Messages in this thread | | | From | David Gow <> | Date | Sat, 9 Jul 2022 11:35:27 +0800 | Subject | Re: [PATCH v6 3/4] kunit: Taint the kernel when KUnit tests are run |
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On Sat, Jul 9, 2022 at 5:24 AM Shuah Khan <skhan@linuxfoundation.org> wrote: > > On 7/8/22 3:22 PM, Shuah Khan wrote: > > 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. > > > > Sorry spoke too soon. Yes there are others that might have conflicts as > Daniel pointed out: > > https://patchwork.kernel.org/project/linux-kselftest/patch/20220625050838.1618469-2-davidgow@google.com/ > > thanks, > -- Shuah >
Thanks everyone for pointing these out.
I've rebased the other series (the KUnit module support one: https://lore.kernel.org/linux-kselftest/20220709032001.819487-1-davidgow@google.com/ ) on top of this.
If they all go in via the kselftest/kunit tree, everything should be fine now.
Cheers, -- David [unhandled content-type:application/pkcs7-signature] | |