Bug 1798139

Summary: VirtIO-SCSI virtual disk cannot be added to VM.
Product: [oVirt] ovirt-engine Reporter: Nisim Simsolo <nsimsolo>
Component: BLL.VirtAssignee: Andrej Krejcir <akrejcir>
Status: CLOSED CURRENTRELEASE QA Contact: Nisim Simsolo <nsimsolo>
Severity: urgent Docs Contact:
Priority: unspecified    
Version: 4.4.0CC: bugs, jzmeskal, lsvaty, mburman, michal.skrivanek, nsimsolo, rbarry, ybenshim
Target Milestone: ovirt-4.4.0Keywords: Regression
Target Release: ---Flags: pm-rhel: ovirt-4.4+
rbarry: blocker?
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: No Doc Update
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2020-05-20 20:03:45 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: Virt RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Attachments:
Description Flags
engine.log
none
vdsm.log none

Description Nisim Simsolo 2020-02-04 16:16:08 UTC 
Description of problem:
When createing a new VM, or after the VM is created, trying to add VirtIO-SCSI disk failed with the next WebAdmin popup failure meassage:
Error while executing action:

new_vm:
Cannot add Virtual Disk. VirtIO-SCSI is disabled for the VM

and with the next vdsm.log warn:
2020-02-04 18:04:10,775+02 WARN  [org.ovirt.engine.core.bll.storage.disk.AddDiskCommand] (default task-9) [bc9490de-858b-4dd8-9896-52f199518c42] Validation of action 'AddDisk' failed for user admin@internal-authz. Reasons: VAR__ACTION__ADD,VAR__TYPE__DISK,CANNOT_PERFORM_ACTION_VIRTIO_SCSI_IS_DISABLED

Version-Release number of selected component (if applicable):
ovirt-engine-4.4.0-0.19.master.el7
vdsm-4.40.2-1.el8ev.x86_64
libvirt-client-6.0.0-2.module+el8.2.0+5513+34927b6c.x86_64
sanlock-3.8.0-2.el8.x86_64

How reproducible:
100%

Steps to Reproduce:
1. Create new VM with VirtIO-SCSI disk
2. Edit existing VM and try to add VirtIO-SCSI disk
3.

Actual results:
1&2: failed with WebAdmin failure: Cannot add Virtual Disk. VirtIO-SCSI is disabled for the VM

Expected results:
It should be possible to add VirtIO-SCSI disk to VM.

Additional info:
vdsm.log and engine.log attached
Comment 1 Nisim Simsolo 2020-02-04 16:23:59 UTC 
Created attachment 1657605 [details]
engine.log
Comment 2 Nisim Simsolo 2020-02-04 16:27:31 UTC 
Created attachment 1657606 [details]
vdsm.log
Comment 3 Nisim Simsolo 2020-02-05 08:50:55 UTC 
Same issue also seen on a different environment.
Comment 4 Michal Skrivanek 2020-02-06 11:11:43 UTC 
*** Bug 1798881 has been marked as a duplicate of this bug. ***
Comment 5 Ryan Barry 2020-02-17 16:32:21 UTC 
*** Bug 1803473 has been marked as a duplicate of this bug. ***
Comment 6 Nisim Simsolo 2020-03-04 11:54:59 UTC 
Verified:
ovirt-engine-4.4.0-0.24.master.el8ev
vdsm-4.40.5-1.el8ev.x86_64
qemu-kvm-4.2.0-13.module+el8.2.0+5898+fb4bceae.x86_64
libvirt-daemon-6.0.0-7.module+el8.2.0+5869+c23fe68b.x86_64
Comment 7 shani 2020-03-23 09:47:49 UTC 
*** Bug 1802661 has been marked as a duplicate of this bug. ***
Comment 8 Sandro Bonazzola 2020-05-20 20:03:45 UTC 
This bugzilla is included in oVirt 4.4.0 release, published on May 20th 2020.

Since the problem described in this bug report should be
resolved in oVirt 4.4.0 release, it has been closed with a resolution of CURRENT RELEASE.

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