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BUG: KCSAN: data-race in __dentry_kill / lookup_fast

read-write to 0xffff88814fcf1f00 of 4 bytes by task 13272 on cpu 1:
 dentry_unlist fs/dcache.c:547 [inline]
 __dentry_kill+0x18f/0x4a0 fs/dcache.c:603
 dentry_kill+0x8d/0x1e0
 dput+0x118/0x1f0 fs/dcache.c:913
 do_renameat2+0x7d7/0xa40 fs/namei.c:4998
 __do_sys_rename fs/namei.c:5042 [inline]
 __se_sys_rename fs/namei.c:5040 [inline]
 __x64_sys_rename+0x5c/0x70 fs/namei.c:5040
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

read to 0xffff88814fcf1f00 of 4 bytes by task 13432 on cpu 0:
 d_revalidate fs/namei.c:861 [inline]
 lookup_fast+0xd9/0x290 fs/namei.c:1643
 walk_component+0x3f/0x230 fs/namei.c:1998
 lookup_last fs/namei.c:2459 [inline]
 path_lookupat+0x10a/0x2a0 fs/namei.c:2483
 filename_lookup+0x126/0x300 fs/namei.c:2512
 user_path_at_empty+0x42/0x110 fs/namei.c:2911
 do_readlinkat+0x92/0x210 fs/stat.c:494
 __do_sys_readlink fs/stat.c:527 [inline]
 __se_sys_readlink fs/stat.c:524 [inline]
 __x64_sys_readlink+0x47/0x50 fs/stat.c:524
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

value changed: 0x00600108 -> 0x00008108

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 13432 Comm: udevd Not tainted 6.7.0-rc6-syzkaller-00168-g9a6b294ab496 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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