From: Roger Pack <rogerdpack@...>
Date: 2009-12-04T08:56:48+09:00
Subject: [ruby-core:27015] seg fault sighting

As an FYI, I got this once...

/tmp/rdp/p2pwebclient/src/lib/ruby_useful_here.rb:795: [BUG] Segmentation fault
ruby 1.9.1p243 (2009-07-16 revision 24175) [i686-linux]

-- control frame ----------
c:0050 p:---- s:0267 b:0267 l:000266 d:000266 CFUNC  :new
c:0049 p:0024 s:0263 b:0262 l:00122c d:000a30 BLOCK
/tmp/rdp/p2pwebclient/src/lib/ruby_useful_here.rb:795
c:0048 p:---- s:0259 b:0259 l:000258 d:000258 FINISH
c:0047 p:---- s:0257 b:0257 l:000256 d:000256 CFUNC  :each
c:0046 p:0039 s:0254 b:0254 l:00122c d:00122c METHOD
/tmp/rdp/p2pwebclient/src/lib/ruby_useful_here.rb:794
c:0045 p:0431 s:0247 b:0247 l:0004c4 d:0004c4 METHOD
/tmp/rdp/p2pwebclient/src/driver.rb:1170
c:0044 p:0264 s:0220 b:0220 l:000219 d:000219 METHOD
/tmp/rdp/p2pwebclient/src/driver.rb:1404
c:0043 p:0037 s:0200 b:0200 l:000199 d:000199 METHOD
/tmp/rdp/p2pwebclient/src/driver.rb:1067
c:0042 p:0234 s:0195 b:0195 l:000194 d:000194 METHOD
/tmp/rdp/p2pwebclient/src/lib/gems_here/rdp-arguments-0.6.2/lib/arguments/class.rb:73
c:0041 p:0030 s:0187 b:0187 l:0007ec d:000186 BLOCK
/tmp/rdp/p2pwebclient/src/driver.rb:774
c:0040 p:0005 s:0185 b:0185 l:000174 d:000184 BLOCK
/tmp/rdp/p2pwebclient/src/driver.rb:1060
c:0039 p:0043 s:0183 b:0183 l:000182 d:000182 METHOD
/home/rdp/installs/ruby-1.9.1-p243_gc/lib/ruby/1.9.1/benchmark.rb:294
c:0038 p:0048 s:0175 b:0175 l:000174 d:000174 METHOD
/tmp/rdp/p2pwebclient/src/driver.rb:1060
c:0037 p:0421 s:0169 b:0169 l:0007ec d:000168 BLOCK
/tmp/rdp/p2pwebclient/src/driver.rb:773
c:0036 p:---- s:0161 b:0161 l:000160 d:000160 FINISH
c:0035 p:---- s:0159 b:0159 l:000158 d:000158 CFUNC  :upto
c:0034 p:0073 s:0155 b:0155 l:0007ec d:000154 BLOCK
/tmp/rdp/p2pwebclient/src/driver.rb:750
c:0033 p:---- s:0149 b:0149 l:000148 d:000148 FINISH
c:0032 p:---- s:0147 b:0147 l:000146 d:000146 CFUNC  :upto
c:0031 p:0013 s:0143 b:0143 l:0007ec d:001268 BLOCK
/tmp/rdp/p2pwebclient/src/driver.rb:745
c:0030 p:0005 s:0140 b:0140 l:000129 d:000139 BLOCK
/tmp/rdp/p2pwebclient/src/driver.rb:1060


The offending code line was:
allThreads << Thread.new(element) {|element| yield(element) }

I'll post back if I can ever reproduce it reliably.
Thanks.
-r