Fix copy arguments for strict aligned architectures in ktrace decoding (

elastic#36976)

Small typo. In practice only affects arm32 and arm64 as I doubt there are users
of other architectures around.

CHANGELOG-developer.next.asciidoc

@@ -89,7 +89,8 @@ The list below covers the major changes between 7.0.0-rc2 and main only.
 - Fixed some race conditions in tests {pull}36185[36185]
 - Re-enable HTTPJSON fixed flakey test. {issue}34929[34929] {pull}36525[36525]
 - Make winlogbeat/sys/wineventlog follow the unsafe.Pointer rules. {pull}36650[36650]
-- Cleaned up documentation errors & fixed a minor bug in Filebeat Azure blob storage input. {pull}36714[36714] 
+- Cleaned up documentation errors & fixed a minor bug in Filebeat Azure blob storage input. {pull}36714[36714]
+- Fix copy arguments for strict aligned architectures. {pull}36976[36976]
 
 ==== Added
 

CHANGELOG.next.asciidoc

@@ -180,6 +180,7 @@ is collected by it.
 *Auditbeat*
 
 - Add `ignore_errors` option to audit module. {issue}15768[15768] {pull}36851[36851]
+- Fix copy arguments for strict aligned architectures. {pull}36976[36976]
 
 *Filebeat*
 

x-pack/auditbeat/tracing/int_aligned.go

@@ -16,7 +16,7 @@ import (
 var errBadSize = errors.New("bad size for integer")
 
 func copyInt(dst unsafe.Pointer, src unsafe.Pointer, len uint8) error {
-	copy((*(*[maxIntSizeBytes]byte)(src))[:len], (*(*[maxIntSizeBytes]byte)(src))[:len])
+	copy((*(*[maxIntSizeBytes]byte)(dst))[:len], (*(*[maxIntSizeBytes]byte)(src))[:len])
 	return nil
 }