lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <b9a34773-ab38-a3c7-3e35-7da95dc625f4@redhat.com>
Date:   Sat, 29 Feb 2020 19:12:57 +0100
From:   Hans de Goede <hdegoede@...hat.com>
To:     kbuild test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH resend] x86/purgatory: Make sure we fail the build if
 purgatory.ro has missing symbols

Hi,

On 2/29/20 6:16 PM, kbuild test robot wrote:
> Hi Hans,
> 
> I love your patch! Yet something to improve:
> 
> [auto build test ERROR on tip/x86/core]
> [also build test ERROR on v5.6-rc3 next-20200228]
> [cannot apply to tip/auto-latest]
> [if your patch is applied to the wrong git tree, please drop us a note to help
> improve the system. BTW, we also suggest to use '--base' option to specify the
> base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
> 
> url:    https://github.com/0day-ci/linux/commits/Hans-de-Goede/x86-purgatory-Make-sure-we-fail-the-build-if-purgatory-ro-has-missing-symbols/20200223-040035
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 248ed51048c40d36728e70914e38bffd7821da57
> config: x86_64-randconfig-s1-20200229 (attached as .config)
> compiler: gcc-4.9 (Debian 4.9.2-10+deb8u1) 4.9.2
> reproduce:
>          # save the attached .config to linux build tree
>          make ARCH=x86_64
> 
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>):
> 
>     ld: arch/x86/purgatory/purgatory.ro: in function `kstrtoull':
>>> (.text+0x2b0e): undefined reference to `ftrace_likely_update'

AFAICT this is the patch working as intended and pointing out an actual issue
with the purgatory code. Which shows that we really should get this
patch merged...

Regards,

Hans

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ