linux-kernel - Re: [LKP] Re: [auxdisplay] b26deabb1d: BUG:kernel_NULL_pointer

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Date:   Mon, 16 Nov 2020 11:05:04 +0100
From:   Lars Poeschel <poeschel@...onage.de>
To:     "Sang, Oliver" <oliver.sang@...el.com>
Cc:     Miguel Ojeda <ojeda@...nel.org>, lkp <lkp@...el.com>,
        Willy Tarreau <w@....eu>, LKML <linux-kernel@...r.kernel.org>,
        Linux Memory Management List <linux-mm@...ck.org>,
        "lkp@...ts.01.org" <lkp@...ts.01.org>
Subject: Re: [LKP] Re: [auxdisplay]  b26deabb1d:
 BUG:kernel_NULL_pointer_dereference,address

On Thu, Nov 12, 2020 at 01:29:31PM +0000, Sang, Oliver wrote:
> 
> 
> > -----Original Message-----
> > From: Lars Poeschel <poeschel@...onage.de>
> > Sent: Monday, November 9, 2020 8:40 PM
> > To: Sang, Oliver <oliver.sang@...el.com>
> > Cc: Miguel Ojeda <ojeda@...nel.org>; lkp <lkp@...el.com>; Willy Tarreau
> > <w@....eu>; LKML <linux-kernel@...r.kernel.org>; Linux Memory
> > Management List <linux-mm@...ck.org>; lkp@...ts.01.org
> > Subject: [LKP] Re: [auxdisplay] b26deabb1d:
> > BUG:kernel_NULL_pointer_dereference,address
> > 
> > Hi!
> > 
> > And thanks for your report.
> > 
> > On Mon, Nov 09, 2020 at 02:29:34PM +0800, kernel test robot wrote:
> > 
> > > To reproduce:
> > >
> > >         # build kernel
> > > 	cd linux
> > > 	cp config-5.10.0-rc2-00008-gb26deabb1d91 .config
> > > 	make HOSTCC=gcc-9 CC=gcc-9 ARCH=i386 olddefconfig prepare
> > > modules_prepare bzImage
> > >
> > >         git clone https://github.com/intel/lkp-tests.git
> > >         cd lkp-tests
> > >         bin/lkp qemu -k <bzImage> job-script # job-script is attached
> > > in this email
> > 
> > Trying to reproduce your issue:
> > 
> > LANG=C bin/lkp qemu -k ~/projekte/linux-stable/arch/x86_64/boot/bzImage
> > /tmp/job-script
> > result_root: /home/larsi/.lkp//result/trinity/300s/vm-snb-i386/yocto-i386-
> > minimal-20190520.cgz/i386-randconfig-a002-20201105/gcc-
> > 9/b26deabb1d915fe87d395081bbd3058b938dee89/6
> > downloading initrds ...
> > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-8
> > https://download.01.org/0day-ci/lkp-qemu/osimage/yocto/yocto-i386-
> > minimal-20190520.cgz -N -P /home/larsi/.lkp/cache/osimage/yocto
> > 17916 blocks
> > /usr/bin/wget -q --timeout=1800 --tries=1 --local-encoding=UTF-8
> > https://download.01.org/0day-ci/lkp-qemu/osimage/pkg/yocto-i386-minimal-
> > 20190520.cgz/trinity-i386.cgz -N -P /home/larsi/.lkp/cache/osimage/pkg/yocto-
> > i386-minimal-20190520.cgz
> > Failed to download osimage/pkg/yocto-i386-minimal-20190520.cgz/trinity-
> > i386.cgz
> > 
> > It seems, that the trinity-i386.cgz file is not downloadable. Using a webbrowser I
> > can see an empty directory.
> > Can you help please ?
> 
> sorry for this. just uploaded. https://download.01.org/0day-ci/lkp-qemu/osimage/pkg/yocto-i386-minimal-20190520.cgz/trinity-i386.cgz
> could you try again?

It is working now and I can reproduce the error.
Thank you!