This fixed the topcrash; there have been no reports of crashes at NSSRWLock_LockRead_Util since July 25 builds.
http://crash-stats.mozilla.com/report/list?product=Firefox&version=Firefox%3A3.6a1pre&query_search=signature&query_type=exact&query=&date=&range_value=4&range_unit=weeks&do_query=1&signature=NSSRWLock_LockRead_Util
This fixed the topcrash; there have been no reports of crashes at NSSRWLock_ LockRead_ Util since July 25 builds.
http:// crash-stats. mozilla. com/report/ list?product= Firefox& version= Firefox% 3A3.6a1pre& query_search= signature& query_type= exact&query= &date=& range_value= 4&range_ unit=weeks& do_query= 1&signature= NSSRWLock_ LockRead_ Util