It happened to me when updating 2 x Raspberry Pi 2B from 14.04 to 15.10. The solution is to add:
Machine: Raspberry pi 2 Model B Machine: BCM2709 Kernel-Flavors: rpi2 Boot-Kernel-Path: /boot/firmware/kernel7.img (source: https://gist.github.com/shawnbon206/b38138874f1d32feb653) Into: /usr/share/flash-kernel/db/all.db b/rpi2/usr/share/flash-kernel/db/all.db (requires root permissions) Then issue: # flash-kernel Will print: > flash-kernel: installing version 3.18.0-25-rpi2 After rebooting, its working fine: $ uname -a > Linux ubuntu 3.18.0-25-rpi2 #26-Ubuntu SMP PREEMPT Sun Jul 5 06:46:34 UTC > 2015 armv7l armv7l armv7l GNU/Linux $ cat /etc/lsb-release > DISTRIB_ID=Ubuntu > DISTRIB_RELEASE=15.10 > DISTRIB_CODENAME=wily > DISTRIB_DESCRIPTION="Ubuntu 15.10" -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to initramfs-tools in Ubuntu. https://bugs.launchpad.net/bugs/1509769 Title: package initramfs-tools 0.120ubuntu6 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 Status in ubuntu-mate: Invalid Status in initramfs-tools package in Ubuntu: Invalid Bug description: Error occured during UBUNTU Mate upgrade to 15.10 on Raspberry PI2 and once trying perform manual update getting: Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. 1 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] y Setting up initramfs-tools (0.120ubuntu6) ... update-initramfs: deferring update (trigger activated) Processing triggers for initramfs-tools (0.120ubuntu6) ... update-initramfs: Generating /boot/initrd.img-3.18.0-25-rpi2 Unsupported platform. run-parts: /etc/initramfs/post-update.d//flash-kernel exited with return code 1 dpkg: error processing package initramfs-tools (--configure): subprocess installed post-installation script returned error exit status 1 Errors were encountered while processing: initramfs-tools E: Sub-process /usr/bin/dpkg returned an error code (1) ProblemType: Package DistroRelease: Ubuntu 15.10 Package: initramfs-tools 0.120ubuntu6 ProcVersionSignature: Ubuntu 3.18.0-25.26-rpi2 3.18.17 Uname: Linux 3.18.0-25-rpi2 armv7l ApportVersion: 2.19.1-0ubuntu3 Architecture: armhf Date: Sun Oct 25 08:19:08 2015 DuplicateSignature: package:initramfs-tools:0.120ubuntu6:subprocess installed post-installation script returned error exit status 1 ErrorMessage: subprocess installed post-installation script returned error exit status 1 PackageArchitecture: all RelatedPackageVersions: dpkg 1.18.2ubuntu5 apt 1.0.10.2ubuntu1 SourcePackage: initramfs-tools Title: package initramfs-tools 0.120ubuntu6 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: Upgraded to wily on 2015-10-25 (0 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-mate/+bug/1509769/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
