From: "NARUSE, Yui" <naruse@...>
Date: 2010-03-17T02:01:00+09:00
Subject: [ruby-dev:40680] Re: cucumberの実行で高確率でSEGV

成瀬です。

(2010/03/17 1:02), OZAWA Sakuro wrote:
> さくです。
> 
> 最小コードが作れるところまで絞れていないのですが、とりあえず報告します。
> 以下のように cucumber を実行すると高確率でSEGVになります。
> rubyレベルのバックトレースが出るところまで到達しないこともあります。
> 問題なく実行できる場合もいくらかあります。
> トレースが出た後、プロンプトには戻らず、Ctrl-Cでは止まらないので、外部からkill -9しています。
> 
> polyglot が require を再定義しているあたりがあやしい?
> 
> $ gem install cucumber
> $ rehash
> $ mkdir features # cucumberを動作させるための空ディレクトリ
> $ cucumber
> 0 scenarios
> 0 steps
> 0m0.000s # うまくいく場合
> : 何度か実行
> $ cucumber
> /Users/sakuro/.rvm/rubies/ruby-head/lib/ruby/1.9.1/timeout.rb:33:
> [BUG] Segmentation fault
> ruby 1.9.2dev (2010-03-16 trunk 26956) [x86_64-darwin10.2.0]
> 
> -- control frame ----------
> c:0022 p:---- s:0069 b:0069 l:000068 d:000068 CFUNC  :caller
> c:0021 p:0083 s:0066 b:0066 l:000065 d:000065 CLASS
> /Users/sakuro/.rvm/rubies/ruby-head/lib/ruby/1.9.1/timeout.rb:33
> c:0020 p:0009 s:0063 b:0063 l:000062 d:000062 TOP
> /Users/sakuro/.rvm/rubies/ruby-head/lib/ruby/1.9.1/timeout.rb:25
> c:0019 p:---- s:0061 b:0061 l:000060 d:000060 FINISH
> c:0018 p:---- s:0059 b:0059 l:000058 d:000058 CFUNC  :require
> c:0017 p:0015 s:0055 b:0055 l:000054 d:000054 METHOD
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/polyglot-0.3.0/lib/polyglot.rb:65
> c:0016 p:0071 s:0048 b:0048 l:000047 d:000047 TOP
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/cucumber-0.6.3/lib/cucumber/step_mother.rb:6
> c:0015 p:---- s:0046 b:0046 l:000045 d:000045 FINISH
> c:0014 p:---- s:0044 b:0044 l:000043 d:000043 CFUNC  :require
> c:0013 p:0015 s:0040 b:0040 l:000039 d:000039 METHOD
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/polyglot-0.3.0/lib/polyglot.rb:65
> c:0012 p:0136 s:0033 b:0033 l:000032 d:000032 TOP
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/cucumber-0.6.3/lib/cucumber.rb:7
> c:0011 p:---- s:0031 b:0031 l:000030 d:000030 FINISH
> zsh: killed     cucumber
> 
> $ cucumber
> cucumber
> /Users/sakuro/.rvm/rubies/ruby-head/lib/ruby/1.9.1/timeout.rb:33:
> [BUG] Segmentation fault
> ruby 1.9.2dev (2010-03-16 trunk 26956) [x86_64-darwin10.2.0]
> 
> -- control frame ----------
> c:0022 p:---- s:0069 b:0069 l:000068 d:000068 CFUNC  :caller
> c:0021 p:0083 s:0066 b:0066 l:000065 d:000065 CLASS
> /Users/sakuro/.rvm/rubies/ruby-head/lib/ruby/1.9.1/timeout.rb:33
> c:0020 p:0009 s:0063 b:0063 l:000062 d:000062 TOP
> /Users/sakuro/.rvm/rubies/ruby-head/lib/ruby/1.9.1/timeout.rb:25
> c:0019 p:---- s:0061 b:0061 l:000060 d:000060 FINISH
> c:0018 p:---- s:0059 b:0059 l:000058 d:000058 CFUNC  :require
> c:0017 p:0015 s:0055 b:0055 l:000054 d:000054 METHOD
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/polyglot-0.3.0/lib/polyglot.rb:65
> c:0016 p:0071 s:0048 b:0048 l:000047 d:000047 TOP
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/cucumber-0.6.3/lib/cucumber/step_mother.rb:6
> c:0015 p:---- s:0046 b:0046 l:000045 d:000045 FINISH
> c:0014 p:---- s:0044 b:0044 l:000043 d:000043 CFUNC  :require
> c:0013 p:0015 s:0040 b:0040 l:000039 d:000039 METHOD
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/polyglot-0.3.0/lib/polyglot.rb:65
> c:0012 p:0136 s:0033 b:0033 l:000032 d:000032 TOP
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/cucumber-0.6.3/lib/cucumber.rb:7
> c:0011 p:---- s:0031 b:0031 l:000030 d:000030 FINISH
> c:0010 p:---- s:0029 b:0029 l:000028 d:000028 CFUNC  :(null)
> c:0009 p:0023 s:0025 b:0025 l:000024 d:000024 TOP
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/cucumber-0.6.3/lib/cucumber/cli/main.rb:2
> c:0008 p:---- s:0023 b:0023 l:000022 d:000022 FINISH
> c:0007 p:---- s:0021 b:0021 l:000020 d:000020 CFUNC  :(null)
> c:0006 p:0082 s:0017 b:0017 l:000016 d:000016 TOP
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/cucumber-0.6.3/bin/cucumber:5
> c:0005 p:---- s:0013 b:0013 l:000012 d:000012 FINISH
> c:0004 p:---- s:0011 b:0011 l:000010 d:000010 CFUNC  :load
> c:0003 p:0127 s:0007 b:0007 l:000e18 d:0015e0 EVAL
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/bin/cucumber:19
> c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
> c:0001 p:0000 s:0002 b:0002 l:000e18 d:000e18 TOP
> ---------------------------
> -- Ruby level backtrace information ----------------------------------------
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/bin/cucumber:19:in `<main>'
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/bin/cucumber:19:in `load'
> /Users/sakuro/.rvm/gems/ruby-head%polyglot/gems/cucumber-0.6.3/bin/cucumber:5:in
> `<top (required)>'
> zsh: killed     cucumber

gdb のバックトーレスはとれませんか?

-- 
NARUSE, Yui  <naruse@airemix.jp>