From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 484A7C05027 for ; Wed, 15 Feb 2023 00:14:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229660AbjBOAOz convert rfc822-to-8bit (ORCPT ); Tue, 14 Feb 2023 19:14:55 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229461AbjBOAOy (ORCPT ); Tue, 14 Feb 2023 19:14:54 -0500 Received: from mx0a-00082601.pphosted.com (mx0a-00082601.pphosted.com [67.231.145.42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3544A301A6 for ; Tue, 14 Feb 2023 16:14:50 -0800 (PST) Received: from pps.filterd (m0044010.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 31EN9U52031883 for ; Tue, 14 Feb 2023 16:14:49 -0800 Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com (PPS) with ESMTPS id 3nrc19bt6g-3 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Tue, 14 Feb 2023 16:14:49 -0800 Received: from twshared16837.02.prn6.facebook.com (2620:10d:c085:208::f) by mail.thefacebook.com (2620:10d:c085:21d::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.17; Tue, 14 Feb 2023 16:14:48 -0800 Received: by devbig019.vll3.facebook.com (Postfix, from userid 137359) id 796C427876858; Tue, 14 Feb 2023 16:14:42 -0800 (PST) From: Andrii Nakryiko To: , , CC: , Subject: [PATCH bpf-next 0/3] Fix BPF verifier global subprog context argument logic Date: Tue, 14 Feb 2023 16:14:36 -0800 Message-ID: <20230215001439.748696-1-andrii@kernel.org> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-ORIG-GUID: 0LZSF-1ujkaKlCIKOthfpj5nIqtuzMcL X-Proofpoint-GUID: 0LZSF-1ujkaKlCIKOthfpj5nIqtuzMcL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-14_16,2023-02-14_01,2023-02-09_01 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Fix kernel bug in determining whether global subprog's argument is PTR_TO_CTX, which is done based on type names. Currently KPROBE programs are broken. Add few tests validating that KPROBE context can be passed to global subprog. For that also refactor test_global_funcs test to use test_loader framework. Andrii Nakryiko (3): bpf: fix global subprog context argument resolution logic selftests/bpf: convert test_global_funcs test to test_loader framework selftests/bpf: add global subprog context passing tests kernel/bpf/btf.c | 13 +- .../bpf/prog_tests/test_global_funcs.c | 133 +++++------------- .../selftests/bpf/progs/test_global_func1.c | 6 +- .../selftests/bpf/progs/test_global_func10.c | 4 +- .../selftests/bpf/progs/test_global_func11.c | 4 +- .../selftests/bpf/progs/test_global_func12.c | 4 +- .../selftests/bpf/progs/test_global_func13.c | 4 +- .../selftests/bpf/progs/test_global_func14.c | 4 +- .../selftests/bpf/progs/test_global_func15.c | 4 +- .../selftests/bpf/progs/test_global_func16.c | 4 +- .../selftests/bpf/progs/test_global_func17.c | 4 +- .../selftests/bpf/progs/test_global_func2.c | 43 +++++- .../selftests/bpf/progs/test_global_func3.c | 10 +- .../selftests/bpf/progs/test_global_func4.c | 55 +++++++- .../selftests/bpf/progs/test_global_func5.c | 4 +- .../selftests/bpf/progs/test_global_func6.c | 4 +- .../selftests/bpf/progs/test_global_func7.c | 4 +- .../selftests/bpf/progs/test_global_func8.c | 4 +- .../selftests/bpf/progs/test_global_func9.c | 4 +- .../bpf/progs/test_global_func_ctx_args.c | 105 ++++++++++++++ 20 files changed, 292 insertions(+), 125 deletions(-) create mode 100644 tools/testing/selftests/bpf/progs/test_global_func_ctx_args.c -- 2.30.2