[Bug 1862148] [NEW] flash-kernel fails to install in a chroot

[Juerg Haefliger]

Public bug reported:

With the update to 3.98ubuntu10 flash-kernel no longer installs in a
chroot. This worked just fine with version 3.98ubuntu8.

Creating config file /etc/default/flash-kernel with new version
flash-kernel: deferring update (trigger activated)
Setting up linux-image-5.4.0-12-generic (5.4.0-12.15) ...
I: /boot/vmlinuz.old is now a symlink to vmlinuz-5.4.0-12-generic
I: /boot/initrd.img.old is now a symlink to initrd.img-5.4.0-12-generic
I: /boot/vmlinuz is now a symlink to vmlinuz-5.4.0-12-generic
I: /boot/initrd.img is now a symlink to initrd.img-5.4.0-12-generic
Setting up libnl-genl-3-200:arm64 (3.4.0-1) ...
Setting up iw (5.4-1) ...
Setting up crda (3.18-1build1) ...
Setting up linux-modules-extra-5.4.0-12-generic (5.4.0-12.15) ...
Setting up linux-image-generic (5.4.0.12.15) ...
Processing triggers for libc-bin (2.30-0ubuntu3) ...
Processing triggers for flash-kernel (3.98ubuntu10) ...
dpkg: error processing package flash-kernel (--configure):
 installed flash-kernel package post-installation script subprocess returned error exit status 2
Processing triggers for linux-image-5.4.0-12-generic (5.4.0-12.15) ...
/etc/kernel/postinst.d/initramfs-tools:
update-initramfs: Generating /boot/initrd.img-5.4.0-12-generic
cryptsetup: WARNING: Couldn't determine root device
Errors were encountered while processing:
 flash-kernel
E: Sub-process /usr/bin/dpkg returned an error code (1)

** Affects: flash-kernel (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: flash-kernel (Ubuntu Focal)
     Importance: Undecided
         Status: New

** Also affects: flash-kernel (Ubuntu Focal)
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1862148

Title:
  flash-kernel fails to install in a chroot

Status in flash-kernel package in Ubuntu:
  New
Status in flash-kernel source package in Focal:
  New

Bug description:
  With the update to 3.98ubuntu10 flash-kernel no longer installs in a
  chroot. This worked just fine with version 3.98ubuntu8.

  Creating config file /etc/default/flash-kernel with new version
  flash-kernel: deferring update (trigger activated)
  Setting up linux-image-5.4.0-12-generic (5.4.0-12.15) ...
  I: /boot/vmlinuz.old is now a symlink to vmlinuz-5.4.0-12-generic
  I: /boot/initrd.img.old is now a symlink to initrd.img-5.4.0-12-generic
  I: /boot/vmlinuz is now a symlink to vmlinuz-5.4.0-12-generic
  I: /boot/initrd.img is now a symlink to initrd.img-5.4.0-12-generic
  Setting up libnl-genl-3-200:arm64 (3.4.0-1) ...
  Setting up iw (5.4-1) ...
  Setting up crda (3.18-1build1) ...
  Setting up linux-modules-extra-5.4.0-12-generic (5.4.0-12.15) ...
  Setting up linux-image-generic (5.4.0.12.15) ...
  Processing triggers for libc-bin (2.30-0ubuntu3) ...
  Processing triggers for flash-kernel (3.98ubuntu10) ...
  dpkg: error processing package flash-kernel (--configure):
   installed flash-kernel package post-installation script subprocess returned error exit status 2
  Processing triggers for linux-image-5.4.0-12-generic (5.4.0-12.15) ...
  /etc/kernel/postinst.d/initramfs-tools:
  update-initramfs: Generating /boot/initrd.img-5.4.0-12-generic
  cryptsetup: WARNING: Couldn't determine root device
  Errors were encountered while processing:
   flash-kernel
  E: Sub-process /usr/bin/dpkg returned an error code (1)

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