Re: [uml-devel] Does UML 2.6.14 work under x86-64?

[Blaisorblade <blaisorblade@yahoo.it>]

On Monday 07 November 2005 00:23, Rob Landley wrote:
> David Lang is trying to get my firmware build working under x86-64,
proper x86-64 or a 32-bit binary?
> and 
> when I upgraded him to 2.6.14 (to get around the memory leak in 2.6.13.2),
> he

> started getting this:

> >> Kernel panic - not syncing: get_skas_faultinfo : failed to wait for
> >> SIGUSR1/SIGTRAP, pid = 16411, n = 16411, errno
> >>   0, status = 0xb7f
>
> This is 2.6.14 configured like so:
>

> CONFIG_MODE_SKAS=y
> EOF
> yes "" | make ARCH=um oldconfig &&
> make ARCH=um
Ok, this seems a 64-bit binary if built on x86-64.
> He first tried with the LDT patch applied.
When I last tried that patch doesn't compile on x86-64.
> Then he tried reverting it (and 
> adding LD_ASSUME_KERNEL=2.4.1 to the kernel command line), but that didn't
> help.

> Any clues?  (Should I tell him to just try -tt mode?
> Or revert to 2.6.13 
> with the leak fix?)
For now, any of these workaround is good, if it works.

On the bug: there are some problems with the stub assembly code - it 
miscompiles on some GCC releases. I'm trying to fix that - and -bs1 may or 
may not help on this (for some people it refuses to compile on x86_64).

GCC version?
-- 
Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!".
Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894)
http://www.user-mode-linux.org/~blaisorblade

		
___________________________________ 
Yahoo! Messenger: chiamate gratuite in tutto il mondo 
http://it.messenger.yahoo.com



-------------------------------------------------------
SF.Net email is sponsored by:
Tame your development challenges with Apache's Geronimo App Server. Download
it for free - -and be entered to win a 42" plasma tv or your very own
Sony(tm)PSP.  Click here to play: http://sourceforge.net/geronimo.php
_______________________________________________
User-mode-linux-devel mailing list
User-mode-linux-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel