Diverting directories does not work of course, but we can divert the files...
root@p:~# apt install wireless-regdb
Installing:
wireless-regdb
Summary:
Upgrading: 0, Installing: 1, Removing: 0, Not Upgrading: 0
Download size: 7214 B
Space needed: 23.6 kB / 6929 MB available
Get:1 http://archive.ubuntu.com/ubuntu plucky/main amd64 wireless-regdb all
2024.10.07-0ubuntu1 [7214 B]
Fetched 7214 B in 0s (26.7 kB/s)
Selecting previously unselected package wireless-regdb.
(Reading database ... 77949 files and directories currently installed.)
Preparing to unpack .../wireless-regdb_2024.10.07-0ubuntu1_all.deb ...
Unpacking wireless-regdb (2024.10.07-0ubuntu1) ...
dpkg: error processing archive
/var/cache/apt/archives/wireless-regdb_2024.10.07-0ubuntu1_all.deb (--unpack):
unable to create '/lib/firmware/regulatory.db.dpkg-new' (while processing
'./lib/firmware/regulatory.db'): Read-only file system
dpkg: error while cleaning up:
unable to remove newly-extracted version of '/lib/firmware/regulatory.db':
Read-only file system
Errors were encountered while processing:
/var/cache/apt/archives/wireless-regdb_2024.10.07-0ubuntu1_all.deb
Error: Sub-process /usr/bin/dpkg returned an error code (1)
root@p:~# mkdir /lib/firmware.unused/
root@p:~# dpkg-divert --package boot-managed-by-snapd --divert
/lib/firmware.unused/regulatory.db --no-rename /lib/firmware/regulatory.db
Adding 'diversion of /lib/firmware/regulatory.db to
/lib/firmware.unused/regulatory.db by boot-managed-by-snapd'
root@p:~# dpkg-divert --package boot-managed-by-snapd --divert
/lib/firmware.unused/regulatory.db.p7s --no-rename
/lib/firmware/regulatory.db.p7s
Adding 'diversion of /lib/firmware/regulatory.db.p7s to
/lib/firmware.unused/regulatory.db.p7s by boot-managed-by-snapd'
root@p:~# apt install wireless-regdb
Upgrading:
wireless-regdb
Summary:
Upgrading: 1, Installing: 0, Removing: 0, Not Upgrading: 0
1 not fully installed or removed.
Download size: 0 B / 7214 B
Space needed: 23.6 kB / 6929 MB available
(Reading database ... 77953 files and directories currently installed.)
Preparing to unpack .../wireless-regdb_2024.10.07-0ubuntu1_all.deb ...
Unpacking wireless-regdb (2024.10.07-0ubuntu1) over (2024.10.07-0ubuntu1) ...
Setting up wireless-regdb (2024.10.07-0ubuntu1) ...
Processing triggers for man-db (2.13.0-1) ...
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Packages, which is subscribed to wireless-regdb in Ubuntu.
https://bugs.launchpad.net/bugs/2096979
Title:
wireless-regdb update problem at Ubuntu 24.04.1 TPM-backed Full Disk
Encryption setup
Status in boot-managed-by-snapd package in Ubuntu:
Confirmed
Status in wireless-regdb package in Ubuntu:
Confirmed
Bug description:
I have an Ubuntu 24.04.1 TPM-backed Full Disk Encryption setup, there
is a problem with last wireless-regdb update.
Whenever I try to update the system, I get this error:
The following packages will be upgraded:
wireless-regdb
1 upgraded, 0 newly installed, 0 to remove and 19 not upgraded.
1 not fully installed or removed.
Need to get 0 B/7.058 B of archives.
After this operation, 1.024 B of additional disk space will be used.
Do you want to continue? [Y/n]
(Reading database ... 131856 files and directories currently installed.)
Preparing to unpack .../wireless-regdb_2024.07.04-0ubuntu1~24.04.1_all.deb ...
Unpacking wireless-regdb (2024.07.04-0ubuntu1~24.04.1) over
(2022.06.06-0ubuntu2) ...
dpkg: error processing archive
/var/cache/apt/archives/wireless-regdb_2024.07.04-0ubuntu1~24.04.1_all.deb
(--unpack):
unable to create '/lib/firmware/regulatory.db.dpkg-new' (while processing
'./lib/firmware/regulatory.db'): Read-only file system
dpkg: error while cleaning up:
unable to remove newly-extracted version of '/lib/firmware/regulatory.db':
Read-only file system
Errors were encountered while processing:
/var/cache/apt/archives/wireless-regdb_2024.07.04-0ubuntu1~24.04.1_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
I tried "sudo dpkg --purge --force-remove-reinstreq wireless-regdb" and got
this error:
dpkg: warning: overriding problem because --force enabled:
dpkg: warning: package is in a very bad inconsistent state; you should
reinstall it before attempting a removal
(Reading database ... 131856 files and directories currently installed.)
Removing wireless-regdb (2022.06.06-0ubuntu2) ...
dpkg: error processing package wireless-regdb (--purge):
cannot remove '/lib/firmware/regulatory.db.p7s': Read-only file system
Processing triggers for man-db (2.12.0-4build2) ...
Errors were encountered while processing:
wireless-regdb
I know snap pc-kernel has own firmware on immutable read-only filesystem.
wireless-regdb package was on the system with no problem.
How can I uninstall the package? or is this a bug with lastest wireless-regdb
against snap pc-kernel install?
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https://bugs.launchpad.net/ubuntu/+source/boot-managed-by-snapd/+bug/2096979/+subscriptions
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