* [ruby-core:95449] [Ruby master Bug#16268] Consistent segfault with ObjectSpace.count_imemo_objects
[not found] <redmine.issue-16268.20191021051433@ruby-lang.org>
@ 2019-10-21 5:14 ` sam.saffron
2019-10-21 7:05 ` [ruby-core:95450] " ko1
1 sibling, 0 replies; 2+ messages in thread
From: sam.saffron @ 2019-10-21 5:14 UTC (permalink / raw)
To: ruby-core
Issue #16268 has been reported by sam.saffron (Sam Saffron).
----------------------------------------
Bug #16268: Consistent segfault with ObjectSpace.count_imemo_objects
https://bugs.ruby-lang.org/issues/16268
* Author: sam.saffron (Sam Saffron)
* Status: Open
* Priority: Normal
* Assignee:
* Target version:
* ruby -v: 2.6.5
* Backport: 2.5: UNKNOWN, 2.6: UNKNOWN
----------------------------------------
On 2.6.5:
> irb
> require 'objspace'
> ObjectSpace.count_imemo_objects
Segfaults with:
```
/usr/local/lib/ruby/2.6.0/irb/inspector.rb:109: [BUG] Segmentation fault at 0x0000000000000000
ruby 2.6.5p114 (2019-10-01 revision 67812) [x86_64-linux]
-- Control frame information -----------------------------------------------
c:0023 p:---- s:0100 e:000099 CFUNC :inspect
c:0022 p:---- s:0097 e:000096 CFUNC :inspect
c:0021 p:0006 s:0093 e:000092 BLOCK /usr/local/lib/ruby/2.6.0/irb/inspector.rb:109
c:0020 p:0008 s:0089 e:000088 METHOD /usr/local/lib/ruby/2.6.0/irb/inspector.rb:102
c:0019 p:0009 s:0084 e:000083 METHOD /usr/local/lib/ruby/2.6.0/irb/context.rb:389
c:0018 p:0013 s:0080 e:000077 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:685
c:0017 p:0033 s:0074 e:000073 BLOCK /usr/local/lib/ruby/2.6.0/irb.rb:494
c:0016 p:0025 s:0071 e:000070 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:647
c:0015 p:0008 s:0065 e:000064 BLOCK /usr/local/lib/ruby/2.6.0/irb.rb:490
c:0014 p:0100 s:0060 e:000059 BLOCK /usr/local/lib/ruby/2.6.0/irb/ruby-lex.rb:246 [FINISH]
c:0013 p:---- s:0056 e:000055 CFUNC :loop
c:0012 p:0006 s:0052 e:000051 BLOCK /usr/local/lib/ruby/2.6.0/irb/ruby-lex.rb:232 [FINISH]
c:0011 p:---- s:0049 e:000048 CFUNC :catch
c:0010 p:0012 s:0044 e:000043 METHOD /usr/local/lib/ruby/2.6.0/irb/ruby-lex.rb:231
c:0009 p:0034 s:0040 E:0024a8 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:489
c:0008 p:0005 s:0035 e:000034 BLOCK /usr/local/lib/ruby/2.6.0/irb.rb:428 [FINISH]
c:0007 p:---- s:0032 e:000031 CFUNC :catch
c:0006 p:0064 s:0027 E:002448 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:427
c:0005 p:0102 s:0022 e:000021 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:383
c:0004 p:0019 s:0016 e:000015 TOP /usr/local/lib/ruby/gems/2.6.0/gems/irb-1.0.0/exe/irb:11 [FINISH]
c:0003 p:---- s:0013 e:000012 CFUNC :load
c:0002 p:0109 s:0008 E:001200 EVAL /usr/local/bin/irb:23 [FINISH]
c:0001 p:0000 s:0003 E:0013f0 (none) [FINISH]
```
Works fine in Ruby master
--
https://bugs.ruby-lang.org/
^ permalink raw reply [flat|nested] 2+ messages in thread
* [ruby-core:95450] [Ruby master Bug#16268] Consistent segfault with ObjectSpace.count_imemo_objects
[not found] <redmine.issue-16268.20191021051433@ruby-lang.org>
2019-10-21 5:14 ` [ruby-core:95449] [Ruby master Bug#16268] Consistent segfault with ObjectSpace.count_imemo_objects sam.saffron
@ 2019-10-21 7:05 ` ko1
1 sibling, 0 replies; 2+ messages in thread
From: ko1 @ 2019-10-21 7:05 UTC (permalink / raw)
To: ruby-core
Issue #16268 has been updated by ko1 (Koichi Sasada).
74b19e330adbdae2d8e53b58f1a2a7b725e69c8d is needed for 2.6.
----------------------------------------
Bug #16268: Consistent segfault with ObjectSpace.count_imemo_objects
https://bugs.ruby-lang.org/issues/16268#change-82200
* Author: sam.saffron (Sam Saffron)
* Status: Open
* Priority: Normal
* Assignee:
* Target version:
* ruby -v: 2.6.5
* Backport: 2.5: UNKNOWN, 2.6: UNKNOWN
----------------------------------------
On 2.6.5:
> irb
> require 'objspace'
> ObjectSpace.count_imemo_objects
Segfaults with:
```
/usr/local/lib/ruby/2.6.0/irb/inspector.rb:109: [BUG] Segmentation fault at 0x0000000000000000
ruby 2.6.5p114 (2019-10-01 revision 67812) [x86_64-linux]
-- Control frame information -----------------------------------------------
c:0023 p:---- s:0100 e:000099 CFUNC :inspect
c:0022 p:---- s:0097 e:000096 CFUNC :inspect
c:0021 p:0006 s:0093 e:000092 BLOCK /usr/local/lib/ruby/2.6.0/irb/inspector.rb:109
c:0020 p:0008 s:0089 e:000088 METHOD /usr/local/lib/ruby/2.6.0/irb/inspector.rb:102
c:0019 p:0009 s:0084 e:000083 METHOD /usr/local/lib/ruby/2.6.0/irb/context.rb:389
c:0018 p:0013 s:0080 e:000077 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:685
c:0017 p:0033 s:0074 e:000073 BLOCK /usr/local/lib/ruby/2.6.0/irb.rb:494
c:0016 p:0025 s:0071 e:000070 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:647
c:0015 p:0008 s:0065 e:000064 BLOCK /usr/local/lib/ruby/2.6.0/irb.rb:490
c:0014 p:0100 s:0060 e:000059 BLOCK /usr/local/lib/ruby/2.6.0/irb/ruby-lex.rb:246 [FINISH]
c:0013 p:---- s:0056 e:000055 CFUNC :loop
c:0012 p:0006 s:0052 e:000051 BLOCK /usr/local/lib/ruby/2.6.0/irb/ruby-lex.rb:232 [FINISH]
c:0011 p:---- s:0049 e:000048 CFUNC :catch
c:0010 p:0012 s:0044 e:000043 METHOD /usr/local/lib/ruby/2.6.0/irb/ruby-lex.rb:231
c:0009 p:0034 s:0040 E:0024a8 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:489
c:0008 p:0005 s:0035 e:000034 BLOCK /usr/local/lib/ruby/2.6.0/irb.rb:428 [FINISH]
c:0007 p:---- s:0032 e:000031 CFUNC :catch
c:0006 p:0064 s:0027 E:002448 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:427
c:0005 p:0102 s:0022 e:000021 METHOD /usr/local/lib/ruby/2.6.0/irb.rb:383
c:0004 p:0019 s:0016 e:000015 TOP /usr/local/lib/ruby/gems/2.6.0/gems/irb-1.0.0/exe/irb:11 [FINISH]
c:0003 p:---- s:0013 e:000012 CFUNC :load
c:0002 p:0109 s:0008 E:001200 EVAL /usr/local/bin/irb:23 [FINISH]
c:0001 p:0000 s:0003 E:0013f0 (none) [FINISH]
```
Works fine in Ruby master
--
https://bugs.ruby-lang.org/
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