[#48745] [ruby-trunk - Bug #7267][Open] Dir.glob on Mac OS X returns unexpected string encodings for unicode file names — "kennygrant (Kenny Grant)" <kennygrant@...>

17 messages 2012/11/02

[#48773] [ruby-trunk - Bug #7269][Open] Refinement doesn't work if using locate after method — "ko1 (Koichi Sasada)" <redmine@...>

12 messages 2012/11/03

[#48847] [ruby-trunk - Bug #7274][Open] UnboundMethods should be bindable to any object that is_a?(owner of the UnboundMethod) — "rits (First Last)" <redmine@...>

21 messages 2012/11/04

[#48854] [ruby-trunk - Bug #7276][Open] TestFile#test_utime failure — "jonforums (Jon Forums)" <redmine@...>

14 messages 2012/11/04

[#48988] [ruby-trunk - Feature #7292][Open] Enumerable#to_h — "marcandre (Marc-Andre Lafortune)" <ruby-core@...>

40 messages 2012/11/06

[#48997] [ruby-trunk - Feature #7297][Open] map_to alias for each_with_object — "nathan.f77 (Nathan Broadbent)" <nathan.f77@...>

19 messages 2012/11/06

[#49001] [ruby-trunk - Bug #7298][Open] Behavior of Enumerator.new different between 1.9.3 and 2.0.0 — "ayumin (Ayumu AIZAWA)" <ayumu.aizawa@...>

12 messages 2012/11/06

[#49018] [ruby-trunk - Feature #7299][Open] Ruby should not completely ignore blocks. — "marcandre (Marc-Andre Lafortune)" <ruby-core@...>

13 messages 2012/11/07

[#49044] [ruby-trunk - Bug #7304][Open] Random test failures around test_autoclose_true_closed_by_finalizer — "luislavena (Luis Lavena)" <luislavena@...>

11 messages 2012/11/07

[#49196] [ruby-trunk - Feature #7322][Open] Add a new operator name #>< for bit-wise "exclusive or" — "alexeymuranov (Alexey Muranov)" <redmine@...>

18 messages 2012/11/10

[#49211] [ruby-trunk - Feature #7328][Open] Move ** operator precedence under unary + and - — "boris_stitnicky (Boris Stitnicky)" <boris@...>

20 messages 2012/11/11

[#49229] [ruby-trunk - Bug #7331][Open] Set the precedence of unary `-` equal to the precedence `-`, same for `+` — "alexeymuranov (Alexey Muranov)" <redmine@...>

17 messages 2012/11/11

[#49256] [ruby-trunk - Feature #7336][Open] Flexiable OPerator Precedence — "trans (Thomas Sawyer)" <transfire@...>

18 messages 2012/11/12

[#49354] review open pull requests on github — Zachary Scott <zachary@...>

Could we get a review on any open pull requests on github before the

12 messages 2012/11/15
[#49355] Re: review open pull requests on github — "NARUSE, Yui" <naruse@...> 2012/11/15

2012/11/15 Zachary Scott <[email protected]>:

[#49356] Re: review open pull requests on github — Zachary Scott <zachary@...> 2012/11/15

Ok, I was hoping one of the maintainers might want to.

[#49451] [ruby-trunk - Bug #7374][Open] File.expand_path resolving to first file/dir instead of absolute path — mdube@... (Martin Dubé) <mdube@...>

12 messages 2012/11/16

[#49463] [ruby-trunk - Feature #7375][Open] embedding libyaml in psych for Ruby 2.0 — "tenderlovemaking (Aaron Patterson)" <aaron@...>

21 messages 2012/11/16
[#49494] [ruby-trunk - Feature #7375] embedding libyaml in psych for Ruby 2.0 — "vo.x (Vit Ondruch)" <v.ondruch@...> 2012/11/17

[#49467] [ruby-trunk - Feature #7377][Open] #indetical? as an alias for #equal? — "aef (Alexander E. Fischer)" <aef@...>

13 messages 2012/11/17

[#49558] [ruby-trunk - Bug #7395][Open] Negative numbers can't be primes by definition — "zzak (Zachary Scott)" <zachary@...>

10 messages 2012/11/19

[#49566] [ruby-trunk - Feature #7400][Open] Incorporate OpenSSL tests from JRuby. — "zzak (Zachary Scott)" <zachary@...>

11 messages 2012/11/19

[#49770] [ruby-trunk - Feature #7414][Open] Now that const_get supports "Foo::Bar" syntax, so should const_defined?. — "robertgleeson (Robert Gleeson)" <rob@...>

9 messages 2012/11/20

[#49950] [ruby-trunk - Feature #7427][Assigned] Update Rubygems — "mame (Yusuke Endoh)" <mame@...>

17 messages 2012/11/24

[#50043] [ruby-trunk - Bug #7429][Open] Provide options for core collections to customize behavior — "headius (Charles Nutter)" <headius@...>

10 messages 2012/11/24

[#50092] [ruby-trunk - Feature #7434][Open] Allow caller_locations and backtrace_locations to receive negative params — "sam.saffron (Sam Saffron)" <sam.saffron@...>

21 messages 2012/11/25

[#50094] [ruby-trunk - Bug #7436][Open] Allow for a "granularity" flag for backtrace_locations — "sam.saffron (Sam Saffron)" <sam.saffron@...>

11 messages 2012/11/25

[#50207] [ruby-trunk - Bug #7445][Open] strptime('%s %z') doesn't work — "felipec (Felipe Contreras)" <felipe.contreras@...>

19 messages 2012/11/27

[#50424] [ruby-trunk - Bug #7485][Open] ruby cannot build on mingw32 due to missing __sync_val_compare_and_swap — "drbrain (Eric Hodel)" <[email protected]>

15 messages 2012/11/30

[#50429] [ruby-trunk - Feature #7487][Open] Cutting through the issues with Refinements — "trans (Thomas Sawyer)" <transfire@...>

13 messages 2012/11/30

[ruby-core:48987] [ruby-trunk - Bug #7291] split gives core dump on large file

From: "sorah (Shota Fukumori)" <sorah@...>
Date: 2012-11-06 16:49:01 UTC
List: ruby-core #48987
Issue #7291 has been updated by sorah (Shota Fukumori).


"ruby -v" wrote on this ticket: ruby 1.9.3p194 (2012-04-20 revision 35410) [x86_64-linux]
but in your crash log: ruby 1.9.2p180 (2011-02-18 revision 30909) [x86_64-linux]

which one is right?
----------------------------------------
Bug #7291: split gives core dump on large file
https://bugs.ruby-lang.org/issues/7291#change-32506

Author: niels_tolstrup (Niels Tolstrup)
Status: Open
Priority: Normal
Assignee: 
Category: core
Target version: 
ruby -v: ruby 1.9.3p194 (2012-04-20 revision 35410) [x86_64-linux]


When applying split on a large file, we get a segmentation fault.

We have tried on ubuntu 12.04LTS with ruby 1.9.2p180 and ruby 1.9.3p194.


The bug can be reproduced with this code:

data = ">ENSG00000010072|ENST00000008440|1|1|231474002|231488267|SprT-like N-terminal domain [Source:HGNC Symbol;Acc:25356]
GACGGGCCGTCTCGAGAGCCGGCATCTCCTAGGAGCTAGTCCTGGTCCTCGGCTAGGCGG
CTTGGGGTCGCGGCGTAACTGGGGAGCCAGCCTGACGCCGGCGGACCCCGCCTGTGATCC
TGGCAACGATGGATGATGACTTGATGTTGGCACTGCGGCTTCAGGAGGAGTGGAACTTGC
AGGAGGCGGAGCGCGATCATGCCCAGGAGTCCCTGTCGCTAGTGGACGCGTCGTGGGAGT
TGGTGGACCCCACACCGGACTTGCAGGCACTGTTTGTTCAGTTTAACGACCAATTCTTCT
GGGGCCAGCTGGAGGCCGTCGAGGTGAAGTGGAGCGTGCGAATGACCCTGTGAGTTCCGA
GCCCCGCTGGGGAAAGAGGCGGGACTGGCAGCTTTCCTGCAGCCCCCGGCCCTGGTTTTC
TCTCCTTTCTCTAGTCCGACGGTCCCAGGGGGCGTTAAATGAGGGGAGTCTGGTTTTGGA
CCTGGCAATTCCTGCCTCGGCGTGTTTCTGTCTTCCTTACCTTTTCTCCCACTCGAACAA"


fh = File.open('test.txt','w')
(1..15000000).each {|i| fh.puts(data)}
fh.close


str = File.read("test.txt")

str.split(/>ENS/).each do |match|

  if match.split(">ENS").length > 1
    puts match
    exit
  end

end

We get this error:


segfault.rb:22: [BUG] Segmentation fault
ruby 1.9.2p180 (2011-02-18 revision 30909) [x86_64-linux]

-- control frame ----------
c:0007 p:---- s:0021 b:0021 l:000020 d:000020 CFUNC  :split
c:0006 p:0013 s:0017 b:0017 l:0012d8 d:000016 BLOCK  segfault.rb:22
c:0005 p:---- s:0014 b:0014 l:000013 d:000013 FINISH
c:0004 p:---- s:0012 b:0012 l:000011 d:000011 CFUNC  :each
c:0003 p:0093 s:0009 b:0009 l:0012d8 d:0002c0 EVAL   segfault.rb:20
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:0012d8 d:0012d8 TOP   
---------------------------
-- Ruby level backtrace information ----------------------------------------
segfault.rb:20:in `<main>'
segfault.rb:20:in `each'
segfault.rb:22:in `block in <main>'
segfault.rb:22:in `split'

-- C level backtrace information -------------------------------------------
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(rb_vm_bugreport+0x61) [0x7ffa89323101]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x5f24e) [0x7ffa8920d24e]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(rb_bug+0xa5) [0x7ffa8920e075]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x10b874) [0x7ffa892b9874]
/lib/x86_64-linux-gnu/libc.so.6(+0x364c0) [0x7ffa88e254c0]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(rb_memsearch+0x68) [0x7ffa89295758]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x1298f5) [0x7ffa892d78f5]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x16e5a6) [0x7ffa8931c5a6]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x164978) [0x7ffa89312978]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x16a80b) [0x7ffa8931880b]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(rb_yield+0x47) [0x7ffa8931dcf7]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(rb_ary_each+0x46) [0x7ffa891def16]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x16e5a6) [0x7ffa8931c5a6]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x164978) [0x7ffa89312978]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x16a80b) [0x7ffa8931880b]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(rb_iseq_eval_main+0xb1) [0x7ffa8931e631]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(+0x65292) [0x7ffa89213292]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(ruby_exec_node+0x1d) [0x7ffa8921414d]
/usr/share/ruby-rvm/rubies/ruby-1.9.2-p180/lib/libruby.so.1.9(ruby_run_node+0x1e) [0x7ffa8921640e]
ruby(main+0x4b) [0x40082b]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed) [0x7ffa88e1076d]
ruby() [0x400859]

[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

Aborted (core dumped)

best regards

Niels and Jesper


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