From: "zzak (Zachary Scott)" Date: 2013-08-15T05:06:51+09:00 Subject: [ruby-dev:47626] [ruby-trunk - Bug #6400] dl/callback with fiddle occurs SEGV on NetBSD amd64 Issue #6400 has been updated by zzak (Zachary Scott). Is this related to #6592? ---------------------------------------- Bug #6400: dl/callback with fiddle occurs SEGV on NetBSD amd64 https://bugs.ruby-lang.org/issues/6400#change-41158 Author: naruse (Yui NARUSE) Status: Assigned Priority: Normal Assignee: tenderlovemaking (Aaron Patterson) Category: Target version: ruby -v: ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5] Backport: On NetBSD amd64, libffi with callback occurs SEGV as following. kelvena% cat p require 'dl/callback' require 'dl/func' include DL Called_with = nil addr = set_callback(TYPE_VOID, 1) do |str| called_with = dlunwrap(str) end func = CFunc.new(addr, TYPE_VOID, 'test') f = Function.new(func, [TYPE_VOIDP]) arg = 'foo' f.call(dlwrap(arg)) kelvena% ./ruby p /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55: [BUG] Segmentation fault ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5] -- Control frame information ----------------------------------------------- c:0005 p:---- s:0022 b:0022 l:000021 d:000021 CFUNC :call c:0004 p:0059 s:0018 b:0018 l:000017 d:000017 METHOD /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func. rb:55 c:0003 p:0157 s:0010 b:0010 l:001db8 d:0021a8 EVAL p:11 c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH c:0001 p:0000 s:0002 b:0002 l:001db8 d:001db8 TOP -- Ruby level backtrace information ---------------------------------------- p:11:in `
' /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in `call' /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in `call' -- Other runtime information ----------------------------------------------- * Loaded script: p * Loaded features: 0 enumerator.so 1 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/encdb.so 2 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/trans/transdb.so 3 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/defaults.rb 4 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/rbconfig.rb 5 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/deprecate.rb 6 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/exceptions.rb 7 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/custom_require.rb 8 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems.rb 9 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/dl.so 10 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/fiddle.so 11 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/function.rb 12 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/closure.rb 13 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle.rb 14 /home/naruse/local/ruby/lib/ruby/2.0.0/dl.rb 15 /home/naruse/local/ruby/lib/ruby/2.0.0/thread.rb 16 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/callback.rb 17 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/stack.rb 18 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/value.rb 19 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb [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 zsh: abort (core dumped) ./ruby p -- http://bugs.ruby-lang.org/