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BUG: KCSAN: data-race in list_lru_add / list_lru_count_one

write to 0xffff888126fe6e98 of 8 bytes by task 1 on cpu 0:
 list_lru_add+0x26c/0x310 mm/list_lru.c:127
 d_lru_add+0xa9/0xf0 fs/dcache.c:404
 retain_dentry fs/dcache.c:653 [inline]
 dput+0x3f4/0x700 fs/dcache.c:854
 path_put+0x25/0x40 fs/namei.c:482
 vfs_statx+0x111/0x190 fs/stat.c:202
 vfs_lstat include/linux/fs.h:3284 [inline]
 __do_sys_newlstat+0x50/0xb0 fs/stat.c:364
 __se_sys_newlstat fs/stat.c:358 [inline]
 __x64_sys_newlstat+0x37/0x50 fs/stat.c:358
 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

read to 0xffff888126fe6e98 of 8 bytes by task 1787 on cpu 1:
 list_lru_count_one+0xb4/0x120 mm/list_lru.c:183
 list_lru_shrink_count include/linux/list_lru.h:123 [inline]
 super_cache_count+0xd1/0x190 fs/super.c:147
 do_shrink_slab+0xb3/0x5b0 mm/vmscan.c:430
 shrink_slab mm/vmscan.c:673 [inline]
 shrink_slab+0x153/0x540 mm/vmscan.c:646
 shrink_node_memcgs mm/vmscan.c:2673 [inline]
 shrink_node+0x357/0x1000 mm/vmscan.c:2777
 kswapd_shrink_node mm/vmscan.c:3523 [inline]
 balance_pgdat+0x64c/0xd10 mm/vmscan.c:3681
 kswapd+0x3f3/0x8c0 mm/vmscan.c:3935
 kthread+0x203/0x230 kernel/kthread.c:268
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:352

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 1787 Comm: kswapd0 Not tainted 5.7.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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