Date: Tue, 11 Nov 2014 12:44:58 +0200 From: Konstantin Belousov <kostikbel@gmail.com> To: Ed Maste <emaste@freebsd.org> Cc: "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, Roger Pau Monn?? <royger@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org> Subject: Re: svn commit: r273582 - in head/sys/amd64: amd64 include Message-ID: <20141111104458.GG17068@kib.kiev.ua> In-Reply-To: <CAPyFy2CVF3TWA2bSXjxvOGJ5nQGfLRXud7kyecaeGQxQp_K=pQ@mail.gmail.com> References: <201410240948.s9O9mxNP019487@svn.freebsd.org> <CAPyFy2CVF3TWA2bSXjxvOGJ5nQGfLRXud7kyecaeGQxQp_K=pQ@mail.gmail.com>
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On Mon, Nov 10, 2014 at 03:18:04PM -0500, Ed Maste wrote: > On 24 October 2014 05:48, Roger Pau Monn?? <royger@freebsd.org> wrote: > > Author: royger > > Date: Fri Oct 24 09:48:58 2014 > > New Revision: 273582 > > URL: https://svnweb.freebsd.org/changeset/base/273582 > > > > Log: > > amd64: make uiomove_fromphys functional for pages not mapped by the DMAP > > UEFI boot fails after this commit. I haven't yet investigated in > depth, but it appears to hang after the loader transfers execution to > the kernel. It's likely a panic before the vt console is ready, I > think. > This is weird. The patch does not touch anything which could be used before e.g. filesystem i/o is started. I cannot outright exclude a possibility that it is used too early, but indeed we need a panic message and backtrace, if any. Do you have serial console ? BTW, are you sure that this is EFI-related ? Wouldn't it panic with legacy boot ?
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