Re: [Xen-devel] Re: Freeze schedule

[Keir Fraser <keir@xxxxxxx>]

On 12/01/2011 11:29, "Ian Jackson" <Ian.Jackson@xxxxxxxxxxxxx> wrote:

> Keir Fraser writes ("Re: [Xen-devel] Re: Freeze schedule"):
>> My suspicion is that this is due to a dom0 kernel issue. Not sure how
>> sensible it is to try to stabilise Xen bits against a moving kernel. Does
>> pv_ops have an actually stable 'stable' branch yet?
> 
> We are using the pvops nominally-stable branch and furthermore, the
> automated tests have a separate push gate for the dom0 kernel.
> 
> And, the same boot failure happens with the XCP kernel too.  So I'm
> pretty sure it's Xen problem.
> 
> See a stack trace from one of the logs, below.

Yep, that one's fixed now. Not sure why I didn't find that in the logs. I
found what looked like a hang during dom0 kernel boot, but I must have been
looking at the wrong thing.

 -- Keir

> Ian.
> 
> From, eg,
>    
> http://www.chiark.greenend.org.uk/~xensrcts/logs/4899/test-amd64-i386-xl/info.
> html
> for which the corresponding build (including symbols files) is at:
>    http://www.chiark.greenend.org.uk/~xensrcts/logs/4899/build-amd64/info.html
> specifically
>    
> http://www.chiark.greenend.org.uk/~xensrcts/logs/4899/build-amd64/build/xendis
> t.tar.gz
> 
> Jan 12 03:06:42 (XEN) Early fatal page fault at e008:ffff82c480114c9f
> (cr2=ffff82c400000404, ec=
> Jan 12 03:06:42 0002)
> Jan 12 03:06:42 (XEN) Stack dump: 0000000000000000 ffff82f600000000
> ffff82f600002020 00000000000
> Jan 12 03:06:42 00000 ffff82c480297d98 0000000000000101 0180000000000000
> 0100000000000000 ffff82
> Jan 12 03:06:42 c400000404 ffff828000000808 0000000000000000 0000000000000000
> ffffffffffffffff f
> Jan 12 03:06:42 fff82f600002020 0000000000000000 0000000000000002
> ffff82c480114c9f 000000000000e
> Jan 12 03:06:42 008 0000000000010093 ffff82c480297d48 0000000000000000
> ffff82c480114bd0 ffff82c4
> Jan 12 03:06:42 802cb580 0000000100000001 0000000000003000 0000000000000008
> 0000000000000008 000
> Jan 12 03:06:42 0000000000000 0000000000101000 ffff82c4802abd00
> ffff82f600002020 0000000000000ef
> Jan 12 03:06:42 f ffff82c480297de8 ffff82c480116a6a 0000000000000040
> 0000000000000000 0000000000
> Jan 12 03:06:42 000fff ffff830000100000 0000000000000000 0000000000000000
> ffff83021b74e000 fffff
> Jan 12 03:06:42 fffffffffff ffff82c480297e28 ffff82c480260e79 0000000080297e28
> 00000000001ffe2a
> Jan 12 03:06:42 0000000000000002 000004ffffffffff ffff830000000000
> 000000000000000d ffff82c48029
> Jan 12 03:06:42 7f08 ffff82c48027ae6a 00000000002d4d80 0000000000000000
> 000000000007bf30 0000000
> Jan 12 03:06:42 000000000 0000000000000000 ffff83000007bd70 ffff83000007bfb0
> ffff83000007bf30 00
> Jan 12 03:06:42 00000000868000 0100000000000000 00000000dfa00000
> 0000000000000000 00000000000000
> Jan 12 03:06:42 00 ffff82c48028b168 ffffffff00000000 0000000001000000
> 0000000800000000 000000010
> Jan 12 03:06:42 000006e 0000000000000003 00000000000002f8 0000000000000000
> 0000000000000000 0000
> Jan 12 03:06:42 000000000000 0000000000000000 0000000000000000
> 0000000000000000 0000000000067e9c
> Jan 12 03:06:42  ffff82c4801000b5 0000000000000000 0000000000000000
> 0000000000000000 00000000000
> Jan 12 03:06:42 00000 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000 000000
> Jan 12 03:06:42 0000000000 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000 0
> Jan 12 03:06:42 000000000000000 0000000000000000 0000000000000000
> 0000000000000000 0000000000000
> Jan 12 03:06:42 000 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000 00000000
> Jan 12 03:06:42 00000000 0000000000000000 0000000000000000 0000000000000000
> 00000000fffff000 000



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