def test_260_config_PTI(self):
'''Ensure kernel page table isolation is set appropriately'''
expected = True
archs = ['amd64']
if self.kernel_at_least('4.19'):
archs += ['i386']
if self.dpkg_arch not in archs:
self._skipped("KPTI only in amd64 and i386 (4.19 and later)")
expected = False
self.assertKernelConfig('PAGE_TABLE_ISOLATION', expected)
The last change to this test seems to be in Jan. this year.
** Also affects: qa-regression-testing
Importance: Undecided
Status: New
** Also affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2017-5754
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https://bugs.launchpad.net/bugs/1825108
Title:
test_260_config_PTI in ubuntu_qrt_kernel_security failed with 4.15
i386
Status in QA Regression Testing:
New
Status in ubuntu-kernel-tests:
New
Status in linux package in Ubuntu:
New
Bug description:
Test failed with 4.15 i386 kernel, didn't see this on other arches
FAIL: test_260_config_PTI (__main__.KernelSecurityConfigTest)
Ensure kernel page table isolation is set appropriately
----------------------------------------------------------------------
Traceback (most recent call last):
File "./test-kernel-security.py", line 2566, in test_260_config_PTI
self.assertKernelConfig('PAGE_TABLE_ISOLATION', expected)
File "./test-kernel-security.py", line 210, in assertKernelConfig
self.assertKernelConfigUnset(name)
File "./test-kernel-security.py", line 201, in assertKernelConfigUnset
'%s option was expected to be unset in the kernel config' % name)
AssertionError: PAGE_TABLE_ISOLATION option was expected to be unset in the
kernel config
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