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BUG: KCSAN: data-race in delete_from_page_cache_batch / folio_mapping

write to 0xffffea0004309698 of 8 bytes by task 13547 on cpu 1:
 page_cache_delete_batch mm/filemap.c:317 [inline]
 delete_from_page_cache_batch+0x309/0x710 mm/filemap.c:343
 truncate_inode_pages_range+0x1c5/0x6b0 mm/truncate.c:359
 truncate_inode_pages+0x24/0x30 mm/truncate.c:439
 kill_bdev block/bdev.c:90 [inline]
 blkdev_flush_mapping+0xa5/0x1a0 block/bdev.c:664
 blkdev_put_whole block/bdev.c:671 [inline]
 bdev_release+0x305/0x430 block/bdev.c:1096
 blkdev_release+0x15/0x20 block/fops.c:623
 __fput+0x192/0x6f0 fs/file_table.c:422
 __fput_sync+0x44/0x60 fs/file_table.c:507
 __do_sys_close fs/open.c:1563 [inline]
 __se_sys_close+0x101/0x1b0 fs/open.c:1548
 __x64_sys_close+0x1f/0x30 fs/open.c:1548
 x64_sys_call+0x25f1/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:4
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

read to 0xffffea0004309698 of 8 bytes by task 13552 on cpu 0:
 folio_mapping+0x97/0x110 mm/util.c:799
 folio_evictable mm/internal.h:353 [inline]
 lru_add_fn+0x8d/0x430 mm/swap.c:184
 folio_batch_move_lru+0x20c/0x2c0 mm/swap.c:220
 folio_batch_add_and_move mm/swap.c:236 [inline]
 folio_add_lru mm/swap.c:522 [inline]
 folio_add_lru_vma+0x105/0x170 mm/swap.c:542
 wp_page_copy mm/memory.c:3353 [inline]
 do_wp_page+0x1728/0x22b0 mm/memory.c:3677
 handle_pte_fault mm/memory.c:5397 [inline]
 __handle_mm_fault mm/memory.c:5524 [inline]
 handle_mm_fault+0xb9b/0x2a80 mm/memory.c:5689
 do_user_addr_fault arch/x86/mm/fault.c:1338 [inline]
 handle_page_fault arch/x86/mm/fault.c:1481 [inline]
 exc_page_fault+0x3b9/0x650 arch/x86/mm/fault.c:1539
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623

value changed: 0xffff8881006311a0 -> 0x0000000000000000

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 13552 Comm: syz.3.3446 Not tainted 6.10.0-rc6-syzkaller-00041-g9903efbddba0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
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