nuttxpr commented on PR #14069:
URL: https://github.com/apache/nuttx/pull/14069#issuecomment-2406363159

   [**\[Experimental Bot, please feedback 
here\]**](https://github.com/search?q=repo%3Aapache%2Fnuttx+13552&type=issues)
   
   
   
   The PR summary and impact sections are lacking and don't meet the NuttX 
requirements. Here's a breakdown and suggestions for improvement:
   
   **What's Missing/Needs Improvement:**
   
   * **Summary:**
       * **Why is the change necessary?** The summary mentions a bug 
("Assertion failed") but doesn't explain *why* clearing the TCB group after 
`group_release` is the correct solution. 
       * **What functional part is being changed?** Be more specific than 
"task_exit." Which functions are modified? What data structures are affected?
       * **How does the change work?**  Provide a concise explanation of the 
mechanism used to clear the TCB group.
   
   * **Impact:**
       * **Is a new feature added?**  Unclear. The description suggests a bug 
fix, which wouldn't be a new feature.
       * **Impact on the user?** It's crucial to analyze if this change might 
cause applications to behave differently.  
       * **Other impacts:** The PR only mentions "task_exit." Analyze and 
address all other potential impacts (build process, hardware, documentation, 
security, compatibility).
   
   **How to Improve the PR Description:**
   
   1. **Explain the Bug:** Clearly describe the root cause of the assertion 
failure. Why does `nxsig_action` using the TCB group during `group_release` 
lead to an issue?
   2. **Solution Details:** Provide a step-by-step explanation of how clearing 
the TCB group resolves the problem.
   3. **Functional Impact:** Be specific about which functions or modules are 
directly affected by the code changes.
   4. **User Impact:** Will this fix change any behavior observable by 
applications running on NuttX? If so, how?
   5. **Thorough Impact Assessment:**  Address *all* impact categories listed 
in the requirements. Even if an impact is "NO," state it explicitly (e.g., 
"Impact on build: NO").
   6. **Testing Clarity:**
       * **Environment Details:** Provide complete information about your build 
host and target environments (OS versions, compiler versions, specific board 
models).
       * **Relevant Test Logs:**  The current logs are not informative. Include 
only the relevant portions of the logs that demonstrate the bug before the fix 
and the successful behavior after the fix.
   
   **Example of an Improved Summary:**
   
   > **Fix: Assertion failure in `nxsig_action` during `group_release`**
   
   > This PR addresses an assertion failure occurring in `nxsig_action` when a 
task exits while a signal is being delivered to its group. The issue arises 
because `nxsig_action` attempts to access the task's TCB group information 
during `group_release`, which may have already freed the group data.  
   
   > The fix ensures that the TCB group is explicitly cleared before 
`group_release` is called, preventing the invalid memory access and resolving 
the assertion failure.
   
   By providing a more detailed and comprehensive PR description, you make it 
easier for reviewers to understand your changes and ensure they meet the NuttX 
project's standards. 
   


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