Re: Hang when mounting XFS root in 2.6.0 tests on x86-64

[Andi Kleen]

Chris Meadors <clubneon@xxxxxxxxxxxxxx> writes:

Better report it to linux-xfs@xxxxxxxxxxx (cc'ed) too.

> I'm trying to get a 2.6.0-test kernel to boot on my Opteron system.  It
> has SuSE's 2.4.19-SMP kernel on it now, and it boots with that, mounts
> the XFS root just fine.  But I build a vanilla 2.6.0-test3 with no
> module support, everything included that I would need.  The last line
> that it prints during boot is the NET4.0
>
> Repeated presses of Alt+SysRq+P seems to show RIP looping in xfs_xlatesb
> and xfs_lowbit64.
>
> I've tried -test3-bk9 and also went back to -test2 and -test1.
>
> Earlier when playing with this machine I built 2.6.0-test3 with a 32 bit
> only version of gcc, but still optimized for the Opteron.  This one had
> no problem booting and mounting the XFS root.
>
> This is easy to reproduce, so let me know if more information is needed.

I test XFS (but not as root) occasionally on x86-64 and seen no problems 
so far. I haven't tested it with test2+ yet though.

What compiler are you using?

-Andi
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