> Steps to Reproduce:
> 1. lvcreate --size 5G -s -n s1519859674 /dev/datavg/lv_kvmdata
>
> Actual Results:
> device-mapper: remove ioctl on (254:13) failed: Device or resource busy
> Logical volume "s1519859674" created.
>
Can you run "lvcreate -vvv ..." to get verbose output? and other commands:
$lsblk
$dmsetup ls --tree
$dmsetup info -c