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From:   Shakeel Butt <shakeelb@google.com>
Date:   Mon, 6 Jun 2022 23:36:50 -0700
Message-ID: <CALvZod5XBjw7MZfYSNv-UnE7pHMKTquUNomqyC5T05Qu_ef6Zw@mail.gmail.com>
Subject: Re: [next] arm64: boot failed - next-20220606
To:     Stephen Rothwell <sfr@canb.auug.org.au>
Cc:     Naresh Kamboju <naresh.kamboju@linaro.org>,
        Linux-Next Mailing List <linux-next@vger.kernel.org>,
        open list <linux-kernel@vger.kernel.org>,
        regressions@lists.linux.dev, lkft-triage@lists.linaro.org,
        Linux ARM <linux-arm-kernel@lists.infradead.org>,
        linux-mm <linux-mm@kvack.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Ard Biesheuvel <ardb@kernel.org>,
        Arnd Bergmann <arnd@arndb.de>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Raghuram Thammiraju <raghuram.thammiraju@arm.com>,
        Mark Brown <broonie@kernel.org>, Will Deacon <will@kernel.org>,
        Roman Gushchin <roman.gushchin@linux.dev>,
        Vasily Averin <vvs@openvz.org>,
        Qian Cai <quic_qiancai@quicinc.com>
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On Mon, Jun 6, 2022 at 11:25 PM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> Hi Naresh,
>
> On Tue, 7 Jun 2022 11:00:39 +0530 Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
> >
> > On Mon, 6 Jun 2022 at 17:16, Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
> > >
> > > Linux next-20220606 arm64 boot failed. The kernel boot log is empty.
> > > I am bisecting this problem.
> > >
> > > Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
> > >
> > > The initial investigation show that,
> > >
> > > GOOD: next-20220603
> > > BAD:  next-20220606
> > >
> > > Boot log:
> > > Starting kernel ...
> >
> > Linux next-20220606 and next-20220607 arm64 boot failed.
> > The kernel panic log showing after earlycon.
> >
> > Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
>
> Can you test v5.19-rc1, please?  If that does not fail, then you could
> bisect between that and next-20220606 ...
>

This is already reported at
https://lore.kernel.org/all/Yp4F6n2Ie32re7Ed@qian/ and I think we know
the underlying issue (which is calling virt_to_page() on a vmalloc
address).