Date: Thu, 25 Sep 2003 10:36:54 -0700 (PDT)
From: Patrick Mochel <mochel@osdl.org>
To: Joerg Hoh <joerg@devone.org>
cc: linux-kernel@vger.kernel.org
Subject: Re: [SEGFAULT] waking up from S3 fails (ACPI)
In-Reply-To: <20030913193036.GB3616@hydra.joerghoh.de>
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> The kernel crashes when I want to wake up the systems from Suspend to RAM
> (S3). Kernel is 2.6.0-test5 on a IBM R32 Notebook.

Sorry about the delay in getting back to you. 

> When I do the
> 
> echo -n "mem" >> /sys/power/state
> 
> the notebook goes immediately off (no led is on. When I do suspend to RAM 
> via APM, there is still a led on - the halfmoon one). Pressing the power button 
> turns the notebook on (the display is on) and there are some messages on
> the console (don't know, which are from going to suspend and which are from 
> trying to wake up):
> 
> hdc: start_power_step(step:0)
> hdc: completing PM request, suspend
> hda: start_power_step(step: 0)
> hda: start_power_step(step: 1)
> hda: complete_power_request(step:1, stat:50, err: 0)
> hda: completing PM request suspend
>  hwsleep-0257 [29] acpi_enter_sleep_state: Entering sleep state [S1]
> double fault, gdt at c0449a80 [255 bytes]
> double fault, tss at c04d5800
> eip = 00000000, esp = 00000000
> eax = 00000000, ebx = 00000000, ecx = 00000000, edx = 00000000
> esi = 00000000, edi = 00000000

That's not a segfault, that's a double fault - much more interesting. :) 

Could you send me the output of 'cat /proc/cpuinfo' and 'lspci -v' please?

Thanks,


	Pat

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