================================================================== BUG: KCSAN: data-race in __fsnotify_parent / vfs_rename write to 0xffff888139156480 of 4 bytes by task 17750 on cpu 0: dont_mount include/linux/dcache.h:358 [inline] vfs_rename+0xe4a/0xfb0 fs/namei.c:4551 do_renameat2+0x59e/0x9b0 fs/namei.c:4696 __do_sys_rename fs/namei.c:4745 [inline] __se_sys_rename fs/namei.c:4743 [inline] __x64_sys_rename+0x58/0x60 fs/namei.c:4743 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888139156480 of 4 bytes by task 17748 on cpu 1: __fsnotify_parent+0x7d/0x430 fs/notify/fsnotify.c:187 fsnotify_parent include/linux/fsnotify.h:68 [inline] fsnotify_file include/linux/fsnotify.h:90 [inline] fsnotify_access include/linux/fsnotify.h:247 [inline] vfs_read+0x35f/0x5d0 fs/read_write.c:500 ksys_read+0xce/0x180 fs/read_write.c:634 __do_sys_read fs/read_write.c:644 [inline] __se_sys_read fs/read_write.c:642 [inline] __x64_sys_read+0x3e/0x50 fs/read_write.c:642 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: 1 PID: 17748 Comm: systemd-udevd Not tainted 5.13.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================