diff --git a/src/intel/compiler/elk/elk_eu.h b/src/intel/compiler/elk/elk_eu.h
index c003258830f..15f868fd9de 100644
--- a/src/intel/compiler/elk/elk_eu.h
+++ b/src/intel/compiler/elk/elk_eu.h
@@ -1918,6 +1918,7 @@ static inline int
 next_offset(struct elk_codegen *p, void *store, int offset)
 {
    const struct intel_device_info *devinfo = p->devinfo;
+   assert((char *)store + offset < (char *)p->store + p->next_insn_offset);
    elk_inst *insn = (elk_inst *)((char *)store + offset);
 
    if (elk_inst_cmpt_control(devinfo, insn))