linux-kernel - Re: [PATCH 5.8 000/177] 5.8.10-rc1 review

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Date:   Wed, 16 Sep 2020 17:26:29 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Shuah Khan <skhan@...uxfoundation.org>
Cc:     Prateek Sood <prsood@...eaurora.org>, Takashi Iwai <tiwai@...e.de>,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
        patches@...nelci.org, ben.hutchings@...ethink.co.uk,
        lkft-triage@...ts.linaro.org, pavel@...x.de, stable@...r.kernel.org
Subject: Re: [PATCH 5.8 000/177] 5.8.10-rc1 review

On Wed, Sep 16, 2020 at 08:26:48AM -0600, Shuah Khan wrote:
> On 9/16/20 12:29 AM, Greg Kroah-Hartman wrote:
> > On Tue, Sep 15, 2020 at 08:54:24PM -0600, Shuah Khan wrote:
> > > On 9/15/20 3:06 PM, Shuah Khan wrote:
> > > > On 9/15/20 8:11 AM, Greg Kroah-Hartman wrote:
> > > > > This is the start of the stable review cycle for the 5.8.10 release.
> > > > > There are 177 patches in this series, all will be posted as a response
> > > > > to this one.  If anyone has any issues with these being applied, please
> > > > > let me know.
> > > > > 
> > > > > Responses should be made by Thu, 17 Sep 2020 14:06:12 +0000.
> > > > > Anything received after that time might be too late.
> > > > > 
> > > > > The whole patch series can be found in one patch at:
> > > > >      https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.8.10-rc1.gz
> > > > > 
> > > > > or in the git tree and branch at:
> > > > >      git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
> > > > > linux-5.8.y
> > > > > and the diffstat can be found below.
> > > > > 
> > > > > thanks,
> > > > > 
> > > > > greg k-h
> > > > > 
> > > > 
> > > > Compiled and booted fine. wifi died:
> > > > 
> > > > ath10k_pci 0000:02:00.0: could not init core (-110)
> > > > ath10k_pci 0000:02:00.0: could not probe fw (-110)
> > > > 
> > > > This is regression from 5.8.9 and 5.9-rc5 works just fine.
> > > > 
> > > > I will try to bisect later this evening to see if I can isolate the
> > > > commit.
> > > > 
> > > 
> > > The following commit is what caused ath10k_pci driver problem
> > > that killed wifi.
> > > 
> > > Prateek Sood <prsood@...eaurora.org>
> > >      firmware_loader: fix memory leak for paged buffer
> > > 
> > > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?h=linux-5.8.y&id=ec0a59266c9c9f46037efd3dcc0323973e102271
> > 
> > Ugh, that's not good, is this also a problem in 5.9-rc5 as well?  For
> > reference, this is commit 4965b8cd1bc1 ("firmware_loader: fix memory
> > leak for paged buffer") in Linus's tree.
> > 
> 
> I am not seeing this on Linux 5.9-rc5 for sure.
> 
> > And it should be showing up in 5.4.y at the moment too, as this patch is
> > in that tree right now...
> > 
> 
> I don't see this patch in  4.19.146-rc1

It's not there, it's in 5.4.66-rc1, which worked for you somehow, right?

> Linus's tree works for with this patch in. I compared the two files
> for differences in commit between Linus's tree and 5.8.10-rc1
> 
> Couldn't find anything obvious.

Again, really odd...

I don't have a problem dropping it, but I should drop it from both 5.4.y
and 5.8.y, right?

thanks,

greg k-h