From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Hocko Subject: Re: linux-next: Tree for Nov 7 Date: Wed, 8 Nov 2017 15:20:50 +0100 Message-ID: <20171108142050.7w3yliulxjeco3b7@dhcp22.suse.cz> References: <20171107162217.382cd754@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Joel Stanley Cc: Stephen Rothwell , Andrew Morton , Linux-Next Mailing List , Linux Kernel Mailing List List-Id: linux-next.vger.kernel.org Archived-At: List-Archive: List-Post: Hi, On Wed 08-11-17 08:52:24, Joel Stanley wrote: > Hello Michal, > > On Tue, Nov 7, 2017 at 3:52 PM, Stephen Rothwell wrote: > > Hi all, > > > > Changes since 20171106: > > > > The powerpc tree still had its build failure for which I applied a patch. > > > > The crypto tree lost its build failure. > > > > The akpm tree still had its build failure for which I reverted a commit. > > > > Non-merge commits (relative to Linus' tree): 10912 > > 10165 files changed, 524042 insertions(+), 247066 deletions(-) > > I tried to boot this -next tree built for the ARM platform I maintain, > and it did not make it to userspace. When I revert your patch > "fs/binfmt_elf.c: drop MAP_FIXED usage from elf_map" the system boots > as expected. > > There are a lot of messages on the way up that look like this: > > [ 2.527460] Uhuuh, elf segement at 000d9000 requested but the > memory is mapped already > [ 2.540160] Uhuuh, elf segement at 000d9000 requested but the > memory is mapped already > [ 2.546153] Uhuuh, elf segement at 000d9000 requested but the > memory is mapped already > > And then trying to run userspace looks like this: Could you please run with debugging patch posted http://lkml.kernel.org/r/20171107102854.vylrtaodla63kc57@dhcp22.suse.cz -- Michal Hocko SUSE Labs