[Bug][Worker] generate kill command with unknown user: default (#14145)

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/OSUtils.java

@@ -18,6 +18,7 @@
 package org.apache.dolphinscheduler.common.utils;
 
 import org.apache.dolphinscheduler.common.constants.Constants;
+import org.apache.dolphinscheduler.common.constants.TenantConstants;
 import org.apache.dolphinscheduler.common.shell.ShellExecutor;
 
 import oshi.SystemInfo;
@@ -386,6 +387,8 @@ public class OSUtils {
         if (!isSudoEnable() || StringUtils.isEmpty(tenantCode)) {
             return command;
         }
+        tenantCode = TenantConstants.DEFAULT_TENANT_CODE.equals(tenantCode) ? TenantConstants.BOOTSTRAPT_SYSTEM_USER
+                : tenantCode;
         return String.format("sudo -u %s %s", tenantCode, command);
     }