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[Bug 1441042] Re: makedumpfile fails with segfault

 

Tested on the hardware from where the bug originated

** Tags removed: verification-needed
** Tags added: verification-done

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https://bugs.launchpad.net/bugs/1441042

Title:
  makedumpfile fails with segfault

Status in makedumpfile package in Ubuntu:
  Invalid
Status in makedumpfile source package in Trusty:
  Fix Committed

Bug description:
  [SRU justification]
  Makedumpfile execution fails with segmentation fault when used on systems using UEFI

  [Impact]
  Impossible to capture kernel dump

  [Fix]
  Cherry-pick upstream fixes that address the issue

  [Test Case]
  Run a kernel crash test un a system using UEFI. Without this fix, execution of makedumpfile will fails with segmentation fault

  [Regression]
  Those fixes are already in use in Utopic and Vivid

  [Original description of the problem]

  System: Ubuntu 14.04 LTS
  Kernel: 3.16.0-31.43
  kexec-tools: 2.0.7-1ubuntu2 (amd64)
  makedumpfile: 1.5.5-2ubuntu1.1

  This problem has been fixed by following patches on makedumpfile
  V1.5.6.

  [PATCH] memset() in cyclic bitmap initialization introduce segment fault.
  http://sourceforge.net/p/makedumpfile/code/ci/4404368a0860e3b6c845eb41782e97a9bf7593b8/

  [PATCH v3] Fix a segment fault in dumping not aligned ELF segment.
  http://sourceforge.net/p/makedumpfile/code/ci/3961a4440dd04931ce980ef7d6b9b18b88dd8fe3/

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References