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BUG: KCSAN: data-race in folio_mapping / page_cache_delete_batch

write to 0xffffea0004d0d898 of 8 bytes by task 2677 on cpu 1:
 page_cache_delete_batch+0x1a7/0x470 mm/filemap.c:308
 delete_from_page_cache_batch+0x18f/0x2a0 mm/filemap.c:334
 truncate_inode_pages_range+0x3ca/0xae0 mm/truncate.c:370
 truncate_inode_pages mm/truncate.c:452 [inline]
 truncate_pagecache mm/truncate.c:753 [inline]
 truncate_setsize+0x97/0xc0 mm/truncate.c:778
 put_aio_ring_file fs/aio.c:315 [inline]
 aio_free_ring+0x4a/0x2c0 fs/aio.c:335
 free_ioctx+0x17/0x60 fs/aio.c:615
 process_one_work+0x3d3/0x720 kernel/workqueue.c:2289
 worker_thread+0x618/0xa70 kernel/workqueue.c:2436
 kthread+0x1a9/0x1e0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30

read to 0xffffea0004d0d898 of 8 bytes by task 20445 on cpu 0:
 folio_mapping+0x92/0x120 mm/util.c:806
 page_mapping+0x3b/0xe0 mm/folio-compat.c:14
 page_evictable mm/internal.h:148 [inline]
 move_pages_to_lru+0x12d/0xd00 mm/vmscan.c:2273
 shrink_inactive_list+0x44a/0x740 mm/vmscan.c:2389
 shrink_list mm/vmscan.c:2616 [inline]
 shrink_lruvec+0x3aa/0x6d0 mm/vmscan.c:2933
 shrink_node_memcgs+0x23e/0x400 mm/vmscan.c:3122
 shrink_node+0x8c3/0x10f0 mm/vmscan.c:3245
 shrink_zones+0x2c1/0x5d0 mm/vmscan.c:3482
 do_try_to_free_pages+0x165/0x720 mm/vmscan.c:3540
 try_to_free_mem_cgroup_pages+0x1cd/0x420 mm/vmscan.c:3854
 reclaim_high+0xcd/0x110 mm/memcontrol.c:2333
 mem_cgroup_handle_over_high+0x75/0x120 mm/memcontrol.c:2517
 resume_user_mode_work include/linux/resume_user_mode.h:58 [inline]
 exit_to_user_mode_loop+0xa5/0x130 kernel/entry/common.c:169
 exit_to_user_mode_prepare kernel/entry/common.c:201 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline]
 syscall_exit_to_user_mode+0x6a/0x90 kernel/entry/common.c:294
 do_syscall_64+0x37/0x70 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

value changed: 0xffff88814f2ad460 -> 0x0000000000000000

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 20445 Comm: syz-executor.1 Not tainted 5.19.0-rc8-syzkaller-00017-g39c3c396f813-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
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