Re: v4.4-rc8 based tip tree kernel hangs on boot.

From: Srikar Dronamraju
Date: Mon Jan 11 2016 - 11:48:45 EST


> >
> > What info is there?
> >

https://goo.gl/photos/1izrwCtAWj8aK7hi7
Unfortunately I am unable to get a text console. So this is all I see.


> > > Tried reverting Commit 21cdb6b56 "x86/mm: Page align the '_end'
> > > symbol to avoid pfn conversion bugs" but that doesnt help.
> >
> > Odd. Could you try booting the tip/x86/efi branch instead? There's
> > only a handful of patches on that branch so it should be pretty easy
> > to narrow down the problematic change.
>
> Yes, that would be nice, you can get it via:
>

# git reset --hard tip/x86/efi
HEAD is now at e2c90dd x86/efi-bgrt: Replace early_memremap() with memremap()

Tried to boot with the above commit; but it doesnt boot.

--
Thanks and Regards
Srikar

> git checkout v4.4
> git pull git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/efi
>
> Meanwhile I'm holding off on sending the pending EFI bits to Linus, conditional on
> the outcome of this regression report.
>
> Thanks,
>
> Ingo
>

--
Thanks and Regards
Srikar Dronamraju