linux-kernel - Re: WARNING: at drivers/opp/core.c:678 dev_pm_opp_set_rate+0x4cc/0x5d4

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Date:   Fri, 28 Aug 2020 10:21:28 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Naresh Kamboju <naresh.kamboju@...aro.org>,
        open list <linux-kernel@...r.kernel.org>,
        Linux PM <linux-pm@...r.kernel.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        lkft-triage@...ts.linaro.org,
        Stephan Gerhold <stephan@...hold.net>,
        Rajendra Nayak <rnayak@...eaurora.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Krzysztof Kozlowski <krzk@...nel.org>, sbhanu@...eaurora.org,
        Sibi Sankar <sibis@...eaurora.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        Stephen Boyd <sboyd@...nel.org>, nm@...com
Subject: Re: WARNING: at drivers/opp/core.c:678
 dev_pm_opp_set_rate+0x4cc/0x5d4 - on arm x15

On 27-08-20, 21:18, Stephen Rothwell wrote:
> Hi Viresh,
> 
> On Thu, 27 Aug 2020 15:16:51 +0530 Viresh Kumar <viresh.kumar@...aro.org> wrote:
> >
> > On 27-08-20, 15:04, Naresh Kamboju wrote:
> > > While boot testing arm x15 devices the Kernel warning noticed with linux next
> > > tag 20200825.
> > > 
> > > BAD:  next-20200825
> > > GOOD:  next-20200824
> > > 
> > > metadata:
> > >   git branch: master
> > >   git repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> > >   git commit: 3a00d3dfd4b68b208ecd5405e676d06c8ad6bb63
> > >   git describe: next-20200825
> > >   make_kernelversion: 5.9.0-rc2
> > >   kernel-config:
> > > https://builds.tuxbuild.com/LDTu4GFMmvkJspza5LJIjQ/kernel.config
> > > 
> > > We are working on git bisect and boot testing on x15 and get back to you.  
> > 
> > Was this working earlier ? But considering that multiple things
> > related to OPP broke recently, it may be a OPP core bug as well. Not
> > sure though.
> > 
> > Can you give me delta between both the next branches for drivers/opp/
> > path ? I didn't get these tags after fetching linux-next.
> 
> Yeah, you need to explicitly fetch the tags as only the latest tag is
> part of the branches in the tree.

Ah, I see. Thanks.

-- 
viresh