[Pkg-xen-devel] Bug#608715: Bug#608715: Recent hardware components render the xen-hyervisor unusable, fails completeley to boot due to kernel panic

[Bastian Blank]

severity 608715 important
tags 608715 upstream
thanks

On Sun, Jan 02, 2011 at 05:47:59PM -0500, Arno Toell wrote:
> Severity: grave

And how does it make the package unusable for everyone? It works fine on
all my machines.

> Some newer hardware components (it is unclear what exactly causes the issue) render xen-hyervisor unusable as it 
> crashes immediately after boot for the Debian out-of-box configuration. This results in a system rebooting all over 
> again if the hypervisor is choosen as default stanza to be booted by grub which is particular severe as Xen is most
> likely used on remote boxes. 

I only see _Linux kernel_ crashs in the referenced information.

> This bug report is for reference only as I already reported the issue upstream. See
> * http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1698
> * http://lists.xensource.com/archives/html/xen-users/2010-12/msg00307.html
> * http://lists.xensource.com/archives/html/xen-devel/2010-12/msg01280.html

Without DMA memory left, the Linux kernel have no way to work.

> There is no solution known, as workaround passing 'dom0_mem=max:4GB' works around the issue, although I'm unsure about
> potential side effects. 

So a workaround is available.

Bastian

-- 
The heart is not a logical organ.
		-- Dr. Janet Wallace, "The Deadly Years", stardate 3479.4