linux-kernel - Re: BISECT result: 6.0.0-RC kernels trigger Firefox snap bug with 6.0.0-rc3 through 6.0.0-rc7

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Message-Id: <20221021030924.687-1-nicememory@gmail.com>
Date:   Fri, 21 Oct 2022 11:09:24 +0800
From:   Jintao Yin <nicememory@...il.com>
To:     phillip@...ashfs.org.uk
Cc:     bagasdotme@...il.com, hsinyi@...omium.org,
        linux-kernel@...r.kernel.org, marcmiltenberger@...il.com,
        mirsad.todorovac@....unizg.hr, nicememory@...il.com,
        regressions@...mhuis.info, regressions@...ts.linux.dev,
        srw@...dewatkins.net
Subject: Re: BISECT result: 6.0.0-RC kernels trigger Firefox snap bug with 6.0.0-rc3 through 6.0.0-rc7

On Thu, Oct 20, 2022 at 04:45:53PM +0100, Phillip Lougher wrote:
> On 20/10/2022 14:55, Jintao Yin wrote:
> > Hi all,
> > 
> > After review the details of page actor, the tail bytes may be written to
> > a temp buffer instead the last used page. So before diff would wrongly
> > memzero a page which is not the tail bytes in.
> > 
> > In this diff fixes it by caculation of the real index the trailing bytes
> > in and check if the last used page matches this index. If the page is
> > the real tail bytes in, then memzero the trailing bypte of the page.
> > 
> > Please help test and any feedbacks are welcome.
> > 
> > Thanks,
> 
> This is a rediculously complex patch.  Sorry, but, absolute NACK.
> 
> Additionally, it is poor etiquette and pointless to fix an
> already fixed issue with a _more_ complex patch.
> 
> Phillip
>

Dear Phillip,

I'd like to apologize to you for my serious breakages of code of conduct. And
I had no intend to offend you. I'm new to this community and I will do my best to
follow the code of conduct and keep with good etiquettes.

Best Regards,
Jintao