From mboxrd@z Thu Jan 1 00:00:00 1970 From: Toshi Kani Subject: Re: EFI tree kernel panic in phys_efi_set_virtual_address_map() Date: Thu, 12 Dec 2013 13:44:14 -0700 Message-ID: <1386881054.1791.316.camel@misato.fc.hp.com> References: <1386806463.1791.295.camel@misato.fc.hp.com> <20131212002946.GF8863@pd.tnic> <1386808323.1791.299.camel@misato.fc.hp.com> <1386810484.1791.306.camel@misato.fc.hp.com> <1386810620.1791.307.camel@misato.fc.hp.com> <20131212162351.GA26927@pd.tnic> <1386866583.1791.310.camel@misato.fc.hp.com> <1386869221.1791.311.camel@misato.fc.hp.com> <1386869777.1791.314.camel@misato.fc.hp.com> <20131212203533.GB26927@pd.tnic> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20131212203533.GB26927-fF5Pk5pvG8Y@public.gmane.org> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Borislav Petkov Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org List-Id: linux-efi@vger.kernel.org On Thu, 2013-12-12 at 21:35 +0100, Borislav Petkov wrote: > On Thu, Dec 12, 2013 at 10:36:17AM -0700, Toshi Kani wrote: > > BTW, the test system is shared and will be used by other test for a > > couple of hours or so. So, please take your time. :-) > > Yeah, ok :-) > > I went and polished the debugging patch a bit more - it seems we're > going to need it more often now, should probably send it up too :) > > Right, so the pagetable dump shows that the new_memmap is not mapped in > it, thus the #PF. > > Ok, so next try: let's dump the pagetable after we've copied the pgd > containing new_memmap. Same exercise as before, please. Will do. Thanks, -Toshi