10e0/0x2100 fs/ntfs/attrib.c:1213
 ntfs_read_locked_inode+0x9bf/0x5860 fs/ntfs/inode.c:666
 ntfs_read_inode_mount+0xef9/0x2730 fs/ntfs/inode.c:2098
 ntfs_fill_super+0x185c/0x9100 fs/ntfs/super.c:2863
 mount_bdev+0x1f3/0x2e0 fs/super.c:1650
 legacy_get_tree+0x109/0x220 fs/fs_context.c:662
 vfs_get_tree+0x8c/0x370 fs/super.c:1771
 do_new_mount fs/namespace.c:3337 [inline]
 path_mount+0x1492/0x1ed0 fs/namespace.c:3664
 do_mount fs/namespace.c:3677 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount fs/namespace.c:3863 [inline]
 __x64_sys_mount+0x293/0x310 fs/namespace.c:3863
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f3fcba44daa
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffa61e1ed8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fffa61e1ef0 RCX: 00007f3fcba44daa
RDX: 00000000200000c0 RSI: 00000000200001c0 RDI: 00007fffa61e1ef0
RBP: 0000000000000004 R08: 00007fffa61e1f30 R09: 000000000001f63d
R10: 0000000000000004 R11: 0000000000000286 R12: 0000000000000004
R13: 00007fffa61e1f30 R14: 0000000000000003 R15: 0000000000200000
 </TASK>

The buggy address belongs to the physical page:
page:ffffea00014b5dc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x52d77
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000000 ffffea00014d2f88 ffff8880b9942630 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 0x140dca(GFP_HIGHUSER_MOVABLE|__GFP_COMP|__GFP_ZERO), pid 5068, tgid 5068 (syz-executor391), ts 54959981955, free_ts 55030976425
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x2d0/0x350 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1544 [inline]
 get_page_from_freelist+0xa25/0x36d0 mm/page_alloc.c:3312
 __alloc_pages+0x22e/0x2420 mm/page_alloc.c:4568
 alloc_pages_mpol+0x258/0x5f0 mm/mempolicy.c:2133
 vma_alloc_folio+0xad/0x220 mm/mempolicy.c:2172
 wp_page_copy mm/memory.c:3114 [inline]
 do_wp_page+0x13be/0x36b0 mm/memory.c:3510
 handle_pte_fault mm/memory.c:5054 [inline]
 __handle_mm_fault+0x1d7d/0x3d70 mm/memory.c:5179
 handle_mm_fault+0x47a/0xa10 mm/memory.c:5344
 do_user_addr_fault+0x30b/0x1000 arch/x86/mm/fault.c:1364
 handle_page_fault arch/x86/mm/fault.c:1505 [inline]
 exc_page_fault+0x5d/0xc0 arch/x86/mm/fault.c:1561
 asm_exc_page_fault+0x26/0x30 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:1137 [inline]
 free_unref_page_prepare+0x4fa/0xaa0 mm/page_alloc.c:2347
 free_unref_page_list+0xe6/0xb40 mm/page_alloc.c:2533
 release_pages+0x32a/0x14f0 mm/swap.c:1042
 folios_put include/linux/mm.h:1539 [inline]
 folio_batch_move_lru+0x2f7/0x470 mm/swap.c:224
 lru_add_drain_cpu+0x535/0x860 mm/swap.c:652
 lru_add_drain+0x10a/0x440 mm/swap.c:752
 __folio_batch_release+0x89/0xe0 mm/swap.c:1059
 folio_batch_release include/linux/pagevec.h:83 [inline]
 truncate_inode_pages_range+0x33e/0xf00 mm/truncate.c:371
 kill_bdev block/bdev.c:76 [inline]
 set_blocksize+0x2af/0x360 block/bdev.c:152
 sb_set_blocksize+0x47/0x120 block/bdev.c:161
 ntfs_fill_super+0x134d/0x9100 fs/ntfs/super.c:2818
 mount_bdev+0x1f3/0x2e0 fs/super.c:1650
 legacy_get_tree+0x109/0x220 fs/fs_context.c:662
 vfs_get_tree+0x8c/0x370 fs/super.c:1771
 do_new_mount fs/namespace.c:3337 [inline]
 path_mount+0x1492/0x1ed0 fs/namespace.c:3664
 do_mount fs/namespace.c:3677 [inline]
 __do_sys_mount fs/namespace.c:3886 [inline]
 __se_sys_mount fs/namespace.c:3863 [inline]
 __x64_sys_mount+0x293/0x310 fs/namespace.c:3863

Memory state around the buggy address:
 ffff888052d76f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888052d76f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888052d77000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                           ^
 ffff888052d77080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888052d77100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
ntfs: (device loop0): ntfs_is_extended_system_file(): Inode hard link count doesn't match number of name attributes. You should run chkdsk.
ntfs: (device loop0): ntfs_read_locked_inode(): $DATA attribute is missing.
ntfs: (device loop0): ntfs_read_locked_inode(): Failed with error code -2.  Marking corrupt inode 0x0 as bad.  Run chkdsk.
ntfs: (device loop0): ntfs_read_inode_mount(): ntfs_read_inode() of $MFT failed. BUG or corrupt $MFT. Run chkdsk and if no errors are found, please report you saw this message to linux-ntfs-dev@lists.sourceforge.net
ntfs: (device loop0): ntfs_fill_super(): Failed to load essential metadata.