[Bug 1739720] Re: linux-signed-image-4.13.0-21-generic warning messages: checksum areas are greater than image size and file-aligned section .text extends beyond end of file

[Abraham]

** Also affects: sbsigntool (Ubuntu)
   Importance: Undecided
       Status: New

** Also affects: sbtools
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1739720

Title:
  linux-signed-image-4.13.0-21-generic warning messages: checksum areas
  are greater than image size and  file-aligned section .text extends
  beyond end of file

Status in Secure boot tools:
  New
Status in linux-signed package in Ubuntu:
  New
Status in sbsigntool package in Ubuntu:
  New

Bug description:
  The new kernel update 4.13.0-21-generic while installing the linux-
  signed-image-4.13.0-21-generic produced below warning messages:

  warning: file-aligned section .text extends beyond end of file
  warning: checksum areas are greater than image size. Invalid section table?
  Generating grub configuration file ...

  With the previous linux-signed-image-4.13.0-19-generic, there was no
  such warnings observed. Reporting as it looks suspicious. This is on a
  HP 15-BS576TX laptop.

  :~$ lsb_release -a
  No LSB modules are available.
  Distributor ID:	Ubuntu
  Description:	Ubuntu 17.10
  Release:	17.10
  Codename:	artful

  ProblemType: Bug
  DistroRelease: Ubuntu 17.10
  Package: linux-signed-image-4.13.0-21-generic 4.13.0-21.24
  ProcVersionSignature: Ubuntu 4.13.0-21.24-generic 4.13.13
  Uname: Linux 4.13.0-21-generic x86_64
  ApportVersion: 2.20.7-0ubuntu3.6
  Architecture: amd64
  Date: Fri Dec 22 10:50:54 2017
  InstallationDate: Installed on 2017-11-22 (29 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
  SourcePackage: linux-signed
  UpgradeStatus: No upgrade log present (probably fresh install)

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