linux-kernel - Re: acpi_ex_system_memory_space

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Message-ID: <20090814093818.GD3545@localdomain.by>
Date:	Fri, 14 Aug 2009 12:38:18 +0300
From:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:	Lin Ming <ming.m.lin@...el.com>
Cc:	Len Brown <lenb@...nel.org>, "Brown, Len" <len.brown@...el.com>,
	"Moore, Robert" <robert.moore@...el.com>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: acpi_ex_system_memory_space_handler oops

I suspect we are dereferencing NULL pointer:
mov    0x8(%ebx)

which is mem_info->mapped_physical_address.

	Sergey
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