Bug #9945
Updated by nobu (Nobuyoshi Nakada) over 10 years ago
The following code causes segmentation fault, although I expect it to create stack overflow. ```ruby a `a = Object.new a.define_singleton_method(:meth) do puts '123' a.meth end a.meth ``` a.meth` ~~~ 123 123 123 123 [REDUCTED] 123 123 smeth.rb:3: [BUG] Segmentation fault at 0x007fff54fcaff8 ruby 2.1.2p95 (2014-05-08 revision 45877) [x86_64-darwin13.0] -- Crash Report log information -------------------------------------------- See Crash Report log file under the one of following: * ~/Library/Logs/CrashReporter * /Library/Logs/CrashReporter * ~/Library/Logs/DiagnosticReports * /Library/Logs/DiagnosticReports for more details. -- Control frame information ----------------------------------------------- c:7086 p:---- s:28337 e:008336 CFUNC :write c:7085 p:---- s:28335 e:008334 CFUNC :puts c:7084 p:---- s:28333 e:008332 CFUNC :puts c:7083 p:0009 s:28329 e:008328 LAMBDA smeth.rb:3 [FINISH] c:7082 p:0016 s:28325 e:008324 LAMBDA smeth.rb:4 [FINISH] c:7081 p:0016 s:28321 e:008320 LAMBDA smeth.rb:4 [FINISH] c:7080 p:0016 s:28317 e:008316 LAMBDA smeth.rb:4 [FINISH] c:7079 p:0016 s:28313 e:008312 LAMBDA smeth.rb:4 [FINISH] c:7078 p:0016 s:28309 e:008308 LAMBDA smeth.rb:4 [FINISH] [REDUCTED] c:0003 p:0016 s:0009 e:000008 LAMBDA smeth.rb:4 [FINISH] c:0002 p:0028 s:0005 E:000730 EVAL smeth.rb:6 [FINISH] c:0001 p:0000 s:0002 E:000598 TOP [FINISH] smeth.rb:6:in `<main>' smeth.rb:4:in `block in <main>' [REDUCTED] smeth.rb:3:in `block in <main>' smeth.rb:3:in `puts' smeth.rb:3:in `puts' smeth.rb:3:in `write' -- C level backtrace information ------------------------------------------- 0 ruby 0x000000010a5be446 rb_vm_bugreport + 134 1 ruby 0x000000010a474373 report_bug + 307 2 ruby 0x000000010a474234 rb_bug + 180 3 ruby 0x000000010a5415e9 sigsegv + 153 4 libsystem_platform.dylib 0x00007fff8f4aa5aa _sigtramp + 26 5 ruby 0x000000010a5c8108 rb_mutex_trylock + 8 6 ??? 0x00007fa210a24f18 0x0 + 140334040502040 -- Other runtime information ----------------------------------------------- * Loaded script: smeth.rb * Loaded features: 0 enumerator.so 1 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/x86_64-darwin13.0/enc/encdb.bundle 2 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/x86_64-darwin13.0/enc/trans/transdb.bundle 3 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/x86_64-darwin13.0/rbconfig.rb 4 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/compatibility.rb 5 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/defaults.rb 6 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/deprecate.rb 7 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/errors.rb 8 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/version.rb 9 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/requirement.rb 10 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/platform.rb 11 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/basic_specification.rb 12 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/stub_specification.rb 13 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/util/stringio.rb 14 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/specification.rb 15 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/exceptions.rb 16 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/core_ext/kernel_gem.rb 17 thread.rb 18 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/x86_64-darwin13.0/thread.bundle 19 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/monitor.rb 20 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb 21 /Users/Soilent/.rbenv/versions/2.1.2/lib/ruby/2.1.0/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 ~~~