/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/client.rb:217: [BUG] Segmentation fault
ruby 1.9.2p0 (2010-08-18 revision 29036) [x86_64-linux]

-- control frame ----------
c:0019 p:0019 s:0070 b:0069 l:000068 d:000068 METHOD /home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/client.rb:217
c:0018 p:---- s:0065 b:0065 l:000064 d:000064 FINISH
c:0017 p:---- s:0063 b:0063 l:000062 d:000062 CFUNC  :charset_name=
c:0016 p:0061 s:0059 b:0059 l:000058 d:000058 METHOD /home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/client.rb:24
c:0015 p:---- s:0048 b:0048 l:000047 d:000047 FINISH
c:0014 p:---- s:0046 b:0046 l:000045 d:000045 CFUNC  :new
c:0013 p:0042 s:0043 b:0043 l:000808 d:000042 BLOCK  mysql2em.rb:12
c:0012 p:---- s:0039 b:0039 l:000038 d:000038 FINISH
c:0011 p:---- s:0037 b:0037 l:000036 d:000036 CFUNC  :call
c:0010 p:0011 s:0034 b:0034 l:000025 d:000033 BLOCK  /home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:996
c:0009 p:---- s:0031 b:0031 l:000030 d:000030 FINISH
c:0008 p:---- s:0029 b:0029 l:000028 d:000028 CFUNC  :each
c:0007 p:0100 s:0026 b:0026 l:000025 d:000025 METHOD /home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:996
c:0006 p:---- s:0020 b:0020 l:000019 d:000019 FINISH
c:0005 p:---- s:0018 b:0018 l:000017 d:000017 CFUNC  :run_machine
c:0004 p:0248 s:0015 b:0015 l:000014 d:000014 METHOD /home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:256
c:0003 p:0041 s:0008 b:0008 l:000808 d:000398 EVAL   mysql2em.rb:6
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:000808 d:000808 TOP
---------------------------
-- Ruby level backtrace information ----------------------------------------
mysql2em.rb:6:in `<main>'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in `run'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in `run_machine'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:996:in `run_deferred_callbacks'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:996:in `each'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:996:in `block in run_deferred_callbacks'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/eventmachine.rb:996:in `call'
mysql2em.rb:12:in `block (2 levels) in <main>'
mysql2em.rb:12:in `new'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/client.rb:24:in `initialize'
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/client.rb:24:in `charset_name='
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/client.rb:217:in `encoding_from_charset'

-- C level backtrace information -------------------------------------------
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_vm_bugreport+0x5f) [0x7fa8a5313ccf]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x62c84) [0x7fa8a51efc84]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_bug+0xb3) [0x7fa8a51f0bb3]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x117cc5) [0x7fa8a52a4cc5]
/lib/libpthread.so.0(+0xf1c0) [0x7fa8a4f7f1c0]
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/mysql2.so(+0x2e45) [0x7fa8a28b0e45]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x7c9e2) [0x7fa8a52099e2]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_gc_finalize_deferred+0x30) [0x7fa8a520cfc0]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x18a90d) [0x7fa8a531790d]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x1807c9) [0x7fa8a530d7c9]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x174fe8) [0x7fa8a5301fe8]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17a971) [0x7fa8a5307971]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17bc74) [0x7fa8a5308c74]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_funcall+0x23b) [0x7fa8a530973b]
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/mysql2-0.2.4/lib/mysql2/mysql2.so(+0x277d) [0x7fa8a28b077d]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x1803cd) [0x7fa8a530d3cd]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x174fe8) [0x7fa8a5301fe8]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17a971) [0x7fa8a5307971]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17bc74) [0x7fa8a5308c74]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_class_new_instance+0x30) [0x7fa8a523fa90]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x1803cd) [0x7fa8a530d3cd]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x174fe8) [0x7fa8a5301fe8]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17a971) [0x7fa8a5307971]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_vm_invoke_proc+0x3b3) [0x7fa8a5308743]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x1803cd) [0x7fa8a530d3cd]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x174fe8) [0x7fa8a5301fe8]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17a971) [0x7fa8a5307971]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_yield+0x69) [0x7fa8a530efe9]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_ary_each+0x46) [0x7fa8a51bed46]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x1803cd) [0x7fa8a530d3cd]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x174fe8) [0x7fa8a5301fe8]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17a971) [0x7fa8a5307971]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(+0x17bc74) [0x7fa8a5308c74]
/home/emmanuel/.rvm/rubies/ruby-1.9.2-p0/lib/libruby.so.1.9(rb_funcall+0x23b) [0x7fa8a530973b]
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/rubyeventmachine.so(+0x1c348) [0x7fa8a3a31348]
/home/emmanuel/.rvm/gems/ruby-1.9.2-p0/gems/eventmachine-0.12.10/lib/rubyeventmachine.so(_ZN14EventMachine_t16_ReadLoopBreakerEv+0x39) [0x7fa8a3a26279]
[1]+  Aborted                 ruby -rubygems mysql2em.rb