From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 968D446293; Sat, 22 Feb 2025 09:38:30 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8744C42D72; Sat, 22 Feb 2025 09:38:30 +0100 (CET) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id 98E4E42B71; Sat, 22 Feb 2025 09:38:28 +0100 (CET) Received: from pps.filterd (m0431383.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 51M7mYCa015975; Sat, 22 Feb 2025 00:38:28 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pfpt0220; bh=n O5hfiK8cepDAtbENemR2+BLFzdVlifovFN0zfOPwtE=; b=LxtDhiXFwFy68G9mq o0MrnRghCUibp05GrI1hYbC5nDFCJ80ydknctWbBltN9KPI6mvnveEho6EaUb3y1 lbFgYMP2XSVVb3CRj/8x9IpkHQOCmfk+Lg3N9UeKCrVwChdTqEv2yXWjDxzKwl4J kIICQZugQDjWAJ7aRflGTUO8XyZ/N65QEPAO1ASp5/sCDp0mcSWHido5Pbw5loPY qu5laVQ9KqvcqH6RedWfAkteR+EOlBdwi6oojNJbCBD4qulHH/FinWRVtwQB88fv ymc1fUfPZIXB2sEOmeG256TaxH19L7yCi3kxZY8G4+6u4gXvuCGZy9r0LegoS04y fG0rw== Received: from dc5-exch05.marvell.com ([199.233.59.128]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 44xnbgjdww-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 22 Feb 2025 00:38:27 -0800 (PST) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Sat, 22 Feb 2025 00:38:25 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Sat, 22 Feb 2025 00:38:25 -0800 Received: from IN-lckQE5Rwctls.marvell.com (IN-lckQE5Rwctls.marvell.com [10.28.163.68]) by maili.marvell.com (Postfix) with ESMTP id D07C45B6938; Sat, 22 Feb 2025 00:38:21 -0800 (PST) From: Gowrishankar Muthukrishnan To: , , Chenbo Xia , Fan Zhang , Jay Zhou CC: , Akhil Goyal , "Gowrishankar Muthukrishnan" , Subject: [v4 1/5] vhost: skip crypto op fetch before vring init Date: Sat, 22 Feb 2025 14:08:06 +0530 Message-ID: X-Mailer: git-send-email 2.37.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-GUID: x5S2DTacifcEEYWaVHiq4dEWxrHjLvWQ X-Proofpoint-ORIG-GUID: x5S2DTacifcEEYWaVHiq4dEWxrHjLvWQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-22_03,2025-02-20_02,2024-11-22_01 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Until virtio avail ring is initialized (by VHOST_USER_SET_VRING_ADDR), worker thread should not try to fetch crypto op, which would lead to memory fault. Fixes: 939066d96563 ("vhost/crypto: add public function implementation") Cc: stable@dpdk.org Signed-off-by: Gowrishankar Muthukrishnan --- lib/vhost/vhost_crypto.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/lib/vhost/vhost_crypto.c b/lib/vhost/vhost_crypto.c index 3dc41a3bd5..55ea24710e 100644 --- a/lib/vhost/vhost_crypto.c +++ b/lib/vhost/vhost_crypto.c @@ -1580,6 +1580,16 @@ rte_vhost_crypto_fetch_requests(int vid, uint32_t qid, vq = dev->virtqueue[qid]; + if (unlikely(vq == NULL)) { + VC_LOG_ERR("Invalid virtqueue %u", qid); + return 0; + } + + if (unlikely(vq->avail == NULL)) { + VC_LOG_DBG("Virtqueue ring not yet initialized %u", qid); + return 0; + } + avail_idx = *((volatile uint16_t *)&vq->avail->idx); start_idx = vq->last_used_idx; count = avail_idx - start_idx; -- 2.25.1