linux-kernel - Re: 答复: problem with kmemleak

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Message-ID: <1305295737.31204.112.camel@e102109-lin.cambridge.arm.com>
Date:	Fri, 13 May 2011 15:08:57 +0100
From:	Catalin Marinas <catalin.marinas@....com>
To:	ttlxzz ccc <boyzccc@...il.com>
Cc:	Américo Wang <xiyou.wangcong@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: 答复: problem with kmemleak

On Fri, 2011-05-13 at 10:32 +0100, ttlxzz ccc wrote:
> I have tested kmemleak on the x86 and x86_64 architecture again. There
> is only
>  backtrace:
> 
>    [<ffffffffffffffff>] 0xffffffffffffffff
> 
> unreferenced object 0xffffc90012d27000 (size 64):
> 
>  comm "insmod", pid 13092, jiffies 4298369684
> 
>  hex dump (first 32 bytes):
> 
>    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
> 
>    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
> 
>  backtrace:
> 
>    [<ffffffffffffffff>] 0xffffffffffffffff
> 
> But in the x86, there is full backtrace.

Can you enable CONFIG_BACKTRACE_SELF_TEST and check whether the
boot-time backtrace test goes ok?

-- 
Catalin


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