From mboxrd@z Thu Jan  1 00:00:00 1970
From: Cyrill Gorcunov <gorcunov@gmail.com>
Subject: Re: [PATCH] kvm tools: Introduce KVM VCPU data structure
Date: Sat, 09 Apr 2011 16:25:49 +0400
Message-ID: <4DA0504D.8050509@gmail.com>
References: <1302343631-30060-1-git-send-email-penberg@kernel.org> <20110409115913.GA26593@elte.hu>
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Cc: Ingo Molnar <mingo@elte.hu>, kvm@vger.kernel.org,
	Asias He <asias.hejun@gmail.com>
To: Pekka Enberg <penberg@kernel.org>
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On 04/09/2011 03:59 PM, Ingo Molnar wrote:
> 
> * Pekka Enberg <penberg@kernel.org> wrote:
> 
>> In preparation for threaded execution model, this patch introduces a KVM VCPU
>> data structure 'struct kvm_cpu'.
>>
>> Cc: Asias He <asias.hejun@gmail.com>
>> Cc: Cyrill Gorcunov <gorcunov@gmail.com>
>> Cc: Ingo Molnar <mingo@elte.hu>
>> Signed-off-by: Pekka Enberg <penberg@kernel.org>
>> ---
...
> 
> This commit causes a segfault for 'kvm run bzImage':
> 
> (gdb) set args run bzImage
> (gdb) run
> Starting program: /home/mingo/tip/tools/kvm/kvm run bzImage
> [Thread debugging using libthread_db enabled]
> 
> Program received signal SIGSEGV, Segmentation fault.
> 0x0000000000405054 in setup_bios (kvm=0x68a010) at bios.c:106
> 106		memset(p, 0, BDA_END - BDA_START);

Ugh, Pekka, was the memory properly mmaped? Setup bios called multiple
times in every thread?

-- 
    Cyrill