From: Stefan Dietrich <roots@gmx.de>
To: Vinicius Costa Gomes <vinicius.gomes@intel.com>,
Jakub Kicinski <kuba@kernel.org>
Cc: Greg KH <greg@kroah.com>,
netdev@vger.kernel.org, stable@vger.kernel.org,
regressions@lists.linux.dev,
Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com>,
Tony Nguyen <anthony.l.nguyen@intel.com>,
intel-wired-lan@lists.osuosl.org
Subject: Re: [REGRESSION] Kernel 5.15 reboots / freezes upon ifup/ifdown
Date: Thu, 25 Nov 2021 09:41:56 +0100 [thread overview]
Message-ID: <227af6b0692a0a57f5fb349d4d9c914301753209.camel@gmx.de> (raw)
In-Reply-To: <87a6htm4aj.fsf@intel.com>
Hi Vinicius,
thanks - this was spot-on: disabling CONFIG_PCIE_PTM resolves the issue
for latest 5.15.4 (stable from git) for both manual and network-manager
NIC configuration.
Let me know if I may assist in debugging this further.
Cheers,
Stefan
On Wed, 2021-11-24 at 17:07 -0800, Vinicius Costa Gomes wrote:
> Hi Stefan,
>
> Jakub Kicinski <kuba@kernel.org> writes:
>
> > On Wed, 24 Nov 2021 18:20:40 +0100 Stefan Dietrich wrote:
> > > Hi all,
> > >
> > > six exciting hours and a lot of learning later, here it is.
> > > Symptomatically, the critical commit appears for me between
> > > 5.14.21-
> > > 051421-generic and 5.15.0-051500rc2-generic - I did not find an
> > > amd64
> > > build for rc1.
> > >
> > > Please see the git-bisect output below and let me know how I may
> > > further assist in debugging!
> >
> > Well, let's CC those involved, shall we? :)
> >
> > Thanks for working thru the bisection!
> >
> > > a90ec84837325df4b9a6798c2cc0df202b5680bd is the first bad commit
> > > commit a90ec84837325df4b9a6798c2cc0df202b5680bd
> > > Author: Vinicius Costa Gomes <vinicius.gomes@intel.com>
> > > Date: Mon Jul 26 20:36:57 2021 -0700
> > >
> > > igc: Add support for PTP getcrosststamp()
>
> Oh! That's interesting.
>
> Can you try disabling CONFIG_PCIE_PTM in your kernel config? If it
> works, then it's a point in favor that this commit is indeed the
> problematic one.
>
> I am still trying to think of what could be causing the lockup you
> are
> seeing.
>
>
> Cheers,
next prev parent reply other threads:[~2021-11-25 8:44 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-24 7:28 [REGRESSION] Kernel 5.15 reboots / freezes upon ifup/ifdown Stefan Dietrich
2021-11-24 7:33 ` Greg KH
2021-11-24 7:42 ` Stefan Dietrich
2021-11-24 17:20 ` Stefan Dietrich
2021-11-24 23:34 ` Jakub Kicinski
2021-11-25 1:07 ` Vinicius Costa Gomes
2021-11-25 1:13 ` Jakub Kicinski
2021-11-25 8:41 ` Stefan Dietrich [this message]
2021-12-01 11:45 ` Thorsten Leemhuis
2021-12-01 17:47 ` Vinicius Costa Gomes
2021-12-01 18:57 ` [PATCH] igc: Avoid possible deadlock during suspend/resume Vinicius Costa Gomes
2021-12-02 6:41 ` Greg KH
2021-12-02 6:50 ` Vinicius Costa Gomes
2021-11-24 7:48 ` [REGRESSION] Kernel 5.15 reboots / freezes upon ifup/ifdown Thorsten Leemhuis
2021-11-24 8:05 ` Stefan Dietrich
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=227af6b0692a0a57f5fb349d4d9c914301753209.camel@gmx.de \
--to=roots@gmx.de \
--cc=anthony.l.nguyen@intel.com \
--cc=dvorax.fuxbrumer@linux.intel.com \
--cc=greg@kroah.com \
--cc=intel-wired-lan@lists.osuosl.org \
--cc=kuba@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=regressions@lists.linux.dev \
--cc=stable@vger.kernel.org \
--cc=vinicius.gomes@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).