Build 57054 crashed with no apparent reason. Similar it was with the build after r59669, but that older crashing was sever and was immediately resolved in a new build.
I'm attaching the crash report for that new build 57054.
Created attachment 52581 [details]
Crash report build r57054
This is the same crash as bug 37115.
*** This bug has been marked as a duplicate of bug 37115 ***