linux-kernel - Re: [LKP] [dmi] PANIC: early exception 0e rip 10:ffffffff81899e6b error 9 cr2 ffffffffff240000

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Message-ID: <1415352966.14686.101.camel@mfleming-mobl1.ger.corp.intel.com>
Date:	Fri, 7 Nov 2014 09:36:06 +0000
From:	Matt Fleming <matt.fleming@...el.com>
To:	Yuanhan Liu <yuanhan.liu@...ux.intel.com>
CC:	Ard Biesheuvel <ard.biesheuvel@...aro.org>, LKP <lkp@...org>,
	"Leif Lindholm" <leif.lindholm@...aro.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [LKP] [dmi] PANIC: early exception 0e rip 10:ffffffff81899e6b
 error 9 cr2 ffffffffff240000

On Fri, 2014-11-07 at 17:26 +0800, Yuanhan Liu wrote:
> 
> Here is the output:
> 
> [    0.000000] NX (Execute Disable) protection: active
> [    0.000000] ====== Decoding _DMI_ header:
> [    0.000000] 5f 44 4d 49 5f 48 a3 0b 00 20 60 8f 3e 00 25 00 
> [    0.000000] ====== Remapped SMBIOS table 0xffffffff8f602000 at ffffffffff240000, size 0xba3, num 0x3e

Smells like a sign extension issue. Previously how could dmi_base (u32)
hold 0xffffffff8f602000?

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