Also, here is /var/log/audit/audit.log contents after I tried to create VM with OVMF:
type=DAEMON_START msg=audit(1444934142.375:5639): auditd start, ver=2.4.2 format=raw kernel=4.3.0-040300rc5-generic auid=4294967295 pid=12344 subj=unconfined res=success type=USER_END msg=audit(1444934148.419:29): pid=11588 uid=0 auid=1000 ses=2 msg='op=PAM:session_close acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' type=CRED_DISP msg=audit(1444934148.419:30): pid=11588 uid=0 auid=1000 ses=2 msg='op=PAM:setcred acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' type=USER_CMD msg=audit(1444934243.028:31): pid=12445 uid=1000 auid=1000 ses=2 msg='cwd="/var/log" cmd=6364206175646974 terminal=pts/1 res=failed' type=USER_CMD msg=audit(1444934248.832:32): pid=12446 uid=1000 auid=1000 ses=2 msg='cwd="/var/log" cmd="-bash" terminal=pts/1 res=success' type=CRED_REFR msg=audit(1444934248.832:33): pid=12446 uid=0 auid=1000 ses=2 msg='op=PAM:setcred acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' type=USER_START msg=audit(1444934248.832:34): pid=12446 uid=0 auid=1000 ses=2 msg='op=PAM:session_open acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' type=VIRT_RESOURCE msg=audit(1444934343.674:35): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=disk reason=start vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 old-disk="?" new-disk="/var/lib/libvirt/images/ubuntu13.10.qcow2" exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=success' type=VIRT_RESOURCE msg=audit(1444934343.674:36): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=disk reason=start vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 old-disk="?" new-disk="/var/lib/libvirt/images/ubuntu-15.04-server-amd64.iso" exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=success' type=VIRT_RESOURCE msg=audit(1444934343.674:37): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=net reason=start vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 old-net="?" new-net="52:54:00:ab:b9:85" exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=success' type=VIRT_RESOURCE msg=audit(1444934343.674:38): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=dev reason=start vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 bus=usb device=555342207265646972646576 exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=success' type=VIRT_RESOURCE msg=audit(1444934343.674:39): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=dev reason=start vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 bus=usb device=555342207265646972646576 exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=success' type=VIRT_RESOURCE msg=audit(1444934343.674:40): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=mem reason=start vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 old-mem=0 new-mem=2097152 exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=success' type=VIRT_RESOURCE msg=audit(1444934343.674:41): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=vcpu reason=start vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 old-vcpu=0 new-vcpu=2 exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=success' type=VIRT_CONTROL msg=audit(1444934343.674:42): pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm op=start reason=booted vm="ubuntu13.10" uuid=e051ead3-f52b-4655-9e83-e7f783a6f912 vm-pid=-1 exe="/usr/sbin/libvirtd" hostname=? addr=? terminal=? res=failed'
Also, here is /var/log/ audit/audit. log contents after I tried to create VM with OVMF:
type=DAEMON_START msg=audit( 1444934142. 375:5639) : auditd start, ver=2.4.2 format=raw kernel= 4.3.0-040300rc5 -generic auid=4294967295 pid=12344 subj=unconfined res=success 1444934148. 419:29) : pid=11588 uid=0 auid=1000 ses=2 msg='op= PAM:session_ close acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' 1444934148. 419:30) : pid=11588 uid=0 auid=1000 ses=2 msg='op=PAM:setcred acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' 1444934243. 028:31) : pid=12445 uid=1000 auid=1000 ses=2 msg='cwd="/var/log" cmd=63642061756 46974 terminal=pts/1 res=failed' 1444934248. 832:32) : pid=12446 uid=1000 auid=1000 ses=2 msg='cwd="/var/log" cmd="-bash" terminal=pts/1 res=success' 1444934248. 832:33) : pid=12446 uid=0 auid=1000 ses=2 msg='op=PAM:setcred acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' 1444934248. 832:34) : pid=12446 uid=0 auid=1000 ses=2 msg='op= PAM:session_ open acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/1 res=success' 1444934343. 674:35) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=disk reason=start vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 old-disk="?" new-disk= "/var/lib/ libvirt/ images/ ubuntu13. 10.qcow2" exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=success' 1444934343. 674:36) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=disk reason=start vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 old-disk="?" new-disk= "/var/lib/ libvirt/ images/ ubuntu- 15.04-server- amd64.iso" exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=success' 1444934343. 674:37) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=net reason=start vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 old-net="?" new-net= "52:54: 00:ab:b9: 85" exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=success' 1444934343. 674:38) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=dev reason=start vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 bus=usb device= 555342207265646 972646576 exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=success' 1444934343. 674:39) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=dev reason=start vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 bus=usb device= 555342207265646 972646576 exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=success' 1444934343. 674:40) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=mem reason=start vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 old-mem=0 new-mem=2097152 exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=success' 1444934343. 674:41) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm resrc=vcpu reason=start vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 old-vcpu=0 new-vcpu=2 exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=success' 1444934343. 674:42) : pid=841 uid=0 auid=4294967295 ses=4294967295 msg='virt=kvm op=start reason=booted vm="ubuntu13.10" uuid=e051ead3- f52b-4655- 9e83-e7f783a6f9 12 vm-pid=-1 exe="/usr/ sbin/libvirtd" hostname=? addr=? terminal=? res=failed'
type=USER_END msg=audit(
type=CRED_DISP msg=audit(
type=USER_CMD msg=audit(
type=USER_CMD msg=audit(
type=CRED_REFR msg=audit(
type=USER_START msg=audit(
type=VIRT_RESOURCE msg=audit(
type=VIRT_RESOURCE msg=audit(
type=VIRT_RESOURCE msg=audit(
type=VIRT_RESOURCE msg=audit(
type=VIRT_RESOURCE msg=audit(
type=VIRT_RESOURCE msg=audit(
type=VIRT_RESOURCE msg=audit(
type=VIRT_CONTROL msg=audit(