On Wed, Apr 8, 2015, at 06:54 AM, Marian Csontos wrote: > Is it a home-brewed kernel? Have you tried with a different one? I was able to find, install an older kernel uname -rm 3.16.7-7-default x86_64 It makes no difference. Still can't create the LV vcreate -L 30G -n LV_TEST /dev/VG0 /dev/md1: lseek 18446744071795900416 failed: Invalid argument LT _______________________________________________ linux-lvm mailing list linux-lvm@redhat.com https://www.redhat.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/