From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: mail.toke.dk; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=SCGmYDtk; arc=none (Message is not ARC signed); dmarc=pass (Used From Domain Record) header.from=kernel.org policy.dmarc=quarantine Received: from sea.source.kernel.org (sea.source.kernel.org [IPv6:2600:3c0a:e001:78e:0:1991:8:25]) by mail.toke.dk (Postfix) with ESMTPS id EB39217318BE for ; Fri, 02 Oct 2026 02:50:53 +0200 (CEST) Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id C7976404D9; Fri, 2 Oct 2026 00:50:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 523701F000FF; Fri, 2 Oct 2026 00:50:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790902250; bh=YflJ4aikgZ46Gz+HouBU0ClKajGwdVl4FQszISMveAQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=SCGmYDtkBaVzPbxy7DJNyIVy3OX0rEQkJ3KWwryEVzccyuK5bzx3ZKqnXd/hz6MCC X/nZgxxD9bFpx8N64F58hCG9355zWxpCDXZiFdIUZCFmNv2Z76Ppk6eC43ClAL8I3K FxpTC0q5ft8LDeK8ujgC+eEvl0Xpyw0odUhCoz1KmYNa6MDVzXUk0ibY6GMy75OXQ7 HZX54p4JHJ22cjsnS1rXcZZUWHzBk6hJ0130yfSrxFSRrMKbWlcuVTHABXQ9GDm48C G41Z0moE+PrMDS/XEHkjMCXZgN53wfdjzVwCLjz2pYg+ehI3FjA58iMuHuaxhb2TrZ WapcaKTa07U0Q== Date: Thu, 1 Oct 2026 17:50:49 -0700 From: Jakub Kicinski To: Jamal Hadi Salim Cc: netdev@vger.kernel.org, Jiri Pirko , "David S . Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , Victor Nogueira , hybris , Toke =?UTF-8?B?SMO4?= =?UTF-8?B?aWxhbmQtSsO4cmdlbnNlbg==?= , moeller0@gmx.de, cake@lists.bufferbloat.net, Sashiko Message-ID: <20261001175049.05faa751@kernel.org> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-MailFrom: kuba@kernel.org X-Mailman-Rule-Hits: implicit-dest X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header Message-ID-Hash: EADYB3Z5OGK3HPZISW77XGDTFUUK76QP X-Message-ID-Hash: EADYB3Z5OGK3HPZISW77XGDTFUUK76QP X-Mailman-Approved-At: Fri, 02 Oct 2026 10:44:04 +0200 X-Mailman-Version: 3.3.10 Precedence: list Subject: [Cake] Re: [PATCH net-next v3] net/sched: cap the accounted backlog before it can wrap List-Id: Cake - FQ_codel the next generation Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On Tue, 29 Sep 2026 14:33:32 -0400 Jamal Hadi Salim wrote: > A crafted tc size table (TC_STAB) inflates qdisc_pkt_len() up to > QDISC_PKT_LEN_MAX (1 MiB), IIRC Eric was pushing back on this as silly, which I'd agree with. Not sure where the conversation ended. But anyway, AI found some bugs, so.. -- pw-bot: cr