ALP-current ALP-current-RT SLE12-SP5 SLE12-SP5-AZURE SLE12-SP5-RT SLE15-SP2-EB SLE15-SP2-RT SLE15-SP3-RT SLE15-SP4 SLE15-SP4-AZURE SLE15-SP4-RT SLE15-SP5 SLE15-SP5-AZURE SLE15-SP5-RT linux-next master packaging scripts stable vanilla