================================================================== BUG: KCSAN: data-race in d_delete / lookup_fast write to 0xffff888134d7c9c0 of 4 bytes by task 31141 on cpu 1: d_delete+0x6e/0xe0 fs/dcache.c:2502 vfs_unlink+0x3d8/0x400 fs/namei.c:4045 do_unlinkat+0x238/0x4f0 fs/namei.c:4098 __do_sys_unlink fs/namei.c:4145 [inline] __se_sys_unlink fs/namei.c:4143 [inline] __x64_sys_unlink+0x2c/0x30 fs/namei.c:4143 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888134d7c9c0 of 4 bytes by task 1027 on cpu 0: d_revalidate fs/namei.c:826 [inline] lookup_fast+0x15f/0x350 fs/namei.c:1579 walk_component+0x5c/0x350 fs/namei.c:1939 lookup_last fs/namei.c:2398 [inline] path_lookupat+0x12d/0x570 fs/namei.c:2422 filename_lookup+0xff/0x390 fs/namei.c:2455 user_path_at_empty+0x3b/0x50 fs/namei.c:2735 do_readlinkat+0x87/0x200 fs/stat.c:417 __do_sys_readlink fs/stat.c:450 [inline] __se_sys_readlink fs/stat.c:447 [inline] __x64_sys_readlink+0x43/0x50 fs/stat.c:447 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 1027 Comm: systemd-udevd Not tainted 5.12.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================