From: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Add "wprobe_syntax_errors.tc" testcase for testing syntax errors
of the watch probe events.
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
---
Changes in v14:
- Update comment for invalid offset syntax check to BAD_PROBE_ADDR.
- Add testcase for invalid address 0 error check (BAD_ACCESS_ADDR).
Changes in v12:
- Add NO_ARG_BODY error case.
Changes in v11:
- Add WPROBE_NO_MAXACT syntax error case.
---
.../test.d/dynevent/wprobes_syntax_errors.tc | 23 ++++++++++++++++++++
1 file changed, 23 insertions(+)
create mode 100644 tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc
diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc
new file mode 100644
index 000000000000..e0df58fe7aa3
--- /dev/null
+++ b/tools/testing/selftests/ftrace/test.d/dynevent/wprobes_syntax_errors.tc
@@ -0,0 +1,23 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+# description: Watch probe event parser error log check
+# requires: dynamic_events "w[:[<group>/][<event>]] [r|w|rw]@<addr>[:<len>]":README
+
+check_error() { # command-with-error-pos-by-^
+ ftrace_errlog_check 'wprobe' "$1" 'dynamic_events'
+}
+
+check_error '^w' # NO_ARG_BODY
+check_error 'w^10 w@jiffies' # WPROBE_NO_MAXACT
+check_error 'w ^symbol' # BAD_ACCESS_FMT
+check_error 'w ^a@symbol' # BAD_ACCESS_TYPE
+check_error 'w w@^symbol' # BAD_ACCESS_ADDR
+check_error 'w w@^0:4' # BAD_ACCESS_ADDR
+check_error 'w w@jiffies^+offset' # BAD_PROBE_ADDR
+check_error 'w w@jiffies:^100' # BAD_ACCESS_LEN
+check_error 'w w@jiffies ^$arg1' # BAD_VAR
+check_error 'w w@jiffies ^$retval' # BAD_VAR
+check_error 'w w@jiffies ^$stack' # BAD_VAR
+check_error 'w w@jiffies ^%ax' # BAD_VAR
+
+exit 0