Bug #11756: SEGV Thread#inspect when sets the thread#name as a OpenStruct

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: ruby 2.3.0preview1 (2015-11-11 trunk 52539) [x86_64-darwin15]
• Backport: 2.0.0: DONTNEED, 2.1: DONTNEED, 2.2: DONTNEED

[lucasamorim (Lucas Amorim)]

How to reproduce:

Run this script:

require 'ostruct'

thread = Thread.new { 0 }
thread.name = OpenStruct.new

puts thread.inspect

Result:

../thread_name.rb:6: [BUG] Segmentation fault at 0x00000000000000
ruby 2.3.0preview1 (2015-11-11 trunk 52539) [x86_64-darwin15]

I'll try to provide a patch ASAP.

[nobu (Nobuyoshi Nakada)]

• Description updated (diff)
• Backport set to 2.0.0: DONTNEED, 2.1: DONTNEED, 2.2: DONTNEED

[nobu (Nobuyoshi Nakada)]

• Status changed from Open to Closed

Applied in changeset r52834.

---

thread.c: check name argument

• thread.c (rb_thread_setname): check the argument if valid
  string. [ruby-core:71774] [Bug #11756]