This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1950968
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Tags added: impish
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https://bugs.launchpad.net/bugs/1950968
Title:
v5.15 RT kernel fails to boot on some arm64 instances
Status in linux package in Ubuntu:
Incomplete
Status in linux source package in Jammy:
Incomplete
Bug description:
d2021.10.26/jammy/linux-realtime/5.15.0-1002.2 failed to boot on helo-
kernel.arm64 without any logs.
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Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.15.0-1002-realtime
Found initrd image: /boot/initrd.img-5.15.0-1002-realtime
Found linux image: /boot/vmlinuz-5.13.0-21-generic
Found initrd image: /boot/initrd.img-5.13.0-21-generic
done
. Rebooting for installed Kernel meta package
Traceback (most recent call last):
File "/home/maas/ckct/sut-prep", line 187, in
exit(app.main(args))
File "/home/maas/ckct/sut-prep", line 74, in main
if instance.provision():
File "/home/maas/ckct/lib/target.py", line 1301, in provision
s.reboot(progress=reboot)
File "/home/maas/ckct/lib/target.py", line 621, in reboot
s.wait_for_target()
File "/home/maas/ckct/lib/target.py", line 173, in wait_for_target
raise WaitForTarget(message)
lib.target.WaitForTarget: The specified timeout (30 minutes) was reached
while waiting for the target system (10.229.83.183) to come back up.
WARNING - [2021-11-15 10:42:43.270713]
ssh command (return): uname -vr (0)
5.13.0-21-generic #21-Ubuntu SMP Tue Oct 19 09:01:50 UTC 2021
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