- Kubeadm: prevent potential hanging of commands such as "kubeadm reset" if the apiserver endpoint is not reachable. ([#84648](https://github.com/kubernetes/kubernetes/pull/84648), [@neolit123](https://github.com/neolit123))

{ return nil, nil, errors.New("extendedGCD: both a and m are even") } size := max(len(a.limbs), len(m.limbs)) u = NewNat().set(a).expand(size) v := NewNat().set(m).expand(size) A = NewNat().reset(len(m.limbs)) A.limbs[0] = 1 B := NewNat().reset(len(a.limbs)) C := NewNat().reset(len(m.limbs)) D := NewNat().reset(len(a.limbs)) D.limbs[0] = 1 // Before and after each loop iteration, the following hold: // // u = A*a - B*m // v = D*m - C*a // 0 < u <= a // 0 <= v <= m // 0 <= A < m // 0 <= B <= a // 0...

the Go 1.23 behavior.

### Go 1.23

Go 1.23 changed the channels created by package time to be unbuffered
(synchronous), which makes correct use of the [`Timer.Stop`](/pkg/time/#Timer.Stop)
and [`Timer.Reset`](/pkg/time/#Timer.Reset) method results much easier.
The [`asynctimerchan` setting](/pkg/time/#NewTimer) disables this change.
There are no runtime metrics for this change,
This setting will be removed in Go 1.27.

// n, including the terminal newline and an occasional carriage return.
// If addNewline is false, the \r and \n are not emitted.
func genLine(buf *bytes.Buffer, lineNum, n int, addNewline bool) {
	buf.Reset()
	doCR := lineNum%5 == 0
	if doCR {
		n--
	}
	for i := 0; i < n-1; i++ { // Stop early for \n.
		c := 'a' + byte(lineNum+i)
		if c == '\n' || c == '\r' { // Don't confuse us.
			c = 'N'
		}

{ return nil, nil, errors.New("extendedGCD: both a and m are even") } size := max(len(a.limbs), len(m.limbs)) u = NewNat().set(a).expand(size) v := NewNat().set(m).expand(size) A = NewNat().reset(len(m.limbs)) A.limbs[0] = 1 B := NewNat().reset(len(a.limbs)) C := NewNat().reset(len(m.limbs)) D := NewNat().reset(len(a.limbs)) D.limbs[0] = 1 // Before and after each loop iteration, the following hold: // // u = A*a - B*m // v = D*m - C*a // 0 < u <= a // 0 <= v <= m // 0 <= A < m // 0 <= B <= a // 0...

- If `kubeadm reset` finds no etcd member ID for the peer it removes during the `remove-etcd-member` phase, it continues immediately to other phases, instead of retrying the phase for up to 3 minutes before continuing. ([#118057](https://github.com/kubernetes/kubernetes/pull/118057),...

* Update Calico version to v2.6.6 ([#58482](https://github.com/kubernetes/kubernetes/pull/58482), [@tmjd](https://github.com/tmjd))
* Correctly handle transient connection reset errors on GET requests from client library. ([#58520](https://github.com/kubernetes/kubernetes/pull/58520), [@porridge](https://github.com/porridge))

        log.warn("RDMA error occurred: {}", error.getMessage());
        
        if (isRecoverableError(error)) {
            // Attempt to recover connection
            try {
                connection.reset();
                log.info("RDMA connection recovered");
            } catch (Exception e) {
                log.error("Failed to recover RDMA connection", e);
                fallbackToTcp(connection);

			if maxRetries == 0 {
				goto retry
			}
			retries++
			if retries <= maxRetries {
				goto retry
			}
		}

		entries = make([]any, 0)
		count = 0
		if !isDirQueue {
			buf.Reset()
		}

		if !mainWorker && len(h.logCh) < cap(h.logCh)/2 {
			if time.Since(h.lastStarted).Seconds() > 30 {
				return
			}
		}
	}
}

- Kubeadm: remove the deprecated / NO-OP phase `update-cluster-status` in `kubeadm reset` ([#105888](https://github.com/kubernetes/kubernetes/pull/105888), [@neolit123...