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Backport #4367

closed

Thread.kill segfaults when the object to be killed isn't a thread

Added by agrimm (Andrew Grimm) over 10 years ago. Updated almost 9 years ago.

Status:
Closed
Priority:
Normal
[ruby-core:35086]

Description

=begin
If something other than a thread is supplied to Thread.kill, a segfault occurs. For example, Thread.kill(nil) causes a segfault:

Andrew-Grimms-MacBook-Pro:~ agrimm$ ruby
Thread.kill(nil)
-:1: [BUG] Segmentation fault
ruby 1.9.3dev (2011-01-29 trunk 30720) [x86_64-darwin10.4.0]

-- Control frame information -----------------------------------------------
c:0004 p:---- s:0010 b:0010 l:000009 d:000009 CFUNC :kill
c:0003 p:0016 s:0006 b:0006 l:002358 d:000798 EVAL -:1
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:002358 d:002358 TOP

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

-- See Crash Report log file under ~/Library/Logs/CrashReporter or ---------
-- /Library/Logs/CrashReporter, for the more detail of ---------------------
-- C level backtrace information -------------------------------------------

-- Other runtime information -----------------------------------------------

  • Loaded script: -

  • Loaded features:

    0 enumerator.so
    1 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/x86_64-darwin10.4.0/enc/encdb.bundle
    2 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/x86_64-darwin10.4.0/enc/trans/transdb.bundle
    3 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/rubygems/defaults.rb
    4 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/x86_64-darwin10.4.0/rbconfig.rb
    5 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/thread.rb
    6 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/rubygems/exceptions.rb
    7 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/rubygems/custom_require.rb
    8 /Users/agrimm/.rvm/rubies/ruby-head/lib/ruby/1.9.1/rubygems.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
=end


Files

ruby_2011-02-05-003336_Andrew-Grimms-MacBook-Pro.crash (4.29 KB) ruby_2011-02-05-003336_Andrew-Grimms-MacBook-Pro.crash Crash Report log file agrimm (Andrew Grimm), 02/04/2011 10:43 PM
thread_kill_subclass.patch (451 Bytes) thread_kill_subclass.patch nagachika (Tomoyuki Chikanaga), 06/09/2011 11:21 PM
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