lkml.org 
[lkml]   [2007]   [Jun]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: VIA C7 / VIA PC-1 (PC2500) anyone?
Michael Tokarev wrote:
> I bought a VIA PC2500 board a few days ago - this
> new series of their mobos,
>
> This beast looks nice - after replacing their cooling
> system (that had a small fan on it) with larger but
> fanless, -- it becomes a almost real PC (1500MHz CPU),
> equipped with quite nice crypto and multimedia abilities,
> but with very low power consumption and very quiet.
>
> But the thing is - it doesn't quite work.
>
> It works generally - it boots, I can run my usual apps
> etc. But on a random (yet frequent) basis it segfaults
> here and there. For example:
>
> $ man man
> Reformatting man(1), please wait...
> $ man man
> Segmentation fault
> $ man man
> Segmentation fault
> $ man man
> Segmentation fault
> $ man man
> Segmentation fault
> $ man man
> Reformatting man(1), please wait...
> $ _
>
> (this is 100% idle machine, just booted).
>
> (There are other - simple and comples - applications which
> inhibits this problem. For example, it 99% reliable segfaults
> on compiling aic79xx_core.c file in kernel, while all the rest
> (in my configuration anyway) compiles, at least after second
> attempt).
>
> It's definitely NOT memory issue - I tried several different
> memory modules (and different combinations) - the same results;
> I ran memtest86 for several days - no single error.
>
> I've seen a thread here on LKML about C7 and C3 CPUs back in
> March this year - tried with patch from Andi titled
> "i386: Enable CX8/PGE CPUID bits early on VIA C3" - it didn't
> change anything (this board does not lock up - not when booting
> nor when doing something, -- just random applications are
> crashing randomly, and the crash is always SIGSEGV; there's
> _nothing_ in dmesg about that, too).
>
> From all the above it seems like something's broke on the
> motherboard (I've no idea what it can be however - because
> memory testing - which also tests for CPU cache for exampe -
> shows no errors; testing disk controller/disk using md5 does
> not show errors either, except of occasional SIGSEGVs)..
>
> However, being very curious about this, I tried installing
> 'doze on this machine - winXP. And that one went just fine
> without any error so far -- i tried stress-testing it as far
> as I can imagine, running various applications and workloads, --
> no errors.
>
> So I'm kinda.. stuck about what to do next.
>
> Any.. idea, anyone? :)
>
> Thanks!
>
> /mjt

To me it looks like a wrong choice of gcc switches to user-mode programs. What
distribution are you using? try compiling failing programs from source with
conservative command line switches to gcc. See if things change.

Boaz

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-06-12 11:41    [W:0.057 / U:34.104 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site