Re: kexec refuses to boot latest -mm



On Friday, 4 of January 2008, Dhaval Giani wrote:
On Thu, Jan 03, 2008 at 10:42:00PM +0100, Rafael J. Wysocki wrote:
On Thursday, 3 of January 2008, Dhaval Giani wrote:
On Mon, Dec 31, 2007 at 10:08:43AM -0500, Vivek Goyal wrote:
On Sat, Dec 29, 2007 at 11:11:13AM +0530, Dhaval Giani wrote:
On Fri, Dec 28, 2007 at 09:27:39AM -0500, Vivek Goyal wrote:
On Fri, Dec 28, 2007 at 06:15:32PM +0530, Dhaval Giani wrote:
Hi Vivek,

I can't seem to get the latest -mm (2.6.24-rc6-mm1) to boot with
kexec. It just gets stuck at "Starting new kernel".

It does boot normally when booted as the first kernel.

Any hints debugging? (x86 architecture)

I generally try few things.

- Specify earlyprintk= parameter for second kernel and see if control
is reaching to second kernel.

- Otherwise specify --console-serial parameter on "kexec -l" commandline
and it should display a message "I am in purgatory" on serial console.
This will just mean that control has reached at least till purgatory.


Ok, so it reaches till here. I get "I'm in purgatory" on the console.

One more thing. Is 2.6.24-rc6 working properly?


2.6.24-rc5 boots, so does 2.6.24-rc5-mm1. 2.6.24-rc6 does not boot, nor
does 2.6.24-rc6-mm1. Its a regression.

Added to the list of reported regressions as:
http://bugzilla.kernel.org/show_bug.cgi?id=9682


I've no clue what I managed to do wrong last night, probably tried to boot
2.6.24-rc6-mm1 thinking it was 2.6.24-rc6. 2.6.24-rc6 boots, but -mm
does not. Sorry for the noise.

Dropped from the regression list and changed the bugzilla entry to an -mm bug.

Thanks,
Rafael
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