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Date:   Thu, 10 Oct 2019 14:42:35 +0800
From:   kernel test robot <rong.a.chen@...el.com>
To:     David Ahern <dsahern@...il.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        LKML <linux-kernel@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        lkp@...ts.01.org
Subject: [selftests]  e858ef1cd4: kernel_selftests.net.l2tp.sh.fail

FYI, we noticed the following commit (built with gcc-7):

commit: e858ef1cd4bc1bdfcd18114a8195236e336cee42 ("selftests: Add l2tp tests")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

in testcase: kernel_selftests
with following parameters:

	group: kselftests-02

test-description: The kernel contains a set of "self tests" under the tools/testing/selftests/ directory. These are intended to be small unit tests to exercise individual code paths in the kernel.
test-url: https://www.kernel.org/doc/Documentation/kselftest.txt


on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 8G

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):


If you fix the issue, kindly add following tag
Reported-by: kernel test robot <rong.a.chen@...el.com>

# selftests: net: l2tp.sh
# Warning: file l2tp.sh is not executable, correct this.
not ok 32 selftests: net: l2tp.sh



To reproduce:

        # build kernel
	cd linux
	cp config-5.3.0-rc3-00696-ge858ef1cd4bc1 .config
	make HOSTCC=gcc-7 CC=gcc-7 ARCH=x86_64 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



Thanks,
Rong Chen


View attachment "config-5.3.0-rc3-00696-ge858ef1cd4bc1" of type "text/plain" (199638 bytes)

View attachment "job-script" of type "text/plain" (7017 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (66784 bytes)

View attachment "kernel_selftests" of type "text/plain" (169517 bytes)

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