Open any page, open Inspector, enable profiling, start profiling, then stop -- WebKit crashes.
The crash happens due to an attempt to calculate a hash of a null url of a call identifier.
Created attachment 52969 [details]
Comment on attachment 52969 [details]
Clearing flags on attachment: 52969
Committed r57354: <http://trac.webkit.org/changeset/57354>
All reviewed patches have been landed. Closing bug.