linux-kernel - Re: 5.8-rc1 and later breaks chrome browser

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Message-ID: <CAH2r5mvp0wD_3Rdhm9x4S1E9ewQvG7YoaPQPcoikxewcpA1jTw@mail.gmail.com>
Date:   Fri, 17 Jul 2020 15:46:19 -0500
From:   Steve French <smfrench@...il.com>
To:     LKML <linux-kernel@...r.kernel.org>
Subject: Re: 5.8-rc1 and later breaks chrome browser

This has been fixed in 5.8-rc5.   Chrome now works again (failed on
rc1, rc2 and rc4, worked on 5.7 and before as well)

On Sat, Jul 4, 2020 at 3:29 PM Steve French <smfrench@...il.com> wrote:
>
> I noticed that chrome crashes immediately on startup  on my desktop
> booting to 5.8-rc2 or later kernels (whether I build the kernel or
> using the prebuilt weekly Ubuntu mainline kernel downloads).  Works
> fine with default kernels or 5.7 or 5.7.7 stable kernel etc. - just
> breaks if I boot 5.8-rc2 or later.  I even tried building with today's
> mainline kernel and same thing.  Any ideas how to work around this.
>
> Message logged to dmesg is:
>
> [  131.366543] ThreadPoolServi[2526]: segfault at 415048 ip
> 00005652def3370d sp 00007fcdc3b37df0 error 6 in
> chrome[5652daa7e000+785b000]
> [  131.366546] Code: Bad RIP value.
>
> --
> Thanks,
>
> Steve



-- 
Thanks,

Steve