From: nagachika00@... Date: 2014-05-18T15:55:33+00:00 Subject: [ruby-core:62665] [ruby-trunk - Bug #9718] Segmentation fault is occurred on trunk and 2.1 Issue #9718 has been updated by Tomoyuki Chikanaga. Backport changed from 2.0.0: DONTNEED, 2.1: REQUIRED to 2.0.0: DONTNEED, 2.1: DONE r45553, r45554, r45557, r45558, r45561, r45566 and r45567 were backported into `ruby_2_1` at r46006. ---------------------------------------- Bug #9718: Segmentation fault is occurred on trunk and 2.1 https://bugs.ruby-lang.org/issues/9718#change-46800 * Author: Kenta Murata * Status: Closed * Priority: Normal * Assignee: Koichi Sasada * Category: core * Target version: current: 2.2.0 * ruby -v: ruby 2.2.0dev (2014-04-09 trunk 45543) [x86_64-darwin13] * Backport: 2.0.0: DONTNEED, 2.1: DONE ---------------------------------------- The following code occurs segmentation fault on trunk and 2.1. ```ruby require 'thread' queue = Queue.new thread = Thread.start do loop do queue.pop.call end end loop do queue << -> do p Time.now sleep 1 end end ``` Execution log: ``` 2014-04-09 22:10:07 +0900 2014-04-09 22:10:08 +0900 2014-04-09 22:10:09 +0900 2014-04-09 22:10:10 +0900 2014-04-09 22:10:12 +0900 2014-04-09 22:10:13 +0900 2014-04-09 22:10:14 +0900 2014-04-09 22:10:15 +0900 2014-04-09 22:10:16 +0900 2014-04-09 22:10:17 +0900 test2.rb:7: [BUG] Segmentation fault at 0x00000000000000 ruby 2.1.2p80 (2014-03-01 revision 45231) [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:0004 p:0011 s:0010 e:000008 BLOCK test2.rb:7 [FINISH] c:0003 p:---- s:0007 e:000006 CFUNC :loop c:0002 p:0007 s:0004 e:000003 BLOCK test2.rb:6 [FINISH] c:0001 p:---- s:0002 e:000001 TOP [FINISH] test2.rb:6:in `block in
' test2.rb:6:in `loop' test2.rb:7:in `block (2 levels) in
' -- C level backtrace information ------------------------------------------- 0 libruby.2.1.0.dylib 0x000000010a134119 rb_print_backtrace + 25 1 libruby.2.1.0.dylib 0x000000010a134239 rb_vm_bugreport + 153 2 libruby.2.1.0.dylib 0x0000000109f42017 report_bug + 375 3 libruby.2.1.0.dylib 0x0000000109f41e6a rb_bug + 426 4 libruby.2.1.0.dylib 0x000000010a076650 init_sigchld + 0 5 libsystem_platform.dylib 0x00007fff85de95aa _sigtramp + 26 6 libruby.2.1.0.dylib 0x000000010a083d78 st_lookup + 24 7 ??? 0x000000010a697ab0 0x0 + 4469652144 -- Other runtime information ----------------------------------------------- * Loaded script: test2.rb * Loaded features: 0 enumerator.so 1 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/x86_64-darwin13.0/enc/encdb.bundle 2 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/x86_64-darwin13.0/enc/trans/transdb.bundle 3 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/x86_64-darwin13.0/rbconfig.rb 4 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/compatibility.rb 5 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/defaults.rb 6 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/deprecate.rb 7 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/errors.rb 8 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/version.rb 9 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/requirement.rb 10 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/platform.rb 11 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/basic_specification.rb 12 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/stub_specification.rb 13 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/util/stringio.rb 14 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/specification.rb 15 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/exceptions.rb 16 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/core_ext/kernel_gem.rb 17 thread.rb 18 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/x86_64-darwin13.0/thread.bundle 19 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/monitor.rb 20 /Users/mrkn/work/emsegv/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb 21 /Users/mrkn/work/emsegv/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 Abort trap: 6 ``` ---Files-------------------------------- ruby_2014-04-09-221019_P524.crash (12.2 KB) -- https://bugs.ruby-lang.org/