Bug 1959360

Summary:	[OSP 16.2] SEV enabled instance unable to hard reboot
Product:	Red Hat OpenStack	Reporter:	Lee Yarwood <lyarwood>
Component:	openstack-nova	Assignee:	Lee Yarwood <lyarwood>
Status:	CLOSED ERRATA	QA Contact:	Archit Modi <amodi>
Severity:	high	Docs Contact:
Priority:	high
Version:	16.2 (Train)	CC:	amodi, dasmith, egallen, eglynn, jhakimra, kchamart, sbauza, sgordon, vromanso
Target Milestone:	---	Keywords:	Patch, Triaged
Target Release:	---
Hardware:	x86_64
OS:	Linux
Whiteboard:
Fixed In Version:	openstack-nova-20.6.2-2.20210602114809.c5619c7.el8ost	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-09-15 07:14:40 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	1794216, 1832834, 1833442, 1913699

Description Lee Yarwood 2021-05-11 11:14:07 UTC

Description of problem:

Hard rebooting a SEV enabled instance fails with a NotImplementedError raised as the image_meta stashed in the system_metadata of the instance doesn't contain the image name or id:

2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/compute/manager.py", line 3739, in _reboot_instance
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server bad_volumes_callback=bad_volumes_callback)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 3292, in reboot
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server block_device_info)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 3386, in _hard_reboot
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server mdevs=mdevs)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 6331, in _get_guest_xml
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server context, mdevs)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 5949, in _get_guest_config
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server flavor, image_meta)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 5504, in _get_guest_memory_backing_config
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server if self._sev_enabled(flavor, image_meta):
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/virt/libvirt/driver.py", line 6117, in _sev_enabled
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server mach_type)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/nova/virt/hardware.py", line 1271, in get_mem_encryption_constraint
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server image_meta.name)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/oslo_versionedobjects/base.py", line 67, in getter
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server self.obj_load_attr(name)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/oslo_versionedobjects/base.py", line 603, in obj_load_attr
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server _("Cannot load '%s' in the base class") % attrname)
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server NotImplementedError: Cannot load 'name' in the base class
2021-05-10 16:50:24.847 7 ERROR oslo_messaging.rpc.server

Comment 1 Lee Yarwood 2021-06-01 11:47:19 UTC

*** Bug 1794216 has been marked as a duplicate of this bug. ***

Comment 16 errata-xmlrpc 2021-09-15 07:14:40 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (Red Hat OpenStack Platform (RHOSP) 16.2 enhancement advisory), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHEA-2021:3483