From: Nobuyoshi Nakada <nobu@...>
Date: 2010-07-13T07:14:34+09:00
Subject: [ruby-core:31228] Re: [Bug #3555] segvs since r28570

Hi,

At Tue, 13 Jul 2010 04:11:32 +0900,
Run Paint Run Run wrote in [ruby-core:31221]:
> run@paint:~ →  ruby -e'GC.stress = true; $-w = true; require "rubygems"; require "yaml"'

I could reproduce it on trunk, but not on 1.9.2 with or without
backporting r28570.  So I suspect it is related to lazy-sweep
now.

Also,

At Thu, 8 Jul 2010 02:57:59 +0900,
Roger Pack wrote in [ruby-core:31108]:
> C:/installs/ruby_trunk_installed/lib/ruby/gems/1.9.1/specifications/rdoc-data-2.5.1.gemspec:18:
> [BUG] gc_sweep(): unknown data type 0x0(0x230bd19)

This might be caused by the same bug.  0x230bd19 is a Fixnum in
normal, so it can't be This seems heap_slot is broken/discarded.

-- 
Nobu Nakada