linux-kernel - [PATCH 0/8] tracing: probes: Fixes and enhancing error logs

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Message-ID:  <174055071644.4079315.12468865615828925878.stgit@mhiramat.tok.corp.google.com>
Date: Wed, 26 Feb 2025 15:18:37 +0900
From: "Masami Hiramatsu (Google)" <mhiramat@...nel.org>
To: Steven Rostedt <rostedt@...dmis.org>,
	Shuah Khan <shuah@...nel.org>
Cc: Masami Hiramatsu <mhiramat@...nel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Hari Bathini <hbathini@...ux.ibm.com>,
	linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	linux-kselftest@...r.kernel.org
Subject: [PATCH 0/8] tracing: probes: Fixes and enhancing error logs

The following series fixes some bugs and adding some error messages
which are not handled.
This also add some selftests which tests the new error messages.

Thank you,

---

Masami Hiramatsu (Google) (8):
      tracing: tprobe-events: Fix a memory leak when tprobe with $retval
      tracing: tprobe-events: Reject invalid tracepoint name
      tracing: fprobe-events: Log error for exceeding the number of entry args
      tracing: probe-events: Log errro for exceeding the number of arguments
      tracing: probe-events: Remove unused MAX_ARG_BUF_LEN macro
      selftests/ftrace: Expand the tprobe event test to check wrong format
      selftests/ftrace: Add new syntax error test
      selftests/ftrace: Add dynamic events argument limitation test case


 kernel/trace/trace_eprobe.c                        |    2 +
 kernel/trace/trace_fprobe.c                        |   25 +++++++++++-
 kernel/trace/trace_kprobe.c                        |    5 ++
 kernel/trace/trace_probe.h                         |    6 ++-
 kernel/trace/trace_uprobe.c                        |    9 +++-
 .../ftrace/test.d/dynevent/add_remove_tprobe.tc    |   14 +++++++
 .../ftrace/test.d/dynevent/dynevent_limitations.tc |   42 ++++++++++++++++++++
 .../ftrace/test.d/dynevent/fprobe_syntax_errors.tc |    1 
 8 files changed, 98 insertions(+), 6 deletions(-)
 create mode 100644 tools/testing/selftests/ftrace/test.d/dynevent/dynevent_limitations.tc

--
Masami Hiramatsu (Google) <mhiramat@...nel.org>