netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jakub Kicinski <kuba@kernel.org>
To: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: Pedro Tammela <pctammela@mojatatu.com>,
	markovicbudimir@gmail.com, Christian Theune <ct@flyingcircus.io>,
	stable@vger.kernel.org, netdev@vger.kernel.org,
	Linux regressions mailing list <regressions@lists.linux.dev>,
	davem@davemloft.net, edumazet@google.com, pabeni@redhat.com
Subject: Re: [REGRESSION] Userland interface breaks due to hard HFSC_FSC requirement
Date: Tue, 10 Oct 2023 11:26:47 -0700	[thread overview]
Message-ID: <20231010112647.2cd6590c@kernel.org> (raw)
In-Reply-To: <CAM0EoM=mnOdEgHPzbPxCAotoy4C54XyGiisrjwnO_raqVWPryw@mail.gmail.com>

On Tue, 10 Oct 2023 11:02:25 -0400 Jamal Hadi Salim wrote:
> > > We had a UAF with a very straight forward way to trigger it.  
> >
> > Any details?  
> 
> As in you want the sequence of commands that caused the fault posted?
> Budimir, lets wait for Jakub's response before you do that. I have
> those details as well of course.

More - the sequence of events which leads to the UAF, and on what
object it occurs. If there's an embargo or some such we can wait 
a little longer before discussing?

I haven't looked at the code for more than a minute. If this is super
trivial to spot let me know, I'll stare harder. Didn't seem like the
qdisc as a whole is all that trivial.

  parent reply	other threads:[~2023-10-10 18:26 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-06  8:37 [REGRESSION] Userland interface breaks due to hard HFSC_FSC requirement Christian Theune
2023-10-06  9:01 ` Linux regression tracking (Thorsten Leemhuis)
2023-10-06  9:07   ` Christian Theune
2023-10-06  9:16     ` Linux regression tracking (Thorsten Leemhuis)
2023-10-06 10:51       ` Christian Theune
2023-10-06 12:07         ` Bagas Sanjaya
2023-10-06 12:37           ` Christian Theune
2023-10-06 14:13             ` Bagas Sanjaya
2023-10-09 13:15               ` Christian Theune
2023-10-06 12:23     ` Florian Westphal
2023-10-06 18:51 ` Pedro Tammela
2023-10-06 22:12 ` Pedro Tammela
2023-10-07  4:10   ` Christian Theune
2023-10-09 15:06     ` Jakub Kicinski
2023-10-09 15:31       ` Pedro Tammela
2023-10-09 15:46         ` Christian Theune
2023-10-10  0:28         ` Jakub Kicinski
2023-10-10 15:02           ` Jamal Hadi Salim
2023-10-10 17:31             ` Christian Theune
2023-10-11 17:26               ` Jamal Hadi Salim
2023-10-10 18:26             ` Jakub Kicinski [this message]
2023-10-11 17:27               ` Jamal Hadi Salim
2023-10-11 18:11                 ` Christian Theune
2023-11-01 19:05 ` Linux regression tracking #update (Thorsten Leemhuis)
2023-11-02  8:05   ` Linux regression tracking #update (Thorsten Leemhuis)

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=20231010112647.2cd6590c@kernel.org \
    --to=kuba@kernel.org \
    --cc=ct@flyingcircus.io \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=jhs@mojatatu.com \
    --cc=markovicbudimir@gmail.com \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=pctammela@mojatatu.com \
    --cc=regressions@lists.linux.dev \
    --cc=stable@vger.kernel.org \
    /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).