From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 65F81606A31B for ; Wed, 4 Nov 2026 10:31:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=KZ/m9exf Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 220F640281; Wed, 4 Nov 2026 11:31:42 +0100 (CET) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTPS id EE7124025A for ; Wed, 4 Nov 2026 11:31:40 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1793788300; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=5z4oBr2Z4IlL3rZQ6t3KMHiKMqeac9zaZ2ebRmnrONU=; b=KZ/m9exf1yQl8jK3l89Ufj9VXWbAM125mfJl9dT9E9mU0SOAlqV94/SVmh+5RgaGE38hmV 0luoPfblwxgU7skluQG+F/wEi5UZTcdoZCQLHMpOO8bTlIP5qVi4Qh42eeOEccUo8BH/FU eUekca0/IuduOiHv11pDb73uqcV+nls= Received: from mail-wr1-f71.google.com (mail-wr1-f71.google.com [209.85.221.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-288-3JXNZ-CVP0Oq8vXbU4gUSw-1; Wed, 04 Nov 2026 05:31:38 -0500 X-MC-Unique: 3JXNZ-CVP0Oq8vXbU4gUSw-1 X-Mimecast-MFC-AGG-ID: 3JXNZ-CVP0Oq8vXbU4gUSw_1793788298 Received: by mail-wr1-f71.google.com with SMTP id ffacd0b85a97d-48dea677afcso230286f8f.1 for ; Wed, 04 Nov 2026 02:31:38 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1793788298; x=1794393098; h=in-reply-to:references:user-agent:subject:to:from:cc:message-id :date:content-type:content-transfer-encoding:mime-version:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=5z4oBr2Z4IlL3rZQ6t3KMHiKMqeac9zaZ2ebRmnrONU=; b=O5DNWPH+Oq5MWPfh5EX4f8XXojfzW1XtgdooOkB81wyYLAV8PBXn10qP1gNPIlup6C tc1s/TUCOUamHtEguO9sOcmhME5XAh6ps3ZubqwlMUwCCE1Vpkg/FjhkOQswerKEAY56 4DP/tQ0pcDW7PJXvGl+ulcuSdOrMJmabezRUU6fNX9mELz5Apazawx97BLW5pqksDZAV kTt7zFPZ/uonvFlp0xfTpkeA83x0sBETJuPSD/0l5ese59JVomfiCn+fRMH3CWKMwl0a 0A8P715p7SfcXtVmy7hw/xhJbiEZgk3mBusciLpBfD2eIyNyTPSMbnmePYJ1BVUvne25 6dDg== X-Forwarded-Encrypted: i=1; AKwUvBzTCABAP53hGw134Tl1WW2GNPC1eC0Rf03cRE3X1jH+quGavJYlKPW4FNujyX7a7BuTHtg=@dpdk.org X-Gm-Message-State: APuU4Z8bEnT820uQ7xAlUD5BzZH7uKt8hXHIVaziO+ZBQkTRRrngGhDP 2s8+id7t9/dPWOSHyif+RlMHLrVQ9Y+9E6q29RQczR29rrNowC0CI3GYVhwBuJnVDhbHxT8EwoV Hl9UCGRvcxn6ibSyC0pW22RBwSi9f39cr+WvP7j6ECr0O X-Gm-Gg: AYBFou2whspXvz6mjwylaP0Zhal1GW87EprEUXrNoNggDfXN7VCAreDMue4CyO/uVH3 GynytKKZaY31TRzFR6w4MbzEm9dQcWlUt/UsDsh0E6VbbdM7zvf6F2tc1W+sDVpvquTQh5OHK91 eDA4DeFGyvFksDcVPyX7xtPPs6xWpHn4huM2M5FOkSvJy87/oOlUQyekezce/fExqYoK6+tnl3j t0PEXcBot/BBZMEiMPzMEQyHec5pcJsxr/82M32UtfNuM4mhnuxwZmifYfqTxGqv3jAmXcEWKFf MV6wNcxFQ7Q3xblQX0vryEF02uXNcScZql2LLxBkjym0yef543EVR9HlTRkjun6tyfVPL7mBWPe kJJHJFTBMldS0bkdaiH9Tk5SLPEBzga4zV0yu9eRpZoVwAFieAl3PcmgHenpVoYN5hvxv+WJhT/ oyeEPdRXcQAQEKxTTXJ+HNKVmltKNLppg= X-Received: by 2002:a05:6000:1843:b0:48f:c595:d51 with SMTP id ffacd0b85a97d-48fc5950db8mr4540660f8f.14.1793788297654; Wed, 04 Nov 2026 02:31:37 -0800 (PST) X-Received: by 2002:a05:6000:1843:b0:48f:c595:d51 with SMTP id ffacd0b85a97d-48fc5950db8mr4540605f8f.14.1793788297141; Wed, 04 Nov 2026 02:31:37 -0800 (PST) Received: from localhost (2a01cb00021ec000b06e6b63494bd4c5.ipv6.abo.wanadoo.fr. [2a01:cb00:21e:c000:b06e:6b63:494b:d4c5]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48fec8d8748sm3122488f8f.16.2026.11.04.02.31.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 04 Nov 2026 02:31:36 -0800 (PST) X-Archived-By: Mime-Version: 1.0 Date: Wed, 04 Nov 2026 11:31:36 +0100 Message-Id: Cc: From: "Robin Jarry" To: "David Marchand" , Subject: Re: [PATCH 2/2] net/tap: fix use after free on interrupt handle User-Agent: aerc/0.22.0-38-gda2e3af216c4 References: <20261103171730.1361878-1-david.marchand@redhat.com> <20261103171730.1361878-2-david.marchand@redhat.com> In-Reply-To: <20261103171730.1361878-2-david.marchand@redhat.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: CemWGCDXj3qTMhbzLL6Mzhye-gAWv9yrrtmbCY67RBk_1793788298 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=-10.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,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 03, 2026 at 18:17: > 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 Tested-by: Robin Jarry