Bug#520198: mkinitramfs: cannot build initrd with rootfs on mmcblk

[maximilian attems <max@stro.at>]

On Tue, Jul 01, 2025 at 01:12:27PM +0400, Paul Malishev wrote:
> Package: initramfs-tools
> Version: 0.93
> Severity: important
> 
> I've got armel with rootfs at /dev/mmcblk0p3.
> initramfs failes to create initrd image for kernel:
> 
> # LANG=C dpkg --configure -a
> Setting up initramfs-tools (0.93) ...
> update-initramfs: deferring update (trigger activated)
> Processing triggers for initramfs-tools ...
> update-initramfs: Generating /boot/initrd.img-2.6.26-1-versatile
> mkinitramfs: missing mmcblk root /dev/mmcblk0p3 /sys entry
> mkinitramfs: workaround is MODULES=most
> mkinitramfs: Error please report the bug
> update-initramfs: failed for /boot/initrd.img-2.6.26-1-versatile
> dpkg: subprocess post-installation script returned error exit status 1

please post 
ls /sys/block/
 
> there was MODULE=most in initramfs.conf by default

well that most probably is overriden by a file in
/etc/initramfs-tools/conf.d/