Looks like this bug is not actual.
Current values
for Centos target OS: console=ttyS0,9600 console=tty0 biosdevname=0 crashkernel=none rootdelay=90 nomodeset
for Ubuntu target OS: console=ttyS0,9600 console=tty0 net.ifnames=0 biosdevname=0 rootdelay=90 nomodeset
and we don't have any specific values for bootstrap
Looks like this bug is not actual.
Current values
for Centos target OS:
console=ttyS0,9600 console=tty0 biosdevname=0 crashkernel=none rootdelay=90 nomodeset
for Ubuntu target OS:
console=ttyS0,9600 console=tty0 net.ifnames=0 biosdevname=0 rootdelay=90 nomodeset
and we don't have any specific values for bootstrap