User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.4) Gecko/20030624 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.4) Gecko/20030624 Entering :// as a URL in the location bar and pressing Enter results in the browser consuming all available CPU time (100% utilization overall) and becoming unresponsive to user input. It does not crash. To quit, I must terminate the process. Reproducible: Always Steps to Reproduce: 1. Enter :// as the URL 2. Press Enter Actual Results: Browser becomes unresponsive to all user input. Expected Results: Display an error message.
*** This bug has been marked as a duplicate of 185663 ***