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Date:   Wed, 9 Sep 2020 10:46:19 +1000
From:   Stephen Rothwell <sfr@canb.auug.org.au>
To:     Randy Dunlap <rdunlap@infradead.org>
Cc:     Brendan Higgins <brendanhiggins@google.com>,
        Linux Next Mailing List <linux-next@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Andrey Ryabinin <ryabinin.a.a@gmail.com>,
        Shuah Khan <skhan@linuxfoundation.org>
Subject: Re: linux-next: Tree for Sep 2 (lib/ubsan.c)
Message-ID: <20200909104619.0902238c@canb.auug.org.au>
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Hi Randy,

On Tue, 8 Sep 2020 07:38:31 -0700 Randy Dunlap <rdunlap@infradead.org> wrot=
e:
>
> On 9/4/20 12:59 AM, Brendan Higgins wrote:
> > On Thu, Sep 3, 2020 at 11:12 PM Randy Dunlap <rdunlap@infradead.org> wr=
ote: =20
> >>
> >> On 9/2/20 8:44 AM, Randy Dunlap wrote: =20
> >>> On 9/2/20 1:09 AM, Stephen Rothwell wrote: =20
> >>>> Hi all,
> >>>>
> >>>> Changes since 20200828:
> >>>> =20
> >>>
> >>>
> >>> on i386:
> >>>
> >>> ../lib/ubsan.c: In function =E2=80=98ubsan_prologue=E2=80=99:
> >>> ../lib/ubsan.c:141:2: error: implicit declaration of function =E2=80=
=98kunit_fail_current_test=E2=80=99; did you mean =E2=80=98kunit_init_test=
=E2=80=99? [-Werror=3Dimplicit-function-declaration]
> >>>   kunit_fail_current_test();
> >>>
> >>>
> >>> Full randconfig file is attached.
> >>> =20
> >>
> >> Hi Brendan,
> >>
> >> Do you know anything about this build error?
> >>
> >> I can't find kunit_fail_current_test() anywhere. =20
> >=20
> > Yeah, this got applied for some reason without the prerequisite
> > patches. It is from a two patch series, the other being here:
> >=20
> > https://lore.kernel.org/linux-kselftest/20200813205722.1384108-1-urielg=
uajardojr@gmail.com/
> >=20
> > which in turn depends on another patchset which didn't make it into 5.9.
> >=20
> > Again, I don't know why this was applied without it's prereqs. Sorry ab=
out that.
> >  =20
>=20
> Well.  Who is responsible for this small mess?
> It is still killing linux-next builds for me (2020-0908).

It came in via the kunit-next tree (Shuah cc'd).  I will revert commit
abe83f7621ee ("kunit: ubsan integration") today.

--=20
Cheers,
Stephen Rothwell

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