From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Guenter Roeck <linux@roeck-us.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
stable@vger.kernel.org, patches@lists.linux.dev,
linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
shuah@kernel.org, patches@kernelci.org,
lkft-triage@lists.linaro.org, pavel@denx.de,
jonathanh@nvidia.com, f.fainelli@gmail.com,
sudipm.mukherjee@gmail.com, srw@sladewatkins.net, rwarsow@gmx.de,
Thomas Gleixner <tglx@linutronix.de>,
Ido Schimmel <idosch@nvidia.com>
Subject: Re: [PATCH 5.15 000/159] 5.15.116-rc1 review
Date: Mon, 12 Jun 2023 11:13:40 +0200 [thread overview]
Message-ID: <2023061226-footgear-kooky-cb04@gregkh> (raw)
In-Reply-To: <8a166eec-fc09-9ae8-b590-2c2e84796da0@roeck-us.net>
On Fri, Jun 09, 2023 at 12:31:04PM -0700, Guenter Roeck wrote:
> On 6/9/23 12:06, Linus Torvalds wrote:
> > On Fri, Jun 9, 2023 at 11:42 AM Guenter Roeck <linux@roeck-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...
> >
>
> I see the problem only in v5.15.y, to the point where it is almost
> impossible to get a clean test of all arm-v7 systems. Affected are
> npcm (Nuvoton) boards (kudo-bmc, quanta-gsj, npcm750-evb) as well as
> orangepi-pc. I don't see it in any other branch or with any other
> platform/architecture.
>
> Mainline is fine; I have not seen any problems since -rc2.
>
> I have no idea what is going on either, only that I can reliably
> reproduce the problem (and of course it disappears if CONFIG_DEBUG_OBJECTS
> is disabled).
Ok, I've reverted it from 5.15.y for now until this is figured out.
thanks,
greg k-h
next prev parent reply other threads:[~2023-06-12 9:21 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-07 20:15 [PATCH 5.15 000/159] 5.15.116-rc1 review Greg Kroah-Hartman
2023-06-07 20:17 ` [PATCH 5.15 142/159] test_firmware: fix the memory leak of the allocated firmware buffer Greg Kroah-Hartman
2023-06-07 23:55 ` [PATCH 5.15 000/159] 5.15.116-rc1 review Florian Fainelli
2023-06-08 1:26 ` Shuah Khan
2023-06-08 7:20 ` Chris Paterson
2023-06-08 11:28 ` Bagas Sanjaya
2023-06-08 14:05 ` Naresh Kamboju
2023-06-08 15:44 ` Harshit Mogalapalli
2023-06-08 22:04 ` Ron Economos
2023-06-09 8:37 ` Sudip Mukherjee (Codethink)
2023-06-09 11:06 ` Guenter Roeck
2023-06-09 18:42 ` Guenter Roeck
2023-06-09 19:06 ` Linus Torvalds
2023-06-09 19:31 ` Guenter Roeck
2023-06-12 9:13 ` Greg Kroah-Hartman [this message]
2023-06-10 19:23 ` Pavel Machek
2023-06-10 21:14 ` Guenter Roeck
2023-06-11 15:14 ` Guenter Roeck
2023-06-12 1:12 ` Guenter Roeck
2023-06-09 16:17 ` Jon Hunter
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