diff --git a/cfg/posix.cfg b/cfg/posix.cfg
index c7a6ff440..5890e904e 100644
--- a/cfg/posix.cfg
+++ b/cfg/posix.cfg
@@ -2782,7 +2782,7 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
        fd_set *restrict writefds, fd_set *restrict errorfds,
        const struct timespec *restrict timeout,
        const sigset_t *restrict sigmask);
-	   see http://pubs.opengroup.org/onlinepubs/9699919799/functions/pselect.html -->
+       see http://pubs.opengroup.org/onlinepubs/9699919799/functions/pselect.html -->
   <function name="pselect">
     <noreturn>false</noreturn>
     <returnValue type="int"/>
@@ -4795,6 +4795,25 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
       <not-null/>
     </arg>
   </function>
+  <!-- void posix_trace_event(trace_event_id_t event_id,
+       const void *restrictdata_ptr, size_t data_len); -->
+  <function name="posix_trace_event">
+    <leak-ignore/>
+    <noreturn>false</noreturn>
+    <returnValue type="void"/>
+    <arg nr="1" direction="in">
+      <not-uninit/>
+      <valid>1:</valid>
+    </arg>
+    <arg nr="2" direction="in">
+      <not-uninit/>
+      <not-null/>
+    </arg>
+    <arg nr="3" direction="in">
+      <not-uninit/>
+      <valid>0:</valid>
+    </arg>
+  </function>
   <!-- int posix_trace_getnext_event(trace_id_t trid,
            struct posix_trace_event_info *restrict event,
            void *restrict data, size_t num_bytes,
@@ -5770,7 +5789,7 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
   </function>
   <!-- http://pubs.opengroup.org/onlinepubs/9699919799/functions/sigprocmask.html -->
   <!-- int pthread_sigmask(int how, const sigset_t *restrict set, sigset_t *restrict oset);
-		int sigprocmask(int how, const sigset_t *restrict set, sigset_t *restrict oset); -->
+        int sigprocmask(int how, const sigset_t *restrict set, sigset_t *restrict oset); -->
   <function name="pthread_sigmask,sigprocmask">
     <noreturn>false</noreturn>
     <returnValue type="int"/>
@@ -5908,9 +5927,9 @@ The function 'mktemp' is considered to be dangerous due to race conditions and s
     <leak-ignore/>
     <arg nr="1" direction="out"/>
     <arg nr="2" direction="in">
-		<not-uninit/>
-		<strz/>
-	</arg>
+        <not-uninit/>
+        <strz/>
+    </arg>
     <arg nr="3" direction="in"/>
     <arg nr="4" direction="in"/>
     <arg nr="5"/>
diff --git a/test/cfg/posix.c b/test/cfg/posix.c
index fa34dec54..0bf820c79 100644
--- a/test/cfg/posix.c
+++ b/test/cfg/posix.c
@@ -37,6 +37,14 @@
 #include <strings.h>
 
 #if __TRACE_H__ // <trace.h>
+
+void nullPointer_posix_trace_event(trace_event_id_t event_id, const void* restrictdata_ptr, size_t data_len)
+{
+    // cppcheck-suppress nullPointer
+    (void) posix_trace_event(event_id, NULL, data_len);
+    (void) posix_trace_event(event_id, restrictdata_ptr, 0);
+}
+
 void nullPointer_posix_trace_trygetnext_event(trace_id_t trid,
            struct posix_trace_event_info *event,
            void *data, size_t num_bytes,