From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 References: <87zhibwgzm.fsf@rpws.prws.suse.cz> In-Reply-To: <87zhibwgzm.fsf@rpws.prws.suse.cz> From: "Dmitry Vyukov" Date: Tue, 8 Oct 2019 14:53:24 +0200 Message-ID: Subject: Re: [Automated-testing] syzkaller reproducers Content-Type: text/plain; charset="UTF-8" List-ID: To: rpalethorpe@suse.de Cc: automated-testing@yoctoproject.org, Shuah Khan , "open list:KERNEL SELFTEST FRAMEWORK" , kernelci@groups.io, syzkaller On Tue, Oct 8, 2019 at 2:37 PM Richard Palethorpe wrote: > > Hello, > > Dmitry Vyukov writes: > > > Hi Shuah, > > > > We discussed collecting and uploading all syzkaller reproducers > > somewhere. You wanted to see how they look. I've uploaded all current > > reproducers here: > > https://github.com/dvyukov/syzkaller-repros > > Minimalistic build/run scripts are included. > > +some testing mailing lists too as this can be used as a test suite > > If you have any potential uses for this, you are welcome to use it. > > But then we probably need to find some more official and shared place > > for them than my private github. > > The test programs can also be bulk updated if necessary, because all > > of this is auto-generated. > > > > Thanks > > I discussed this a bit with Metan. We think it would be fairly trivial > to create an LTP wrapper for these. > > So we just create an LTP test which forks and execs one of these > reproducers then checks for kernel taints after the child completes or > is killed. It can take the reproducer path as an argument and we can > generate a runtest file with all the reproducers in that we are able to > compile. > > I imagine a lot of these reproducers will not work on older kernels, so > this would just be a best efforts basis. We would ignore any problems > during execution unless there is a kernel error. > > This should work with existing LTP runners with maybe a minor change or > two to building and configuration. > > I will start experimenting with this and post the results to the LTP > mailing list. Hi Richard, Sounds great! Yes, these are totally best effort. May also require some configs, etc. Also note that each should be run in a clean temp dir and with a timeout b/c some have an infinite loop.