diff options
| -rw-r--r-- | target/s390x/cpu_models.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/target/s390x/cpu_models.c b/target/s390x/cpu_models.c index cfdbccf46d..604898a882 100644 --- a/target/s390x/cpu_models.c +++ b/target/s390x/cpu_models.c @@ -716,6 +716,14 @@ CpuModelBaselineInfo *arch_query_cpu_model_baseline(CpuModelInfo *infoa, model.def = s390_find_cpu_def(cpu_type, max_gen, max_gen_ga, model.features); + + /* models without early base features (esan3) are bad */ + if (!model.def) { + error_setg(errp, "No compatible CPU model could be created as" + " important base features are disabled"); + return NULL; + } + /* strip off features not part of the max model */ bitmap_and(model.features, model.features, model.def->full_feat, S390_FEAT_MAX); |