From: Jakub Kicinski <kuba@kernel.org>
To: Asmaa Mnebhi <asmaa@nvidia.com>
Cc: <davem@davemloft.net>, <edumazet@google.com>, <pabeni@redhat.com>,
<netdev@vger.kernel.org>, <sridhar.samudrala@intel.com>,
<maciej.fijalkowski@intel.com>, <olteanv@gmail.com>,
<davthompson@nvidia.com>
Subject: Re: [PATCH net v4 1/1] mlxbf_gige: Fix kernel panic at shutdown
Date: Wed, 26 Jul 2023 09:27:22 -0700 [thread overview]
Message-ID: <20230726092722.649a15ef@kernel.org> (raw)
In-Reply-To: <20230721141956.29842-1-asmaa@nvidia.com>
On Fri, 21 Jul 2023 10:19:56 -0400 Asmaa Mnebhi wrote:
> There is a race condition happening during shutdown due to pending
> napi transactions. Since mlxbf_gige_poll is still running, it tries
> to access a NULL pointer and as a result causes a kernel panic.
> To fix this during shutdown, invoke mlxbf_gige_remove to disable and
> dequeue napi.
>
> Fixes: f92e1869d74e ("Add Mellanox BlueField Gigabit Ethernet driver")
> Signed-off-by: Asmaa Mnebhi <asmaa@nvidia.com>
Asmaa, you need to reply to Vladimir, I'm dropping this patch :(
--
pw-bot: defer
next prev parent reply other threads:[~2023-07-26 16:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-21 14:19 [PATCH net v4 1/1] mlxbf_gige: Fix kernel panic at shutdown Asmaa Mnebhi
2023-07-21 15:02 ` Vladimir Oltean
2023-07-21 19:06 ` Asmaa Mnebhi
2023-07-21 22:32 ` Vladimir Oltean
2023-07-21 23:27 ` Asmaa Mnebhi
2023-07-21 23:29 ` Vladimir Oltean
2023-07-26 16:27 ` Jakub Kicinski [this message]
2023-08-08 17:45 ` Asmaa Mnebhi
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