Fix ARM 32-bit panics

internal/httpauth/client.go

@@ -46,7 +46,8 @@ type HTTPError struct {
 // Client implements Client for auth services.
 // As Client needs to dial both with reusing address and without it, it uses two http clients: reuseClient and client.
 type Client struct {
-	nonce       uint64 // has to be handled with the atomic package at all time, needs to be 8 byte aligned
+	// atomic requires 64-bit alignment for struct field access
+	nonce       uint64
 	mu          sync.Mutex
 	client      *http.Client
 	reuseClient *http.Client

pkg/router/route_group.go

@@ -60,15 +60,16 @@ func DefaultRouteGroupConfig() *RouteGroupConfig {
 // RouteGroup should implement 'io.ReadWriteCloser'.
 // It implements 'net.Conn'.
 type RouteGroup struct {
+	// atomic requires 64-bit alignment for struct field access
+	lastSent int64
+
 	mu sync.Mutex
 
 	cfg    *RouteGroupConfig
 	logger *logging.Logger
 	desc   routing.RouteDescriptor // describes the route group
 	rt     routing.Table
 
-	lastSent int64
-
 	// 'tps' is transports used for writing/forward rules.
 	// It should have the same number of elements as 'fwd'
 	// where each element corresponds with the adjacent element in 'fwd'.

pkg/transport/log.go

@@ -18,6 +18,7 @@ import (
 // LogEntry represents a logging entry for a given Transport.
 // The entry is updated every time a packet is received or sent.
 type LogEntry struct {
+	// atomic requires 64-bit alignment for struct field access
 	RecvBytes uint64 `json:"recv"` // Total received bytes.
 	SentBytes uint64 `json:"sent"` // Total sent bytes.
 }