From patchwork Thu Jan 18 10:50:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiubo Li X-Patchwork-Id: 763684 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 96B9522F06 for ; Thu, 18 Jan 2024 10:53:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705575189; cv=none; b=EmM9b8LFVx0PIQrGN1AUYPpuD9OtFZL77u2YSsTSXV9gs4HJnQAePtSoEgNC93OZVP9ONcBokd4ZX4642Jar8Tb8Rj+DFX9cwpUdl3gTZLJ73VXZ1UFE1nIZAg9Ezh4LFUc1+wR7xYuRbW5oysM8aIC/P1n3u0IcNbsFyVQfV2w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705575189; c=relaxed/simple; bh=lARG60+yEeBfctx2lgyF7Mf/1TOgOxqBtXjvdSfY39k=; h=DKIM-Signature:Received:X-MC-Unique:Received:Received:From:To:Cc: Subject:Date:Message-ID:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding:X-Scanned-By; b=DwiX/yMWYoeCZkpCemnlDddtfTAxVRMxFDC6IAMfn6krc809wzb04Z/RlxAGf/A0JBjkCNohK8otJH5S31UISzcFIn3FSaG4HuFeGLMDFMUCNi5Xvo08cg8EvmCuiyvR10dJA5HigEfUlQpo6woPxxVVTavk3cHsPKjvI8unFhs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=AU3t21js; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="AU3t21js" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1705575186; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zKgYZs6xoNW0t7R/S+SqB3PMTQfMwTdhZMSMbm4mr6I=; b=AU3t21jssHqPVaE5EE+QYYtxF5QmrwOTWtnI8dgKrP20kvFy5HJvsmIJH7UM3weemEd4O/ puF27Kyy6zlOCEV8QUU38A36aI+XNpElx5w7ZzNJUfb0mTiJJDaOFjsM2+ux+FjvSQ52eu Q6aB43ExXGSUx5tt1gB7W2ddyHw7gx0= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-632-gLpzClq9NCKgD7aOZ2wIOw-1; Thu, 18 Jan 2024 05:53:03 -0500 X-MC-Unique: gLpzClq9NCKgD7aOZ2wIOw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id EB67D1C0BB6E; Thu, 18 Jan 2024 10:53:02 +0000 (UTC) Received: from li-a71a4dcc-35d1-11b2-a85c-951838863c8d.ibm.com.com (unknown [10.72.112.62]) by smtp.corp.redhat.com (Postfix) with ESMTP id D65172166B33; Thu, 18 Jan 2024 10:52:59 +0000 (UTC) From: xiubli@redhat.com To: ceph-devel@vger.kernel.org Cc: idryomov@gmail.com, jlayton@kernel.org, vshankar@redhat.com, mchangir@redhat.com, Xiubo Li Subject: [PATCH v4 1/3] libceph: fail the sparse-read if there still has data in socket Date: Thu, 18 Jan 2024 18:50:45 +0800 Message-ID: <20240118105047.792879-2-xiubli@redhat.com> In-Reply-To: <20240118105047.792879-1-xiubli@redhat.com> References: <20240118105047.792879-1-xiubli@redhat.com> Precedence: bulk X-Mailing-List: ceph-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.6 From: Xiubo Li Once this happens that means there have bugs. URL: https://tracker.ceph.com/issues/63586 Signed-off-by: Xiubo Li --- net/ceph/osd_client.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 9be80d01c1dc..f8029b30a3fb 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -5912,6 +5912,13 @@ static int osd_sparse_read(struct ceph_connection *con, fallthrough; case CEPH_SPARSE_READ_DATA: if (sr->sr_index >= count) { + if (sr->sr_datalen) { + pr_warn_ratelimited("sr_datalen %u sr_index %d count %u\n", + sr->sr_datalen, sr->sr_index, + count); + return -EREMOTEIO; + } + sr->sr_state = CEPH_SPARSE_READ_HDR; goto next_op; } @@ -5919,6 +5926,8 @@ static int osd_sparse_read(struct ceph_connection *con, eoff = sr->sr_extent[sr->sr_index].off; elen = sr->sr_extent[sr->sr_index].len; + sr->sr_datalen -= elen; + dout("[%d] ext %d off 0x%llx len 0x%llx\n", o->o_osd, sr->sr_index, eoff, elen);