loop4: detected capacity change from 0 to 4096
==================================================================
BUG: KASAN: use-after-free in ntfs_attr_find+0x829/0xd00 fs/ntfs/attrib.c:615
Read of size 4 at addr ffff888090152fff by task syz-executor.4/3780

CPU: 0 PID: 3780 Comm: syz-executor.4 Not tainted 6.2.0-rc2-syzkaller-00282-g0a71553536d2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 <TASK>
 __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
 ntfs_attr_find+0x829/0xd00 fs/ntfs/attrib.c:615
 ntfs_attr_lookup+0x4c3/0x2370
 ntfs_read_locked_inode+0x6c0/0x47c0 fs/ntfs/inode.c:616
 ntfs_iget+0x10f/0x190 fs/ntfs/inode.c:177
 load_and_init_upcase fs/ntfs/super.c:1655 [inline]
 load_system_files+0x1511/0x4870 fs/ntfs/super.c:1810
 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: 0033:0x7f130e88d5fa
Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f130f6a6f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 000000000001ee79 RCX: 00007f130e88d5fa
RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007f130f6a6fe0
RBP: 00007f130f6a7020 R08: 00007f130f6a7020 R09: 0000000000000041
R10: 0000000000000041 R11: 0000000000000202 R12: 0000000020000000
R13: 000000002001ee80 R14: 00007f130f6a6fe0 R15: 0000000020000180
 </TASK>

The buggy address belongs to the physical page:
page:ffffea0002405480 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x90152
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 ffffea0002502748 ffffea0002405448 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 3684, tgid 3683 (syz-executor.5), ts 3093112579186, free_ts 3093650951825
 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
 shmem_alloc_folio mm/shmem.c:1571 [inline]
 shmem_alloc_and_acct_folio+0x594/0xd70 mm/shmem.c:1595
 shmem_get_folio_gfp+0xd00/0x36e0 mm/shmem.c:1922
 shmem_get_folio mm/shmem.c:2053 [inline]
 shmem_write_begin+0x133/0x480 mm/shmem.c:2545
 generic_perform_write+0x2e4/0x5e0 mm/filemap.c:3772
 __generic_file_write_iter+0x176/0x400 mm/filemap.c:3900
 generic_file_write_iter+0xab/0x310 mm/filemap.c:3932
 call_write_iter include/linux/fs.h:2189 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x7dc/0xc50 fs/read_write.c:584
 ksys_write+0x177/0x2a0 fs/read_write.c:637
 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
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
 __pagevec_release+0x7d/0xf0 mm/swap.c:1096
 pagevec_release include/linux/pagevec.h:71 [inline]
 folio_batch_release include/linux/pagevec.h:135 [inline]
 shmem_undo_range+0x6d0/0x1fe0 mm/shmem.c:949
 shmem_truncate_range mm/shmem.c:1044 [inline]
 shmem_evict_inode+0x276/0xa10 mm/shmem.c:1153
 evict+0x2a4/0x620 fs/inode.c:664
 __dentry_kill+0x3b1/0x5b0 fs/dcache.c:607
 dentry_kill+0xbb/0x290
 dput+0x1f3/0x410 fs/dcache.c:913
 __fput+0x5e4/0x880 fs/file_table.c:328
 task_work_run+0x243/0x300 kernel/task_work.c:179
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0x124/0x150 kernel/entry/common.c:171
 exit_to_user_mode_prepare+0xb2/0x140 kernel/entry/common.c:203
 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
 syscall_exit_to_user_mode+0x26/0x60 kernel/entry/common.c:296
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86

Memory state around the buggy address:
 ffff888090152e80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888090152f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff888090152f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                                                ^
 ffff888090153000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888090153080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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