ntfs3: loop4: NTFS 16384.00 Gb is too big to use 32 bits per cluster.
==================================================================
BUG: KASAN: use-after-free in memcmp+0x172/0x1c0 lib/string.c:681
Read of size 8 at addr ffff88808b2c7002 by task syz-executor.4/27574

CPU: 1 PID: 27574 Comm: syz-executor.4 Not tainted 6.6.0-rc5-syzkaller-00067-g8182d7a3f1b8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
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
 memcmp+0x172/0x1c0 lib/string.c:681
 memcmp include/linux/fortify-string.h:728 [inline]
 ntfs_init_from_boot fs/ntfs3/super.c:858 [inline]
 ntfs_fill_super+0x6f2/0x4350 fs/ntfs3/super.c:1139
 get_tree_bdev+0x3b5/0x650 fs/super.c:1577
 vfs_get_tree+0x8c/0x370 fs/super.c:1750
 do_new_mount fs/namespace.c:3335 [inline]
 path_mount+0x1492/0x1ed0 fs/namespace.c:3662
 do_mount fs/namespace.c:3675 [inline]
 __do_sys_mount fs/namespace.c:3884 [inline]
 __se_sys_mount fs/namespace.c:3861 [inline]
 __x64_sys_mount+0x293/0x310 fs/namespace.c:3861
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fece467e1ea
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:00007fece53c8ee8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fece53c8f80 RCX: 00007fece467e1ea
RDX: 00000000200000c0 RSI: 000000002001f1c0 RDI: 00007fece53c8f40
RBP: 00000000200000c0 R08: 00007fece53c8f80 R09: 0000000000010040
R10: 0000000000010040 R11: 0000000000000202 R12: 000000002001f1c0
R13: 00007fece53c8f40 R14: 000000000001f1b9 R15: 0000000020000100
 </TASK>

The buggy address belongs to the physical page:
page:ffffea00022cb1c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x8b2c7
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000000 ffffea00013e0888 ffffea0001defc08 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 27582, tgid 27582 (syz-executor.1), ts 2134202213768, free_ts 2134289948909
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x2cf/0x340 mm/page_alloc.c:1536
 prep_new_page mm/page_alloc.c:1543 [inline]
 get_page_from_freelist+0xee0/0x2f20 mm/page_alloc.c:3170
 __alloc_pages+0x1d0/0x4a0 mm/page_alloc.c:4426
 __folio_alloc+0x16/0x40 mm/page_alloc.c:4458
 vma_alloc_folio+0x156/0x890 mm/mempolicy.c:2258
 wp_page_copy mm/memory.c:3074 [inline]
 do_wp_page+0x5bc/0x3420 mm/memory.c:3449
 handle_pte_fault mm/memory.c:4994 [inline]
 __handle_mm_fault+0x1d1b/0x3e10 mm/memory.c:5119
 handle_mm_fault+0x478/0xa00 mm/memory.c:5284
 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+0x5c/0xd0 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:1136 [inline]
 free_unref_page_prepare+0x476/0xa40 mm/page_alloc.c:2312
 free_unref_page_list+0xe6/0xb30 mm/page_alloc.c:2451
 release_pages+0x32a/0x14e0 mm/swap.c:1042
 tlb_batch_pages_flush+0x9a/0x190 mm/mmu_gather.c:98
 tlb_flush_mmu_free mm/mmu_gather.c:293 [inline]
 tlb_flush_mmu mm/mmu_gather.c:300 [inline]
 tlb_finish_mmu+0x14b/0x6f0 mm/mmu_gather.c:392
 exit_mmap+0x38b/0xa60 mm/mmap.c:3223
 __mmput+0x12a/0x4d0 kernel/fork.c:1349
 mmput+0x62/0x70 kernel/fork.c:1371
 exit_mm kernel/exit.c:567 [inline]
 do_exit+0x9ad/0x2a20 kernel/exit.c:861
 do_group_exit+0xd4/0x2a0 kernel/exit.c:1024
 __do_sys_exit_group kernel/exit.c:1035 [inline]
 __se_sys_exit_group kernel/exit.c:1033 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1033
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Memory state around the buggy address:
 ffff88808b2c6f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88808b2c6f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88808b2c7000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                   ^
 ffff88808b2c7080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88808b2c7100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
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