Check that we can't jump to input hook from output.
Signed-off-by: Florian Westphal <fw@xxxxxxxxx>
---
.../shell/testcases/chains/jump_to_base_chain | 25 +++++++++++++++++++
1 file changed, 25 insertions(+)
create mode 100755 tests/shell/testcases/chains/jump_to_base_chain
diff --git a/tests/shell/testcases/chains/jump_to_base_chain b/tests/shell/testcases/chains/jump_to_base_chain
new file mode 100755
index 000000000000..d71da4cf35eb
--- /dev/null
+++ b/tests/shell/testcases/chains/jump_to_base_chain
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+$NFT -f - <<EOF
+table t {
+ chain i {
+ type filter hook input priority 0
+ }
+
+ chain o {
+ type filter hook output priority 0
+ jump c
+ }
+
+ chain c {
+ jump i
+ }
+}
+EOF
+
+if [ $? -eq 0 ];then
+ echo "E: Accepted jump to a base chain"
+ exit 1
+fi
+
+exit 0
--
2.44.2
