Ubuntu
finalrd package

  1. Bug #1920107
  2. Comment #0

Comment 0 for bug 1920107

Revision history for this message
Woodrow Shen (woodrow-shen) wrote : Failed messages of sd-umoun show with reboot/shutdown

We were seeing the same sequence of errors heppened on KVM and ARM device:

"""
[12450.684692] sd-umoun[5922]: Failed to unmount /oldroot: Device or resource busy
[12450.693515] sd-remou[5923]: Failed to remount '/oldroot/run/mnt/data' read-only: Device or resource busy
[12450.704374] sd-umoun[5924]: Failed to unmount /oldroot/run/mnt/data: Device or resource busy
[12450.714225] sd-umoun[5925]: Failed to unmount /oldroot/run: Device or resource busy
[12450.726073] shutdown[1]: Could not detach loopback /dev/loop0: Device or resource busy
[12450.735481] shutdown[1]: Failed to finalize file systems, loop devices, ignoring
[12451.129165] reboot: Power down
"""

[Steps to reproduce]

$ sudo poweroff or $ sudo reboot

There are few issues may be relevant but the PR listed on below was not useful for this case.

https://github.com/systemd/systemd/issues/14298
https://github.com/systemd/systemd/issues/14981
https://github.com/systemd/systemd/pull/15566