================================================================== BUG: KCSAN: data-race in do_readlinkat / vfs_unlink write to 0xffff888106ac4840 of 4 bytes by task 12706 on cpu 1: dont_mount include/linux/dcache.h:358 [inline] vfs_unlink+0x289/0x400 fs/namei.c:4027 do_unlinkat+0x238/0x4f0 fs/namei.c:4092 __do_sys_unlink fs/namei.c:4139 [inline] __se_sys_unlink fs/namei.c:4137 [inline] __x64_sys_unlink+0x2c/0x30 fs/namei.c:4137 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888106ac4840 of 4 bytes by task 1033 on cpu 0: __d_entry_type include/linux/dcache.h:395 [inline] d_is_symlink include/linux/dcache.h:425 [inline] do_readlinkat+0xa9/0x200 fs/stat.c:433 __do_sys_readlink fs/stat.c:458 [inline] __se_sys_readlink fs/stat.c:455 [inline] __x64_sys_readlink+0x43/0x50 fs/stat.c:455 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 1033 Comm: systemd-udevd Not tainted 5.13.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================