Issue #8456 has been reported by sam.saffron (Sam Saffron).

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Bug #8456: Sugfault in Ruby Head
https://bugs.ruby-lang.org/issues/8456

Author: sam.saffron (Sam Saffron)
Status: Open
Priority: High
Assignee: ko1 (Koichi Sasada)
Category: 
Target version: 
ruby -v: ruby-head
Backport: 


Was just going to try out the allocation tracing snazzy feature and got this: 

https://gist.github.com/SamSaffron/5659655

To repro: 

1. Grab Discourse from https://github.com/discourse/discourse
2. gem install bundler
3. bundle





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