linux-kernel - Re: [PATCH 5.15 000/159] 5.15.116-rc1 review

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Date:   Fri, 9 Jun 2023 12:06:12 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, patches@...ts.linux.dev,
        linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
        shuah@...nel.org, patches@...nelci.org,
        lkft-triage@...ts.linaro.org, pavel@...x.de, jonathanh@...dia.com,
        f.fainelli@...il.com, sudipm.mukherjee@...il.com,
        srw@...dewatkins.net, rwarsow@....de,
        Thomas Gleixner <tglx@...utronix.de>,
        Ido Schimmel <idosch@...dia.com>
Subject: Re: [PATCH 5.15 000/159] 5.15.116-rc1 review

On Fri, Jun 9, 2023 at 11:42 AM Guenter Roeck <linux@...ck-us.net> wrote:
>
> I managed to revise my bisect script sufficiently enough to get reliable
> results. It looks like the culprit is commit 503e554782c9 (" debugobject:
> Ensure pool refill (again)"); see bisect log below. Bisect on four
> different systems all have the same result. After reverting this patch,
> I do not see the problem anymore (again, confirmed on four different
> systems).

Does this happen on mainline too? It's commit 0af462f19e63 in the upstream tree.

It was in 6.4-rc1, and I see a clean result from you at least for
-rc2, so for some reason it sounds like upstream is ok. But I don't
really see why that would be the case...

                  Linus