Make runtests.sh output test to dmesg

Can be useful to figure out which test crashed.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/test/runtests.sh b/test/runtests.sh
index 8307eac..6e5391a 100755
--- a/test/runtests.sh
+++ b/test/runtests.sh
@@ -7,7 +7,7 @@
 FAILED=""
 
 for t in $TESTS; do
-	echo Running test $t
+	echo Running test $t | tee > /dev/kmsg
 	timeout -s INT $TIMEOUT ./$t
 	r=$?
 	if [ "${r}" -eq 124 ]; then