[ruby-core:23849] [Bug #1629] [Segfault] z = Zlib::GzipReader.new segfaults

Bug #1629: [Segfault] z = Zlib::GzipReader.new segfaults
http://redmine.ruby-lang.org/issues/show/1629

Author: Markus Fischer
Status: Open, Priority: Normal
ruby -v: ruby 1.9.1p129 (2009-05-12 revision 23412) [i386-mswin32]

C:\Dokumente und Einstellungen\mfischer>irb
irb(main):001:0> require 'zlib'
=> true
irb(main):002:0> Zlib::GzipReader.new
(irb):2: [BUG] Segmentation fault
ruby 1.9.1p129 (2009-05-12 revision 23412) [i386-mswin32]

-- control frame ----------
c:0025 p:---- s:0087 b:0087 l:000086 d:000086 CFUNC  :(null)
c:0024 p:---- s:0085 b:0085 l:000084 d:000084 CFUNC  :new
c:0023 p:0017 s:0082 b:0082 l:000684 d:00109c EVAL   (irb):2
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:0027 s:0071 b:0071 l:000070 d:000070 METHOD C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/workspace.rb:80
c:0019 p:0031 s:0064 b:0063 l:000062 d:000062 METHOD C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/context.rb:218
c:0018 p:0030 s:0058 b:0058 l:0006fc d:000057 BLOCK  C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:149
c:0017 p:0037 s:0050 b:0050 l:000049 d:000049 METHOD C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:263
c:0016 p:0011 s:0045 b:0045 l:0006fc d:000044 BLOCK  C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:146
c:0015 p:0132 s:0041 b:0041 l:000024 d:000040 BLOCK  C:/Apps/ruby-1.9.1-p129-i386-mswin32/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:/Apps/ruby-1.9.1-p129-i386-mswin32/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:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/ruby-lex.rb:229
c:0008 p:0042 s:0022 b:0022 l:0006fc d:0006fc METHOD C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:145
c:0007 p:0011 s:0019 b:0019 l:001ec4 d:000018 BLOCK  C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:69
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:0172 s:0011 b:0011 l:001ec4 d:001ec4 METHOD C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:68
c:0003 p:0039 s:0006 b:0006 l:0000d4 d:000a74 EVAL   C:/Apps/ruby-1.9.1-p129-i386-mswin32/bin/irb.bat:20
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:0000d4 d:0000d4 TOP    <main>:409
---------------------------
-- Ruby level backtrace information-----------------------------------------
(irb):2:in `(null)'
(irb):2:in `new'
(irb):2:in `irb_binding'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/workspace.rb:80:in `eval'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/workspace.rb:80:in `evaluate'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/context.rb:218:in `evaluate'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:149:in `block (2 levels) in eval_input'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:263:in `signal_status'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:146:in `block in eval_input'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/ruby-lex.rb:244:in `block (2 levels) in each_top_level_statement'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/ruby-lex.rb:230:in `loop'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/ruby-lex.rb:230:in `block in each_top_level_statement'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `catch'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `each_top_level_statement'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:145:in `eval_input'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:69:in `block in start'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:68:in `catch'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/lib/ruby/1.9.1/irb.rb:68:in `start'
C:/Apps/ruby-1.9.1-p129-i386-mswin32/bin/irb.bat:20:in `<main>'

[NOTE]
You may encounter a bug of Ruby interpreter. 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.


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