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[Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx>]

** Changed in: qa-regression-testing
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1760656

Title:
  test_151_sysctl_disables_bpf_unpriv_userns in kernel security test
  failed with 4.4/4.15 kvm

Status in QA Regression Testing:
  Invalid
Status in linux package in Ubuntu:
  Incomplete
Status in linux-kvm package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  New
Status in linux-kvm source package in Xenial:
  Fix Committed
Status in linux source package in Bionic:
  Incomplete
Status in linux-kvm source package in Bionic:
  Fix Committed

Bug description:
    FAIL: test_151_sysctl_disables_bpf_unpriv_userns (__main__.KernelSecurityTest)
    unprivileged_bpf_disabled sysctl supported
    ----------------------------------------------------------------------
    Traceback (most recent call last):
      File "./test-kernel-security.py", line 1951, in test_151_sysctl_disables_bpf_unpriv_userns
        self._test_sysctl_value('kernel/unprivileged_bpf_disabled', expected, exists=exists)
      File "/home/ubuntu/autotest/client/tmp/ubuntu_qrt_kernel_security/src/qa-regression-testing/scripts/testlib.py", line 1185, in _test_sysctl_value
        self.assertEqual(exists, os.path.exists(sysctl), sysctl)
    AssertionError: /proc/sys/kernel/unprivileged_bpf_disabled
    
  Steps to reproduce:
    Deploy the node with Xenial 4.4 kernel, install linux-kvm
    sudo apt-get install python-minimal
    git clone --depth=1 git://kernel.ubuntu.com/ubuntu/autotest-client-tests -b master-next
    git clone --depth=1 git://kernel.ubuntu.com/ubuntu/autotest
    rm -fr autotest/client/tests
    ln -sf ~/autotest-client-tests autotest/client/tests
    AUTOTEST_PATH=/home/ubuntu/autotest sudo -E autotest/client/autotest-local --verbose autotest/client/tests/ubuntu_qrt_kernel_security/control

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-image-4.4.0-1019-kvm 4.4.0-1019.24
  ProcVersionSignature: User Name 4.4.0-1019.24-kvm 4.4.98
  Uname: Linux 4.4.0-1019-kvm x86_64
  NonfreeKernelModules: signpost
  ApportVersion: 2.20.1-0ubuntu2.15
  Architecture: amd64
  Date: Mon Apr  2 17:22:38 2018
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: linux-kvm
  UpgradeStatus: No upgrade log present (probably fresh install)

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