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Diffstat (limited to 'releasenotes/notes/bug-1845986-95cbede0a296b088.yaml')
| -rw-r--r-- | releasenotes/notes/bug-1845986-95cbede0a296b088.yaml | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/releasenotes/notes/bug-1845986-95cbede0a296b088.yaml b/releasenotes/notes/bug-1845986-95cbede0a296b088.yaml new file mode 100644 index 0000000000..cbb54cc1ac --- /dev/null +++ b/releasenotes/notes/bug-1845986-95cbede0a296b088.yaml @@ -0,0 +1,21 @@ +--- +issues: + - | + The support for guest RAM encryption using AMD SEV (Secure Encrypted + Virtualization) added in Train is incompatible with a number of image + metadata options: + + - ``hw_scsi_model=virtio-scsi`` and either ``hw_disk_bus=scsi`` or + ``hw_cdrom_bus=scsi`` + - ``hw_video_model=virtio`` + - ``hw_qemu_guest_agent=yes`` + + When used together, the guest kernel can malfunction with repeated warnings + like:: + + NMI watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [system-udevd:272] + + This will be resolved in a future patch release. For more information, + refer to `bug 1845986`__ + + __ https://bugs.launchpad.net/nova/+bug/1845986 |