diff --git a/target/riscv/gdbstub.c b/target/riscv/gdbstub.c
index ca78682cf4..a7a9c0b1fe 100644
--- a/target/riscv/gdbstub.c
+++ b/target/riscv/gdbstub.c
@@ -170,7 +170,7 @@ static int riscv_gen_dynamic_csr_xml(CPUState *cs, int base_reg)
 
     for (i = 0; i < CSR_TABLE_SIZE; i++) {
         predicate = csr_ops[i].predicate;
-        if (predicate && !predicate(env, i)) {
+        if (predicate && (predicate(env, i) == RISCV_EXCP_NONE)) {
             if (csr_ops[i].name) {
                 g_string_append_printf(s, "<reg name=\"%s\"", csr_ops[i].name);
             } else {