Re: [PATCH] kernel/sysctl-test: Unregister sysctl table after test completion

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On Thu, May 22, 2025 at 11:53:15AM -0700, Guenter Roeck wrote:
> On Wed, May 21, 2025 at 06:32:11PM -0700, Guenter Roeck wrote:
> > One of the sysctl tests registers a valid sysctl table. This operation
> > is expected to succeed. However, it does not unregister the table after
> > executing the test. If the code is built as module and the module is
> > unloaded after the test, the next operation trying to access the table
> > (such as 'sysctl -a') will trigger a crash.
> > 
> > Unregister the registered table after test completiion to solve the
> > problem.
> > 
> 
> Never mind, I just learned that a very similar patch has been submitted
> last December or so but was rejected, and that the acceptable (?) fix seems
> to be stalled.
> 
> Sorry for the noise.
> 
> Guenter

Hey Guenter

It is part of what is getting sent for 6.16 [1]
That test will move out of kunit into self-test.

Best


[1] https://sysctl-dev-rtd.readthedocs.io/en/latest/release.html#patch-0-4-sysctl-move-the-u8-range-check-test-to-lib-test-sysctl-c

-- 

Joel Granados

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