Index: sys/compat/linux/linux_misc.c
===================================================================
--- sys/compat/linux/linux_misc.c
+++ sys/compat/linux/linux_misc.c
@@ -901,7 +901,7 @@
 
 #ifdef DEBUG
 	if (ldebug(mknod))
-		printf(ARGS(mknod, "%s, %d, %d"), path, args->mode, args->dev);
+		printf(ARGS(mknod, "%s, %d, %zd"), path, args->mode, args->dev);
 #endif
 
 	switch (args->mode & S_IFMT) {
@@ -1751,7 +1751,7 @@
 
 #ifdef DEBUG
 	if (ldebug(prctl))
-		printf(ARGS(prctl, "%d, %d, %d, %d, %d"), args->option,
+		printf(ARGS(prctl, "%d, %zd, %zd, %zd, %zd"), args->option,
 		    args->arg2, args->arg3, args->arg4, args->arg5);
 #endif
 
Index: sys/compat/linux/linux_signal.c
===================================================================
--- sys/compat/linux/linux_signal.c
+++ sys/compat/linux/linux_signal.c
@@ -466,7 +466,7 @@
 #ifdef DEBUG
 		if (ldebug(rt_sigtimedwait))
 			printf(LMSG("linux_rt_sigtimedwait: "
-			    "incoming timeout (%d/%d)\n"),
+			    "incoming timeout (%zd/%zd)\n"),
 			    ltv.tv_sec, ltv.tv_usec);
 #endif
 		tv.tv_sec = (long)ltv.tv_sec;
Index: sys/compat/linux/linux_stats.c
===================================================================
--- sys/compat/linux/linux_stats.c
+++ sys/compat/linux/linux_stats.c
@@ -496,7 +496,7 @@
 {
 #ifdef DEBUG
 	if (ldebug(ustat))
-		printf(ARGS(ustat, "%d, *"), args->dev);
+		printf(ARGS(ustat, "%zd, *"), args->dev);
 #endif
 
 	return (EOPNOTSUPP);