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-rw-r--r--target/s390x/helper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target/s390x/helper.c b/target/s390x/helper.c
index b810ad431e..ed72684911 100644
--- a/target/s390x/helper.c
+++ b/target/s390x/helper.c
@@ -89,7 +89,7 @@ hwaddr s390_cpu_get_phys_addr_debug(CPUState *cs, vaddr vaddr)
 static inline bool is_special_wait_psw(uint64_t psw_addr)
 {
     /* signal quiesce */
-    return psw_addr == 0xfffUL;
+    return (psw_addr & 0xfffUL) == 0xfffUL;
 }
 
 void s390_handle_wait(S390CPU *cpu)