Re: S3 test tool (was : Re: Bizarre oops after suspend to RAM (was:Re: [ACPI] Resume from Suspend to RAM))

From: dagit
Date: Tue Jun 14 2005 - 17:02:28 EST


Pavel Machek <pavel@xxxxxxx> writes:

> Hi!
>
>> > You got this wrong. It is three illegal instructions but
>> > *nested*. Like error, error in fault handler, error in doublefault
>> > handler.
>>
>> Ah. Yeah, this isn't an area I know much about :) Thanks for the
>> correction.
>>
>> > Try replacing flags manipulation with any stack manipulation to see
>> > what is wrong.
>>
>> Do you mean try something like this? Replace the push 0 with push
>> 0x1234 ; push 0x1234 ; pop ; pop and try to figure out which line
>> causes the reboot?
>
> Yep, try pushl $0, popl %eax; if that causes problems, something is
> seriously wrong with stack, otherwise changing flags hurts.

pushl $0, popl %eax gets the reboot. So it's changing the flags that
is bad?

What should we try next?

thanks,
Jason


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