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** Changed in: linux (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1747852

Title:
  test_072_strict_devmem in ubuntu_qrt_kernel_security failed on Trusty
  ARM64

Status in QA Regression Testing:
  New
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  This was reported in bug 1630000
  I think it's better it tear it down into pieces.

   FAIL: test_072_strict_devmem (__main__.KernelSecurityTest)
   /dev/mem unreadable for kernel memory
   ----------------------------------------------------------------------
   Traceback (most recent call last):
     File "./test-kernel-security.py", line 766, in test_072_strict_devmem
       self.assertTrue(rc in expected, 'exit code: %d (wanted %s). Output:\n%s' 
% (rc, ", ".join(["%d" % (x) for x in expected]), output))
   AssertionError: exit code: 7 (wanted 4). Output:
     4000080000-4000901d13 : Kernel code
   0x4000080000 ... readable
   0x8000100000 ... missing (EFAULT), ran off end of physical memory?
   0x4fef98f540 ... 0xfeedface
   FAIL: scanned memory without EPERMs, and can read actual values

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-141-generic 3.13.0-141.190
  ProcVersionSignature: User Name 3.13.0-141.190-generic 3.13.11-ckt39
  Uname: Linux 3.13.0-141-generic aarch64
  NonfreeKernelModules: signpost
  AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 
2: ls: cannot access /dev/snd/: No such file or directory
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
  ApportVersion: 2.14.1-0ubuntu3.27
  Architecture: arm64
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
  CRDA: Error: [Errno 2] No such file or directory: 'iw'
  CurrentDmesg:
   
  Date: Wed Feb  7 07:06:33 2018
  Lsusb: Error: command ['lsusb'] failed with exit code 1: unable to initialize 
libusb: -99
  PciMultimedia:
   
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB:
   
  ProcKernelCmdLine: console=ttyS0,9600n8r ro
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-141-generic N/A
   linux-backports-modules-3.13.0-141-generic  N/A
   linux-firmware                              1.127.24
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)

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