From: Hannes Reinecke <hare@suse.de>
To: Daniel Wagner <dwagner@suse.de>, linux-nvme@lists.infradead.org
Cc: linux-kernel@vger.kernel.org, Sagi Grimberg <sagi@grimberg.me>,
Jason Gunthorpe <jgg@ziepe.ca>,
James Smart <james.smart@broadcom.com>,
Chaitanya Kulkarni <kch@nvidia.com>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [RFC v1 1/4] nvmet-trace: avoid dereferencing pointer too early
Date: Wed, 6 Sep 2023 13:00:19 +0200 [thread overview]
Message-ID: <ff7b76d3-2983-44d1-8db7-20629bfbf89c@suse.de> (raw)
In-Reply-To: <20230829091350.16156-2-dwagner@suse.de>
On 8/29/23 11:13, Daniel Wagner wrote:
> The first command issued from the host to the target is the fabrics
> connect command. At this point, neither the target queue nor the
> controller have been allocated. But we already try to trace this command
> in nvmet_req_init.
>
> Reported by KASAN.
>
> Signed-off-by: Daniel Wagner <dwagner@suse.de>
>
> ---
> drivers/nvme/target/trace.c | 6 +++---
> drivers/nvme/target/trace.h | 24 +++++++++++++-----------
> 2 files changed, 16 insertions(+), 14 deletions(-)
>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cheers,
Hannes
next prev parent reply other threads:[~2023-09-06 11:00 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-29 9:13 [RFC v1 0/4] nvmet-fc blktests & autoconnect fixes Daniel Wagner
2023-08-29 9:13 ` [RFC v1 1/4] nvmet-trace: avoid dereferencing pointer too early Daniel Wagner
2023-09-05 6:48 ` Christoph Hellwig
2023-09-05 8:24 ` Daniel Wagner
2023-09-05 8:33 ` Christoph Hellwig
2023-09-06 11:00 ` Hannes Reinecke [this message]
2023-08-29 9:13 ` [RFC v1 2/4] nvmet-trace: null terminate device name string correctly Daniel Wagner
2023-09-05 6:49 ` Christoph Hellwig
2023-09-05 10:25 ` Daniel Wagner
2023-09-06 11:01 ` Hannes Reinecke
2023-08-29 9:13 ` [RFC v1 3/4] nvmet-fc: untangle cross refcounting objects Daniel Wagner
2023-09-06 11:22 ` Hannes Reinecke
2023-09-11 10:08 ` Daniel Wagner
2023-08-29 9:13 ` [RFC v1 4/4] nvmet-discovery: do not use invalid port Daniel Wagner
2023-09-05 6:50 ` Christoph Hellwig
2023-09-05 10:40 ` Daniel Wagner
2023-09-11 14:44 ` Daniel Wagner
2023-09-11 18:19 ` Daniel Wagner
2023-09-12 6:38 ` Daniel Wagner
2023-09-13 11:35 ` Christoph Hellwig
2023-09-13 11:59 ` Daniel Wagner
2023-09-06 11:23 ` Hannes Reinecke
2023-08-29 9:13 ` [RFC v1 4/4] nvmet-discovery: Do " Daniel Wagner
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