* kubeadm: avoid double deletion of the upgrade prepull DaemonSet ([#80798](https://github.com/kubernetes/kubernetes/pull/80798), [@xlgao-zju](https://github.com/xlgao-zju))
* Fixes problems with connecting to services on localhost on some systems; in particular, DNS queries to systemd-resolved on Ubuntu. ([#80591](https://github.com/kubernetes/kubernetes/pull/80591), [@danwinship](https://github.com/danwinship))

## Known Issues

### Etcd v3.5.[0-2] data corruption

// https://www.iana.org/domains/root/db/call.html
call

// calvinklein : PVH gTLD Holdings LLC
// https://www.iana.org/domains/root/db/calvinklein.html
calvinklein

// cam : Cam Connecting SARL
// https://www.iana.org/domains/root/db/cam.html
cam

// camera : Binky Moon, LLC
// https://www.iana.org/domains/root/db/camera.html
camera

// camp : Binky Moon, LLC

r.Multiply(&x, &xinv) r.reduce() if one != r { t.Errorf("random inversion identity failed, got: %x for field element %x", r, x) } zero := Element{} x.Set(&zero) if xx := xinv.Invert(&x); xx != &xinv { t.Errorf("inverting zero did not return the receiver") } else if xinv.Equal(&zero) != 1 { t.Errorf("inverting zero did not return zero") } } func TestSelectSwap(t *testing.T) { a := Element{358744748052810, 1691584618240980, 977650209285361, 1429865912637724, 560044844278676} b := Element{84926274344903, 473620666599931,...

r.Multiply(&x, &xinv) r.reduce() if one != r { t.Errorf("random inversion identity failed, got: %x for field element %x", r, x) } zero := Element{} x.Set(&zero) if xx := xinv.Invert(&x); xx != &xinv { t.Errorf("inverting zero did not return the receiver") } else if xinv.Equal(&zero) != 1 { t.Errorf("inverting zero did not return zero") } } func TestSelectSwap(t *testing.T) { a := Element{358744748052810, 1691584618240980, 977650209285361, 1429865912637724, 560044844278676} b := Element{84926274344903, 473620666599931,...