Bug 2211398

Summary:	modprobe: FATAL: Module kvdo not found in directory
Product:	Red Hat Enterprise Linux 9	Reporter:	Petr Beranek <pberanek>
Component:	lvm2	Assignee:	LVM Team <lvm-team>
lvm2 sub component:	VDO	QA Contact:	cluster-qe <cluster-qe>
Status:	NEW ---	Docs Contact:
Severity:	medium
Priority:	unspecified	CC:	agk, awalsh, heinzm, jbrassow, prajnoha, zkabelac
Version:	9.3
Target Milestone:	rc
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
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Fixed In Version:		Doc Type:	If docs needed, set a value
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Clone Of:		Environment:
Last Closed:		Type:	Bug
Regression:	---	Mount Type:	---
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Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	2180384, 2209174

Description Petr Beranek 2023-05-31 12:48:22 UTC

Description of problem:
When trying to create a VDO lv, the following error pops up:
lvcreate --type vdo --name test-vdo --size 5g --virtualsize 10g vdovg
modprobe: FATAL: Module kvdo not found in directory /lib/modules/5.14.0-316.el9.x86_64
  /usr/sbin/modprobe failed: 1
  vdo: Required device-mapper target(s) not detected in your kernel.
  Run `lvcreate --help' for more information.


Version-Release number of selected component (if applicable):
RHEL-9.3.0-20230524.0
lvm2-libs-2.03.21-1.el9.x86_64
lvm2-2.03.21-1.el9.x86_64
kmod-kvdo-8.2.1.6-86.el9.x86_64
vdo-8.2.0.2-1.el9.x86_64


How reproducible:
always


Steps to Reproduce:
1. Install RHEL with LVM and at least 5GB free space in a volume group
2. "lvcreate --type vdo --name test-vdo --size 5g --virtualsize 10g <vg-name>"


Actual results:
Command results in 'modprobe: FATAL: Module kvdo not found in directory ...' error


Expected results:
No error, VDO volume is created.