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From: David Marchand <david.marchand@redhat.com>
To: "Peng, ZhihongX" <zhihongx.peng@intel.com>
Cc: Kevin Traynor <ktraynor@redhat.com>,
	"Xia, Chenbo" <chenbo.xia@intel.com>,
	 Maxime Coquelin <maxime.coquelin@redhat.com>, dev <dev@dpdk.org>,
	 Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>,
	dpdk stable <stable@dpdk.org>,
	 Christian Ehrhardt <christian.ehrhardt@canonical.com>,
	 "Xueming(Steven) Li" <xuemingl@nvidia.com>,
	Luca Boccassi <bluca@debian.org>
Subject: Re: [dpdk-dev] [dpdk-stable] [DPDK] net/virtio: fix check scatter on all Rx queues
Date: Thu, 30 Sep 2021 20:43:50 +0200	[thread overview]
Message-ID: <CAJFAV8xF5iq6pn8xtJouPD=ctOeOdO56a3uLQWH5wdBDWGf63A@mail.gmail.com> (raw)
In-Reply-To: <DM8PR11MB559100B53640012C9B80CA18F0A29@DM8PR11MB5591.namprd11.prod.outlook.com>

On Wed, Sep 22, 2021 at 10:13 AM Peng, ZhihongX <zhihongx.peng@intel.com> wrote:
> > On 15/09/2021 19:37, David Marchand wrote:
> > > On Wed, Aug 4, 2021 at 10:36 AM <zhihongx.peng@intel.com> wrote:
> > >>
> > >> From: Zhihong Peng <zhihongx.peng@intel.com>
> > >>
> > >> This patch fixes the wrong way to obtain virtqueue.
> > >> The end of virtqueue cannot be judged based on whether the array is
> > >> NULL.
> > >
> > > Indeed, good catch.
> > >
> > > I can reproduce a crash with v20.11.3 which has backport of 4e8169eb0d2d.
> > > I can not see it with main: maybe due to a lucky allocation or size
> > > requested to rte_zmalloc... ?
> > >
>
> This problem was discovered through google asan, we have submitted DPDK ASan patch.
> http://patchwork.dpdk.org/project/dpdk/patch/20210918074155.872358-1-zhihongx.peng@intel.com/

Can you work on a v2?
Maxime had comments.
https://inbox.dpdk.org/dev/e1c512c1-9766-1cd8-816b-8a77d13d53d6@redhat.com/


-- 
David Marchand


  reply	other threads:[~2021-09-30 18:44 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-04  8:31 [dpdk-dev] " zhihongx.peng
2021-09-13 15:34 ` Maxime Coquelin
2021-09-15 18:37 ` [dpdk-dev] [dpdk-stable] " David Marchand
2021-09-21 17:45   ` Kevin Traynor
2021-09-22  8:13     ` Peng, ZhihongX
2021-09-30 18:43       ` David Marchand [this message]
2021-10-08  5:49 ` [dpdk-dev] [PATCH v2] " zhihongx.peng
2021-10-11  2:22   ` Peng, ZhihongX
2021-10-11  2:25   ` Peng, ZhihongX
2021-10-12  7:44   ` Maxime Coquelin
2021-10-21 12:26   ` Maxime Coquelin

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