diff --git a/cfg/gnu.cfg b/cfg/gnu.cfg
index 75823db77..37652b565 100644
--- a/cfg/gnu.cfg
+++ b/cfg/gnu.cfg
@@ -1585,6 +1585,16 @@
       <not-uninit/>
     </arg>
   </function>
+  <!-- https://man7.org/linux/man-pages/man3/error.3.html -->
+  <!-- void error(int status, int errnum, const char *format, ...); -->
+  <function name="error">
+    <noreturn>true</noreturn>
+    <leak-ignore/>
+    <returnValue type="void"/>
+    <arg nr="any" direction="in">
+      <not-uninit/>
+    </arg>
+  </function>
   <!-- ########## Resource allocation ########## -->
   <resource>
     <alloc init="true">mkostemp</alloc>
diff --git a/test/cfg/gnu.c b/test/cfg/gnu.c
index 6011ad44f..f8ce29abd 100644
--- a/test/cfg/gnu.c
+++ b/test/cfg/gnu.c
@@ -23,7 +23,15 @@
 #include <sys/epoll.h>
 #endif
 #include <strings.h>
+#include <error.h>
 
+void unreachableCode_error(void) // #11197
+{
+    error(1, 0, ""); // will call exit() if the first parameter is non-zero
+    // cppcheck-suppress unusedVariable
+    // TODO cppcheck-suppress unreachableCode
+    int i;
+}
 
 int nullPointer_getservent_r(struct servent *restrict result_buf, char *restrict buf, size_t buflen, struct servent **restrict result)
 {