I asked around and this is an overly verbose sbsigntool which should probably not a warning but a debug message: https://twitter.com/mjg59/status/689745355202691073
** Package changed: linux-signed (Ubuntu) => sbsigntool (Ubuntu) ** Summary changed: - Setting up linux-signed-image-3.8.0-21-generic (3.8.0-21.32) ... warning: file-aligned section .text extends beyond end of file + sbsigntool warning: file-aligned section .text extends beyond end of file; checksum areas are greater than image size. Invalid section table? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed in Ubuntu. https://bugs.launchpad.net/bugs/1180649 Title: sbsigntool warning: file-aligned section .text extends beyond end of file; checksum areas are greater than image size. Invalid section table? Status in sbsigntool package in Ubuntu: Confirmed Bug description: Error in dist-upgrade to 3.8.0-21 for x86_64 SMP: Setting up linux-signed-image-3.8.0-21-generic (3.8.0-21.32) ... warning: file-aligned section .text extends beyond end of file warning: checksum areas are greater than image size. Invalid section table? The dist-upgrade completed without further errors and system is running with new kernel without any further error. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sbsigntool/+bug/1180649/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp