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Bug #4059

String#unpack can segfault when passed a block

Added by agrimm (Andrew Grimm) over 8 years ago. Updated about 8 years ago.

Status:
Closed
Priority:
Normal
Assignee:
-
Target version:
-
ruby -v:
ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-darwin10.2.0]
Backport:
[ruby-core:33193]

Description

=begin
Various calls to String#unpack (not just those involving "d") can cause segfaults when passed a block

ruby -e ' "".unpack("d") { true } '
-e:1: [BUG] Segmentation fault
ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-darwin10.2.0]

-- control frame ----------
c:0004 p:---- s:0010 b:0010 l:000009 d:000009 CFUNC :unpack
c:0003 p:0012 s:0006 b:0006 l:001588 d:002478 EVAL -e:1
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:001588 d:001588 TOP


-- Ruby level backtrace information ----------------------------------------
-e:1:in <main>'
-e:1:in
unpack'

-- C level backtrace information -------------------------------------------

[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

Abort trap
=end

History

#1

Updated by nobu (Nobuyoshi Nakada) over 8 years ago

  • Status changed from Open to Closed
  • % Done changed from 0 to 100

=begin
This issue was solved with changeset r29804.
Andrew, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

=end

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