[ruby-core:47867] [ruby-trunk - Bug #7119][Open] Running wisp causes a segmentation fault

Issue #7119 has been reported by agrimm (Andrew Grimm).

----------------------------------------
Bug #7119: Running wisp causes a segmentation fault
https://bugs.ruby-lang.org/issues/7119

Author: agrimm (Andrew Grimm)
Status: Open
Priority: Normal
Assignee: 
Category: 
Target version: 
ruby -v: ruby 2.0.0dev (2012-09-28 trunk 37049) [x86_64-darwin10.8.0]


=begin
Running Wisp causes a segmentation fault.

Wisp is only version 0.1.0, but its code is too simple for it itself to cause a segmentation fault.

    192-168-1-6:Wisp agrimm$ ruby -rwisp examples/loop.rb 
    == Sinatra/1.3.2 has taken the stage on 4567 for development with backup from Thin
    >> Thin web server (v1.3.1 codename Triple Espresso)
    >> Maximum connections set to 1024
    >> Listening on 0.0.0.0:4567, CTRL+C to stop
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/em/connection.rb:470: [BUG] Segmentation fault
    ruby 2.0.0dev (2012-09-28 trunk 37049) [x86_64-darwin10.8.0]
    
    -- Control frame information -----------------------------------------------
    c:0015 p:---- s:0068 e:000067 CFUNC  :set_comm_inactivity_timeout
    c:0014 p:0028 s:0063 e:000062 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/em/connection.rb:470
    c:0013 p:0013 s:0059 e:000058 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/em/connection.rb:460
    c:0012 p:0047 s:0055 e:000054 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/backends/base.rb:130 [FINISH]
    c:0011 p:---- s:0051 e:000050 IFUNC 
    c:0010 p:---- s:0049 e:000048 CFUNC  :call
    c:0009 p:0198 s:0045 e:000044 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/eventmachine.rb:1432 [FINISH]
    c:0008 p:---- s:0034 e:000033 CFUNC  :run_machine
    c:0007 p:0244 s:0031 e:000030 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/eventmachine.rb:256
    c:0006 p:0066 s:0024 e:000760 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/backends/base.rb:61
    c:0005 p:0143 s:0020 e:000019 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/server.rb:159
    c:0004 p:0081 s:0017 e:000016 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/rack-1.3.6/lib/rack/handler/thin.rb:13
    c:0003 p:0082 s:0011 e:001ca8 METHOD /Users/agrimm/.rvm/gems/ruby-head/gems/sinatra-1.3.2/lib/sinatra/base.rb:1295
    c:0002 p:0015 s:0004 e:000003 BLOCK  /Users/agrimm/.rvm/gems/ruby-head/gems/wisp-0.1.0/lib/wisp.rb:87 [FINISH]
    c:0001 p:---- s:0002 e:000001 TOP    [FINISH]
    
    /Users/agrimm/.rvm/gems/ruby-head/gems/wisp-0.1.0/lib/wisp.rb:87:in `block in <top (required)>'
    /Users/agrimm/.rvm/gems/ruby-head/gems/sinatra-1.3.2/lib/sinatra/base.rb:1295:in `run!'
    /Users/agrimm/.rvm/gems/ruby-head/gems/rack-1.3.6/lib/rack/handler/thin.rb:13:in `run'
    /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/server.rb:159:in `start'
    /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/backends/base.rb:61:in `start'
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in `run'
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in `run_machine'
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/eventmachine.rb:1432:in `event_callback'
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/eventmachine.rb:1432:in `call'
    /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/backends/base.rb:130:in `initialize_connection'
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/em/connection.rb:460:in `comm_inactivity_timeout='
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/em/connection.rb:470:in `set_comm_inactivity_timeout'
    /Users/agrimm/.rvm/gems/ruby-head/gems/eventmachine-0.12.10/lib/em/connection.rb:470:in `set_comm_inactivity_timeout'
    
    -- C level backtrace information -------------------------------------------
    
       See Crash Report log file under ~/Library/Logs/CrashReporter or
       /Library/Logs/CrashReporter, for the more detail of.
    
    -- Other runtime information -----------------------------------------------
    
    * Loaded script: examples/loop.rb
    
    * Loaded features:
    
        0 enumerator.so
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      156 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/x86_64-darwin10.8.0/enc/utf_32be.bundle
      157 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/x86_64-darwin10.8.0/enc/utf_32le.bundle
      158 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/x86_64-darwin10.8.0/json/ext/parser.bundle
      159 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/x86_64-darwin10.8.0/json/ext/generator.bundle
      160 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/json/ext.rb
      161 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/json.rb
      162 /Users/agrimm/.rvm/gems/ruby-head/gems/rack-1.3.6/lib/rack/handler.rb
      163 /Users/agrimm/.rvm/gems/ruby-head/gems/rack-1.3.6/lib/rack/content_length.rb
      164 /Users/agrimm/.rvm/gems/ruby-head/gems/rack-1.3.6/lib/rack/chunked.rb
      165 /Users/agrimm/.rvm/gems/ruby-head/gems/rack-1.3.6/lib/rack/handler/thin.rb
      166 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/optparse.rb
      167 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/2.0.0/optparse/time.rb
      168 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/pid.rb
      169 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/pidfile.rb
      170 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/cmdline.rb
      171 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/exceptions.rb
      172 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/daemonize.rb
      173 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/monitor.rb
      174 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/pidmem.rb
      175 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/etc_extension.rb
      176 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/change_privilege.rb
      177 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/application.rb
      178 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/application_group.rb
      179 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons/controller.rb
      180 /Users/agrimm/.rvm/gems/ruby-head/gems/daemons-1.1.8/lib/daemons.rb
      181 /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/daemonizing.rb
      182 /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/server.rb
      183 /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/backends/base.rb
      184 /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/backends/tcp_server.rb
      185 /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/request.rb
      186 /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/response.rb
      187 /Users/agrimm/.rvm/gems/ruby-head/gems/thin-1.3.1/lib/thin/headers.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
    
    Abort trap

    192-168-1-6:~ agrimm$ gem list
    
    *** LOCAL GEMS ***
    
    a (3.a, 2, 1)
    a_evil (9)
    abstract (1.0.0)
    actionmailer (3.1.3)
    actionpack (3.1.3)
    activefacts-api (0.8.12)
    activemodel (3.1.3)
    activerecord (3.1.3)
    activeresource (3.1.3)
    activesupport (3.1.3, 2.3.14)
    addressable (2.3.2)
    ansi (1.4.1)
    archive-tar-minitar (0.5.2)
    arel (2.2.1)
    axiom_of_choice (1.0.0)
    b (2)
    bananajour (2.6.9)
    bio (1.4.2, 1.4.1)
    bones (3.7.3)
    bones-git (1.2.4)
    builder (3.0.0)
    bundler (1.2.1, 1.1.5, 1.0.15)
    c (1.2)
    coffee-rails (3.1.1)
    coffee-script (2.2.0)
    coffee-script-source (1.2.0, 1.1.3)
    cucumber (1.1.4)
    daemons (1.1.8)
    dep_x (1)
    diff-lcs (1.1.3)
    dnssd (1.4)
    domain_name (0.5.3)
    em-websocket (0.3.8)
    erubis (2.7.0)
    eventmachine (0.12.10)
    execjs (1.2.13, 1.2.9)
    geokit (1.6.5)
    gherkin (2.7.1)
    git (1.2.5)
    grit (1.1.1)
    haml (3.1.6)
    heckle (1.4.3)
    hike (1.2.1)
    hoe (2.12.3)
    i18n (0.6.0)
    jeweler (1.6.2)
    jquery-rails (1.0.19, 1.0.18)
    json (1.6.4, 1.6.1)
    laser (0.7.0.pre2)
    libxml-ruby (2.3.2)
    little-plugger (1.1.3)
    loquacious (1.9.1)
    mail (2.3.0)
    mechanize (2.5.1)
    mime-types (1.17.2)
    minitest (3.5.0, 3.0.1)
    multi_json (1.0.4, 1.0.3)
    net-http-digest_auth (1.2.1)
    net-http-persistent (2.7)
    nokogiri (1.5.3)
    ntlm-http (0.1.1)
    object_regex (1.0.1)
    ParseTree (3.0.7)
    pl (1 i386-linux)
    polyglot (0.3.3)
    rack (1.3.6, 1.3.5)
    rack-cache (1.1)
    rack-mount (0.8.3)
    rack-protection (1.2.0)
    rack-ssl (1.3.2)
    rack-test (0.6.1)
    rails (3.1.3)
    railties (3.1.3)
    rainbow (1.1.4)
    rake (0.9.2.2, 0.8.7)
    rcov (0.9.9)
    rdoc (3.12, 3.11)
    reek (1.2.8)
    rest-client (1.6.7)
    ripper-plus (1.3.0)
    roflbalt (0.0.2)
    roodi (2.1.0)
    rspec (2.10.0, 2.7.0)
    rspec-core (2.10.1, 2.7.1)
    rspec-expectations (2.10.0, 2.7.0)
    rspec-mocks (2.10.1, 2.7.0)
    ruby2ruby (1.3.1, 1.2.2)
    ruby_core_source (0.1.5)
    ruby_parser (2.3.1, 2.0.6)
    rubygems-bundler (1.1.0, 1.0.7)
    RubyInline (3.9.0)
    rvm (1.11.3.5, 1.11.3.3)
    sass (3.1.12, 3.1.10)
    sass-rails (3.1.5)
    sensis (0.0.3)
    sexp_processor (3.0.5)
    simplecov (0.6.4)
    simplecov-html (0.5.3)
    sinatra (1.3.2)
    sinatra-websocket (0.1.2)
    sprockets (2.0.3)
    sqlite3 (1.3.5, 1.3.4)
    stream (0.5)
    term-ansicolor (1.0.7)
    ternary_logic (1.0.1)
    test-unit (2.4.4)
    thin (1.3.1)
    thor (0.14.6)
    tilt (1.3.3)
    treetop (1.4.10)
    trollop (1.16.2)
    turn (0.8.3)
    tzinfo (0.3.31)
    uglifier (1.2.2, 1.1.0)
    unf (0.0.5)
    unf_ext (0.0.5)
    webrobots (0.0.13)
    wisp (0.1.0)
    x (1)
    ZenTest (4.7.0, 4.5.0)

    192-168-1-6:Wisp agrimm$ ruby --version
    ruby 2.0.0dev (2012-09-28 trunk 37049) [x86_64-darwin10.8.0]

On other versions of Ruby, the script didn't work in the expected manner (a web page was generated, but the page didn't show any lines of code being lit up by wisps), but it did not segfault.

Attached is OSX's crash file.
=end



-- 
http://bugs.ruby-lang.org/