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SubjectRe: [PATCH v6 3/4] kunit: Taint the kernel when KUnit tests are run
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On 7/8/22 3:00 PM, Daniel Latypov wrote:
> On Fri, Jul 8, 2022 at 1:22 PM Shuah Khan <skhan@linuxfoundation.org> wrote:
>>
>> On 7/7/22 10:48 PM, David Gow wrote:
>>> Make KUnit trigger the new TAINT_TEST taint when any KUnit test is run.
>>> Due to KUnit tests not being intended to run on production systems, and
>>> potentially causing problems (or security issues like leaking kernel
>>> addresses), the kernel's state should not be considered safe for
>>> production use after KUnit tests are run.
>>>
>>> This both marks KUnit modules as test modules using MODULE_INFO() and
>>> manually taints the kernel when tests are run (which catches builtin
>>> tests).
>>>
>>> Acked-by: Luis Chamberlain <mcgrof@kernel.org>
>>> Tested-by: Daniel Latypov <dlatypov@google.com>
>>> Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
>>> Signed-off-by: David Gow <davidgow@google.com>
>>> ---
>>>
>>> No changes since v5:
>>> https://lore.kernel.org/linux-kselftest/20220702040959.3232874-3-davidgow@google.com/
>>>
>>> No changes since v4:
>>> https://lore.kernel.org/linux-kselftest/20220701084744.3002019-3-davidgow@google.com/
>>>
>>
>> David, Brendan, Andrew,
>>
>> Just confirming the status of these patches. I applied v4 1/3 and v4 3/4
>> to linux-kselftest kunit for 5.20-rc1.
>> I am seeing v5 and v6 now. Andrew applied v5 looks like. Would you like
>> me to drop the two I applied? Do we have to refresh with v6?
>
> Just noting here that there'll be a merge conflict between this patch
> (3/4) and some other patches lined up to go through the kunit tree:
> https://patchwork.kernel.org/project/linux-kselftest/patch/20220625050838.1618469-2-davidgow@google.com/
>
> Not sure how we want to handle that.
>

I can go drop the two patches and have Andrew carry the series through
mm tree.

thanks,
-- Shuah

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