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BUG: KCSAN: data-race in delete_from_page_cache_batch / folio_mapping

write to 0xffffea000420bc58 of 8 bytes by task 3450 on cpu 1:
 page_cache_delete_batch mm/filemap.c:304 [inline]
 delete_from_page_cache_batch+0x301/0x760 mm/filemap.c:330
 truncate_inode_pages_range+0x305/0x8b0 mm/truncate.c:379
 truncate_inode_pages+0x20/0x30 mm/truncate.c:461
 kill_bdev block/bdev.c:77 [inline]
 set_blocksize+0x24e/0x270 block/bdev.c:153
 sb_set_blocksize+0x2c/0xa0 block/bdev.c:162
 __ext4_fill_super+0x1b64/0x59b0 fs/ext4/super.c:4789
 ext4_fill_super+0xfd/0x2f0 fs/ext4/super.c:5554
 get_tree_bdev+0x2c2/0x3d0 fs/super.c:1292
 vfs_get_tree+0x4a/0x1a0 fs/super.c:1497
 do_new_mount fs/namespace.c:2994 [inline]
 path_mount+0x11cf/0x1c40 fs/namespace.c:3324
 do_mount fs/namespace.c:3337 [inline]
 __do_sys_mount fs/namespace.c:3545 [inline]
 __se_sys_mount+0x24b/0x2f0 fs/namespace.c:3522
 __x64_sys_mount+0x63/0x70 fs/namespace.c:3522
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

read to 0xffffea000420bc58 of 8 bytes by task 3453 on cpu 0:
 folio_mapping+0x92/0x120 mm/util.c:715
 folio_evictable mm/internal.h:121 [inline]
 __pagevec_lru_add_fn+0x81/0x380 mm/swap.c:1043
 __pagevec_lru_add+0x1c3/0x270 mm/swap.c:1071
 lru_add_drain_cpu+0x6a/0x260 mm/swap.c:613
 lru_add_drain+0x21/0x60 mm/swap.c:717
 shift_arg_pages fs/exec.c:710 [inline]
 setup_arg_pages+0x4ec/0x710 fs/exec.c:823
 load_elf_binary+0x732/0x26d0 fs/binfmt_elf.c:1018
 search_binary_handler fs/exec.c:1727 [inline]
 exec_binprm+0x1d9/0x720 fs/exec.c:1768
 bprm_execve+0x3b5/0x520 fs/exec.c:1837
 kernel_execve+0x61b/0x640 fs/exec.c:1980
 call_usermodehelper_exec_async+0x1a6/0x250 kernel/umh.c:112
 ret_from_fork+0x1f/0x30

value changed: 0xffff888100405530 -> 0x0000000000000000

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 3453 Comm: modprobe Not tainted 5.17.0-rc2-syzkaller-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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