InnoDB: Assertion failure loop_count < 5 in file log0log.cc

https://internal.askmonty.org/buildbot/builders/work-amd64-valgrind/builds/9920/steps/test/logs/stdio

2017-02-24 17:08:59 132b6700  InnoDB: Assertion failure in thread 321611520 in file log0log.cc line 1576

InnoDB: Failing assertion: loop_count < 5

Found my old upstream bug report, it's still open:
https://bugs.mysql.com/bug.php?id=58536

Maybe it makes sense to do something about it, at least to increase the count as suggested in the comments.