Kexec Reboot Network Issue

Simon Horman horms at
Thu Jul 15 10:20:06 EDT 2010

On Thu, Jul 15, 2010 at 07:59:07AM -0400, Richard Genthner wrote:
> I'm currently using the following string:
> kexex --type=elf-x86_64 --args-linux -l /boot/vmlinuz-2.6.18-12.el5
> --initrid=/boot/initrd-2.6.18-128.el6.img --append="`cat
> /proc/cmdline`"
> kexec -e
> Some times we can get to the box from any subnet, other times we can
> only get to the box from the same subnet only. Our solution to this
> is to down the iface and then restart networking. Has anyone else
> run into this issue?

Hi Richard,

could you be more specific about which NIC you are using?
And is it at all possible to test a newer kernel version?

What I suspect is happening is that the NIC is getting into an unknown
state. And what I'm hoping is that is a problem thats already been

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