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BUG: KCSAN: data-race in delete_from_page_cache_batch / folio_mapping

write to 0xffffea00042d2358 of 8 bytes by task 895 on cpu 1:
 page_cache_delete_batch mm/filemap.c:308 [inline]
 delete_from_page_cache_batch+0x308/0x700 mm/filemap.c:334
 truncate_inode_pages_range+0x1c5/0x6b0 mm/truncate.c:327
 truncate_inode_pages mm/truncate.c:407 [inline]
 truncate_inode_pages_final+0x55/0x60 mm/truncate.c:442
 evict+0x305/0x570 fs/inode.c:798
 iput_final fs/inode.c:1946 [inline]
 iput+0x42a/0x5b0 fs/inode.c:1972
 dentry_unlink_inode+0x24f/0x260 fs/dcache.c:422
 __dentry_kill+0x18b/0x4c0 fs/dcache.c:625
 shrink_kill fs/dcache.c:1070 [inline]
 shrink_dentry_list+0x1bc/0x3e0 fs/dcache.c:1097
 shrink_dcache_parent+0x43/0x1b0
 do_one_tree+0x16/0xb0 fs/dcache.c:1560
 shrink_dcache_for_umount+0x58/0xe0 fs/dcache.c:1577
 generic_shutdown_super+0x3e/0x220 fs/super.c:620
 kill_anon_super+0x2b/0x140 fs/super.c:1237
 kill_litter_super+0x3d/0x50 fs/super.c:1247
 ramfs_kill_sb+0x2d/0x40 fs/ramfs/inode.c:315
 deactivate_locked_super+0x7d/0x1c0 fs/super.c:473
 deactivate_super+0x9f/0xb0 fs/super.c:506
 cleanup_mnt+0x268/0x2e0 fs/namespace.c:1373
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1380
 task_work_run+0x13a/0x1a0 kernel/task_work.c:239
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xa8/0x120 kernel/entry/common.c:218
 do_syscall_64+0xd6/0x1c0 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

read to 0xffffea00042d2358 of 8 bytes by task 894 on cpu 0:
 folio_mapping+0xa0/0x120 mm/util.c:842
 folio_evictable mm/internal.h:435 [inline]
 lru_add+0x89/0x440 mm/swap.c:136
 folio_batch_move_lru+0x15f/0x230 mm/swap.c:168
 lru_add_drain_cpu+0x7c/0x260 mm/swap.c:616
 lru_add_drain+0x26/0x80 mm/swap.c:698
 relocate_vma_down+0x1f7/0x330 mm/mmap.c:2110
 setup_arg_pages+0x3e7/0x730 fs/exec.c:810
 load_elf_binary+0x7da/0x1a10 fs/binfmt_elf.c:1020
 search_binary_handler fs/exec.c:1748 [inline]
 exec_binprm fs/exec.c:1790 [inline]
 bprm_execve+0x4e6/0xc60 fs/exec.c:1842
 do_execveat_common+0x793/0x800 fs/exec.c:1949
 do_execve fs/exec.c:2023 [inline]
 __do_sys_execve fs/exec.c:2099 [inline]
 __se_sys_execve fs/exec.c:2094 [inline]
 __x64_sys_execve+0x5a/0x70 fs/exec.c:2094
 x64_sys_call+0x1333/0x2dc0 arch/x86/include/generated/asm/syscalls_64.h:60
 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

value changed: 0xffff88810631a170 -> 0x0000000000000000

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 UID: 0 PID: 894 Comm: sed Not tainted 6.13.0-rc6-syzkaller-00130-g2144da25584e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
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