Build locks up on these 22 models

x2ascsqzfc x2oaf x2oaf2 x2iopseib1 x2iopseib3 x2iopsush2a x2susim x2sushtts x2iopsush34 x2susomc x2iopcdsh8 x2susauxh8 x2psldbb x2pslfss x2psliss x2pemex x2sustmsx x2iscey x2caley x2iopseiey x2susetmypi x2sysexauxsdf x2sysextcssdf

on DTS1, building with 5.1.0~dev1 packages.