Ubuntu
grub2 package

File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID 1830887: grub-probe

Bug #1926791 reported by Seb Bonnard on 2021-04-30

This bug affects 4 people

Affects		Status	Importance	Assigned to	Milestone
	grub2 (Ubuntu)	Confirmed	Undecided	Unassigned

Bug Description

Hi, I'm using Ubuntu 20.04.2 LTS.

I receiving this message when removing old kernels :

"File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID 1830887: grub-probe"

$ linux-purge -l -k 2
linux-headers-5.4.0-60
linux-headers-5.4.0-60-generic
linux-headers-5.4.0-67
linux-headers-5.4.0-67-generic
linux-image-5.4.0-60-generic
linux-image-5.4.0-67-generic
linux-modules-5.4.0-60-generic
linux-modules-5.4.0-67-generic
linux-modules-extra-5.4.0-60-generic
linux-modules-extra-5.4.0-67-generic
$ sudo apt purge -V $(linux-purge -l -k 2)
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
   linux-headers-5.4.0-60* (5.4.0-60.67)
   linux-headers-5.4.0-60-generic* (5.4.0-60.67)
   linux-headers-5.4.0-67* (5.4.0-67.75)
   linux-headers-5.4.0-67-generic* (5.4.0-67.75)
   linux-image-5.4.0-60-generic* (5.4.0-60.67)
   linux-image-5.4.0-67-generic* (5.4.0-67.75)
   linux-modules-5.4.0-60-generic* (5.4.0-60.67)
   linux-modules-5.4.0-67-generic* (5.4.0-67.75)
   linux-modules-extra-5.4.0-60-generic* (5.4.0-60.67)
   linux-modules-extra-5.4.0-67-generic* (5.4.0-67.75)
0 upgraded, 0 newly installed, 10 to remove and 2 not upgraded.
After this operation, 737 MB disk space will be freed.
Do you want to continue? [Y/n]
(Reading database ... 734435 files and directories currently installed.)
Removing linux-headers-5.4.0-60-generic (5.4.0-60.67) ...
Removing linux-headers-5.4.0-60 (5.4.0-60.67) ...
Removing linux-headers-5.4.0-67-generic (5.4.0-67.75) ...
Removing linux-headers-5.4.0-67 (5.4.0-67.75) ...
Removing linux-modules-extra-5.4.0-60-generic (5.4.0-60.67) ...
Removing linux-image-5.4.0-60-generic (5.4.0-60.67) ...
/etc/kernel/prerm.d/dkms:
dkms: removing: bcmwl 6.30.223.271+bdcom (5.4.0-60-generic) (x86_64)

-------- Uninstall Beginning --------
Module: bcmwl
Version: 6.30.223.271+bdcom
Kernel: 5.4.0-60-generic (x86_64)
-------------------------------------

Status: Before uninstall, this module version was ACTIVE on this kernel.

wl.ko:
- Uninstallation
   - Deleting from: /lib/modules/5.4.0-60-generic/updates/dkms/
- Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.

depmod...

DKMS: uninstall completed.
/etc/kernel/postrm.d/initramfs-tools:
update-initramfs: Deleting /boot/initrd.img-5.4.0-60-generic
/etc/kernel/postrm.d/zz-update-grub:
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/init-select.cfg'
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.4.0-72-generic
Found initrd image: /boot/initrd.img-5.4.0-72-generic
Found linux image: /boot/vmlinuz-5.4.0-71-generic
Found initrd image: /boot/initrd.img-5.4.0-71-generic
Found linux image: /boot/vmlinuz-5.4.0-70-generic
Found initrd image: /boot/initrd.img-5.4.0-70-generic
Found linux image: /boot/vmlinuz-5.4.0-67-generic
Found initrd image: /boot/initrd.img-5.4.0-67-generic
Found Windows Boot Manager on /dev/sda1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for UEFI Firmware Settings
done
Removing linux-modules-extra-5.4.0-67-generic (5.4.0-67.75) ...
Removing linux-image-5.4.0-67-generic (5.4.0-67.75) ...
/etc/kernel/prerm.d/dkms:
dkms: removing: bcmwl 6.30.223.271+bdcom (5.4.0-67-generic) (x86_64)

-------- Uninstall Beginning --------
Module: bcmwl
Version: 6.30.223.271+bdcom
Kernel: 5.4.0-67-generic (x86_64)
-------------------------------------

Status: Before uninstall, this module version was ACTIVE on this kernel.

wl.ko:
- Uninstallation
   - Deleting from: /lib/modules/5.4.0-67-generic/updates/dkms/
- Original module
   - No original module was found for this module on this kernel.
   - Use the dkms install command to reinstall any previous module version.

depmod...

DKMS: uninstall completed.
/etc/kernel/postrm.d/initramfs-tools:
update-initramfs: Deleting /boot/initrd.img-5.4.0-67-generic
/etc/kernel/postrm.d/zz-update-grub:
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/init-select.cfg'
Generating grub configuration file ...
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830887: grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830887: grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830930: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830930: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830940: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830940: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830953: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830953: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830963: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1830963: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831024: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831024: /usr/sbin/grub-probe
Found linux image: /boot/vmlinuz-5.4.0-72-generic
Found initrd image: /boot/initrd.img-5.4.0-72-generic
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831113: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831113: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831127: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831127: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831137: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831137: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831147: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831147: /usr/sbin/grub-probe
Found linux image: /boot/vmlinuz-5.4.0-71-generic
Found initrd image: /boot/initrd.img-5.4.0-71-generic
Found linux image: /boot/vmlinuz-5.4.0-70-generic
Found initrd image: /boot/initrd.img-5.4.0-70-generic
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831526: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID
1831526: /usr/sbin/grub-probe
File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on lvs invocation. Parent PID
1831710: /bin/sh
Found Windows Boot Manager on /dev/sda1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for UEFI Firmware Settings
done
Removing linux-modules-5.4.0-60-generic (5.4.0-60.67) ...
Removing linux-modules-5.4.0-67-generic (5.4.0-67.75) ...
(Reading database ... 661639 files and directories currently installed.)
Purging configuration files for linux-image-5.4.0-60-generic (5.4.0-60.67) ...
Purging configuration files for linux-image-5.4.0-67-generic (5.4.0-67.75) ...
Purging configuration files for linux-modules-5.4.0-60-generic (5.4.0-60.67) ...
Purging configuration files for linux-modules-extra-5.4.0-67-generic (5.4.0-67.75) ...
Purging configuration files for linux-modules-extra-5.4.0-60-generic (5.4.0-60.67) ...
Purging configuration files for linux-modules-5.4.0-67-generic (5.4.0-67.75) ...
$

See original description

Seb Bonnard (sebma) on 2021-04-30

affects:	grub-customizer → ubuntu
affects:	ubuntu → grub2 (Ubuntu)

Seb Bonnard (sebma) on 2021-04-30

description:

updated

Revision history for this message

Launchpad Janitor (janitor) wrote on 2021-05-03:

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in grub2 (Ubuntu):
status:	New → Confirmed

Revision history for this message

Gordon (linux-web-expert) wrote on 2023-03-03:

The only reference I found to this bug was posted here 3 months ago...

https://9to5answer.com/file-descriptor-3-pipe-36899-leaked-on-vgs-invocation-parent-pid-12657-usr-sbin-grub-probe

I too experienced this issue when removing old linux-*-generic|tools kernel headers and files...

sudo apt-get remove `sudo dpkg -l | grep -E "linux-.*?-1[012][0-9]-[a-z]{1,}" | grep ii | awk '{print $2}' | tr '\n' ' '`

Use 'sudo apt autoremove' to remove them.
The following packages will be REMOVED:
linux-headers-5.4.0-107-lowlatency linux-headers-5.4.0-122-lowlatency linux-image-5.4.0-107-lowlatency linux-image-5.4.0-122-lowlatency linux-modules-5.4.0-107-lowlatency
linux-modules-5.4.0-122-lowlatency linux-tools-5.4.0-107-generic linux-tools-5.4.0-122-generic
0 upgraded, 0 newly installed, 8 to remove and 2 not upgraded.
After this operation, 618 MB disk space will be freed.
Do you want to continue? [Y/n] y

The same bug as reported above - please escalate a fix, if it is cosmetic, is there a workaround?

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Ubuntugrub2 package

File descriptor 10 (/var/lib/dpkg/triggers/linux-update-5.4.0-60-generic (deleted)) leaked on vgs invocation. Parent PID 1830887: grub-probe

Bug Description

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Ubuntu
grub2 package