$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu Plucky Puffin (development branch)
Release: 25.04
Codename: plucky
$ sudo apt purge kdump-tools
The following packages were automatically installed and are no longer required:
crash kexec-tools libsnappy1v5 libtracker-sparql-3.0-0 makedumpfile
tracker tracker-miner-fs
Use 'sudo apt autoremove' to remove them.
REMOVING:
kdump-tools*
<snip>
(Reading database ... 195489 files and directories currently installed.)
Purging configuration files for kdump-tools (1:1.10.5ubuntu2) ...
$ sudo grep crash /boot/grub/grub.cfg
linux /boot/vmlinuz-6.14.0-7-generic
root=UUID=93104e11-c6a6-4386-8450-4bd657a60072 ro clk_ignore_unused
pd_ignore_unused arm64.nopauth quiet splash
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
$vt_handoff
linux /boot/vmlinuz-6.14.0-7-generic
root=UUID=93104e11-c6a6-4386-8450-4bd657a60072 ro clk_ignore_unused
pd_ignore_unused arm64.nopauth quiet splash
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
$vt_handoff
linux /boot/vmlinuz-6.12.0-16-generic
root=UUID=93104e11-c6a6-4386-8450-4bd657a60072 ro clk_ignore_unused
pd_ignore_unused arm64.nopauth quiet splash
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
$vt_handoff
** Also affects: kdump-tools (Ubuntu Noble)
Importance: Undecided
Status: New
** Also affects: kdump-tools (Ubuntu Oracular)
Importance: Undecided
Status: New
** Also affects: kdump-tools (Ubuntu Plucky)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2089347
Title:
Removal of kdump-tools does not remove crashkernel reservation
Status in kdump-tools package in Ubuntu:
New
Status in kdump-tools source package in Noble:
New
Status in kdump-tools source package in Oracular:
New
Status in kdump-tools source package in Plucky:
New
Bug description:
Apparently kdump is enabled automatically nowadays. However, after
removing the kdump-tools package, the kernel commandline still
contains the crashkernel=... argument.
I expect a package purge to undo all the custom things it did on
installation.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/kdump-tools/+bug/2089347/+subscriptions
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