From: Vit Ondruch <redmine@...>
Date: 2010-01-29T21:15:16+09:00
Subject: [ruby-core:27953] [Bug #2686] Socket::gethostbyname => SEGFAULT

Bug #2686: Socket::gethostbyname => SEGFAULT
http://redmine.ruby-lang.org/issues/show/2686

Author: Vit Ondruch
Status: Open, Priority: Normal
ruby -v: ruby 1.9.2dev (2010-01-26) [i386-mingw32]

C:\>ruby19_mingw\bin\irb
irb(main):001:0> require 'socket'
=> true
irb(main):002:0> host = Socket::gethostname
=> "LP-VOn"
irb(main):003:0> Socket::gethostbyname(host)
(irb):3: [BUG] Segmentation fault
ruby 1.9.2dev (2010-01-26) [i386-mingw32]

-- control frame ----------
c:0024 p:---- s:0086 b:0086 l:000085 d:000085 CFUNC  :gethostbyname
c:0023 p:0018 s:0082 b:0082 l:001a5c d:000081 EVAL   (irb):3
c:0022 p:---- s:0080 b:0080 l:000079 d:000079 FINISH
c:0021 p:---- s:0078 b:0078 l:000077 d:000077 CFUNC  :eval
c:0020 p:0028 s:0071 b:0071 l:000070 d:000070 METHOD C:/ruby19_mingw/lib/ruby/1.9.1/irb/workspace.rb:80
c:0019 p:0033 s:0064 b:0063 l:000062 d:000062 METHOD C:/ruby19_mingw/lib/ruby/1.9.1/irb/context.rb:252
c:0018 p:0031 s:0058 b:0058 l:00047c d:000057 BLOCK  C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:157
c:0017 p:0042 s:0050 b:0050 l:000049 d:000049 METHOD C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:271
c:0016 p:0011 s:0045 b:0045 l:00047c d:000044 BLOCK  C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:154
c:0015 p:0144 s:0041 b:0041 l:000024 d:000040 BLOCK  C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:244
c:0014 p:---- s:0038 b:0038 l:000037 d:000037 FINISH
c:0013 p:---- s:0036 b:0036 l:000035 d:000035 CFUNC  :loop
c:0012 p:0009 s:0033 b:0033 l:000024 d:000032 BLOCK  C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:230
c:0011 p:---- s:0031 b:0031 l:000030 d:000030 FINISH
c:0010 p:---- s:0029 b:0029 l:000028 d:000028 CFUNC  :catch
c:0009 p:0023 s:0025 b:0025 l:000024 d:000024 METHOD C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:229
c:0008 p:0046 s:0022 b:0022 l:00047c d:00047c METHOD C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:153
c:0007 p:0011 s:0019 b:0019 l:000404 d:000018 BLOCK  C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:70
c:0006 p:---- s:0017 b:0017 l:000016 d:000016 FINISH
c:0005 p:---- s:0015 b:0015 l:000014 d:000014 CFUNC  :catch
c:0004 p:0183 s:0011 b:0011 l:000404 d:000404 METHOD C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:69
c:0003 p:0039 s:0006 b:0006 l:001efc d:000b44 EVAL   C:/ruby19_mingw/bin/irb:12
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:001efc d:001efc TOP
---------------------------
C:/ruby19_mingw/bin/irb:12:in `<main>'
C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:69:in `start'
C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:69:in `catch'
C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:70:in `block in start'
C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:153:in `eval_input'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `each_top_level_statement'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `catch'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:230:in `block in each_top_level_statement'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:230:in `loop'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/ruby-lex.rb:244:in `block (2 levels) in each_top_level_statement'
C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:154:in `block in eval_input'
C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:271:in `signal_status'
C:/ruby19_mingw/lib/ruby/1.9.1/irb.rb:157:in `block (2 levels) in eval_input'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/context.rb:252:in `evaluate'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/workspace.rb:80:in `evaluate'
C:/ruby19_mingw/lib/ruby/1.9.1/irb/workspace.rb:80:in `eval'
(irb):3:in `irb_binding'
(irb):3:in `gethostbyname'

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html


This application has requested the Runtime to terminate it in an unusual way.
Please contact the application's support team for more information.

C:\>


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