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[2a01:cb00:21e:c000:2e23:edbe:c21b:e73]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4b73b97d62bsm28597955e9.0.2026.11.06.03.28.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 06 Nov 2026 03:28:39 -0800 (PST) X-Archived-By: Mime-Version: 1.0 Date: Fri, 06 Nov 2026 12:28:38 +0100 Message-Id: From: "Robin Jarry" To: "David Marchand" , Subject: Re: [PATCH v2 2/2] net/tap: fix use after free on interrupt handle Cc: "Stephen Hemminger" , "Anatoly Burakov" User-Agent: aerc/0.22.0-38-gda2e3af216c4 References: <20261103171730.1361878-1-david.marchand@redhat.com> <20261106085701.2429186-1-david.marchand@redhat.com> <20261106085701.2429186-2-david.marchand@redhat.com> In-Reply-To: <20261106085701.2429186-2-david.marchand@redhat.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: YDfXdcreC1XGZmBulvb7FgWKiNxlmzo31OgmipAMAZU_1793964520 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8; format=flowed X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Archive: List-Post: List-Help: List-Subscribe: , X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 David Marchand, Nov 06, 2026 at 09:57: > This driver was not unregistering its interrupt callbacks when closing > the port, which now means use after free after the interrupt handle > is not duplicated anymore by the interrupt thread. > > Fixes: c663018eb7f3 ("interrupts: do not duplicate interrupt handles") > > Signed-off-by: David Marchand > Reviewed-by: Robin Jarry > --- > Changes since v1: > - moved unrelated change, > > --- > drivers/net/tap/rte_eth_tap.c | 2 ++ > 1 file changed, 2 insertions(+) Tested-by: Robin Jarry