From patchwork Thu Apr 18 15:56:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alban Crequy X-Patchwork-Id: 1087704 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Original-To: incoming-bpf@patchwork.ozlabs.org Delivered-To: patchwork-incoming-bpf@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=bpf-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="uwQ/UH7h"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44lNzl03cHz9s3Z for ; Fri, 19 Apr 2019 01:57:55 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388901AbfDRP5y (ORCPT ); Thu, 18 Apr 2019 11:57:54 -0400 Received: from mail-ed1-f68.google.com ([209.85.208.68]:46631 "EHLO mail-ed1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731317AbfDRP5y (ORCPT ); Thu, 18 Apr 2019 11:57:54 -0400 Received: by mail-ed1-f68.google.com with SMTP id d1so2186712edd.13; Thu, 18 Apr 2019 08:57:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Fz/33z2pmcQnZT8fZhBZ5rsQpuocNULIoiNU7dc5uD4=; b=uwQ/UH7hrcuhIB+dgbXMGF8uNPOK7R94BS0+9Rm+/FTTGzs4xgRCaHdW9L/JIfguoP SEVEST8nfmmzpGMUYqZZtNVS/tQi5HKYoqYaKH/7NSib8vx7ltoNPJTs0/j1m8t8Ckmm +/ZbXSy0f+a1GuxqqK14cHnm+n+LluYsrUXzGstGaAbe1CigCmUjWd8eUO/2v9Bjf5QK V4iPhopceZVgVfPRFv83s19XU36KPS+C79pnBjsYi07NTar43ybLCVukm5KG9crTu/8C 3o7wj0jtppxtN1+6yYmzziRV7vNqclaiD2Fk61yNwmLMbQVD3Gix0QKHGlTNIoHC+8Ip v9fw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=Fz/33z2pmcQnZT8fZhBZ5rsQpuocNULIoiNU7dc5uD4=; b=RD7PP2dA7bAZAJZXgp12F2t86vUroTtIcPXnPSmgyZIwsVQ/HtRgwz2YehNjNDVXxv HV2tyrjRWrBib8m2S5W9rkQcOWPOnE/jKdXSjHT6CFTmXhrjrl0h6pIvS0X1fgVlZ/Uy hVDQmDIGUzGtbOoSHR/AU5LFJgnD4Nh7+xt5gFJ6R3axE4R9J2KlTEmC8FtXxPeu9Ft6 0qmu/1k7CnWtzy74mwRbuvOzX8gcGh7JaCDiUK0Ch3XInVfDoDLudIwDYxuGwBr/e5uy 2QEPPWec6odNLmzKkIKZW6cvXt8j3XUdFrmnTTtCNfRqFg7n8k78xg8UWAFae8vwffZ+ BOGw== X-Gm-Message-State: APjAAAW45c177I/ETkcECogNg0JbjLjq1YXOGX82hPxboez62HIdSzgX QSVwB8vVddEqdMqkceL2EII= X-Google-Smtp-Source: APXvYqyAgDB7g9NPKLyZXKMkrz8LXK3A01hATaxLnE7KWqeDW+LmUxcUzvJ8z4Zf5vU+tzj5rCgipg== X-Received: by 2002:a17:906:29c1:: with SMTP id y1mr49962271eje.251.1555603072521; Thu, 18 Apr 2019 08:57:52 -0700 (PDT) Received: from neptune.fritz.box ([178.19.216.175]) by smtp.gmail.com with ESMTPSA id 31sm591274edf.18.2019.04.18.08.57.50 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 18 Apr 2019 08:57:51 -0700 (PDT) From: Alban Crequy X-Google-Original-From: Alban Crequy To: john.fastabend@gmail.com, ast@kernel.org, daniel@iogearbox.net Cc: bpf@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, alban@kinvolk.io, iago@kinvolk.io Subject: [PATCH bpf-next v2 3/3] selftests: bpf: verifier: read netns_dev and netns_ino from struct bpf_sock_ops Date: Thu, 18 Apr 2019 17:56:52 +0200 Message-Id: <20190418155652.22181-3-alban@kinvolk.io> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190418155652.22181-1-alban@kinvolk.io> References: <20190418155652.22181-1-alban@kinvolk.io> MIME-Version: 1.0 Sender: bpf-owner@vger.kernel.org Precedence: bulk List-Id: netdev.vger.kernel.org From: Alban Crequy Tested with: > $ sudo ./test_verifier > ... > #905/p sockops accessing bpf_sock_ops->netns_dev and netns_ino, ok OK > ... > Summary: 1420 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Alban Crequy --- Changes since v1: - This is a new selftest (review from Song) --- tools/testing/selftests/bpf/verifier/var_off.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/tools/testing/selftests/bpf/verifier/var_off.c b/tools/testing/selftests/bpf/verifier/var_off.c index 8504ac937809..1ad3f64145ba 100644 --- a/tools/testing/selftests/bpf/verifier/var_off.c +++ b/tools/testing/selftests/bpf/verifier/var_off.c @@ -246,3 +246,16 @@ .result = ACCEPT, .prog_type = BPF_PROG_TYPE_LWT_IN, }, +{ + "sockops accessing bpf_sock_ops->netns_dev and netns_ino, ok", + .insns = { + BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_1, offsetof(struct bpf_sock_ops, + netns_dev)), + BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_1, offsetof(struct bpf_sock_ops, + netns_ino)), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_SOCK_OPS, +},