On Mon, 2022-02-07 at 16:58 +0100, Peter Georg wrote: > On 07/02/2022 16.28, Alessio wrote: > > On Mon, 2022-02-07 at 16:20 +0100, Peter Georg wrote: > > > glibc-2.34-20 includes a fix to more reliable detect CPU > > > compatibility. > > > See Bug https://bugzilla.redhat.com/show_bug.cgi?id=2040657 > > > > > > Does your CPU support x86-64-v2? > > > > The KVM version I'm using doesn't support that? Could it be? > > Possible. What is your configured KVM CPU model? > A first step might be to check the output of /proc/cpuinfo in your > VM. > > Just to be sure, the host CPU does support x86-64-v2? If this method  is correct, the host CPU supports x86-64-v2, x86-64- v3 and x86-64-v4 While inside the VM, the result is "CPU supports x86-64-v1"  https://itectec.com/unixlinux/how-to-check-if-the-cpu-supports-x86-64-v2/ Thanks, A.