From patchwork Fri Aug 18 16:46:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinghao Jia X-Patchwork-Id: 13358056 X-Patchwork-Delegate: bpf@iogearbox.net Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 687A6612D for ; Fri, 18 Aug 2023 16:47:07 +0000 (UTC) Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 359E63C2D for ; Fri, 18 Aug 2023 09:47:06 -0700 (PDT) Received: from pps.filterd (m0353727.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 37IGHB0r014444; Fri, 18 Aug 2023 16:46:53 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=bMYzy1l2B6MYPpdhP182Vyi2e9FMkpabAZn36pPSJYQ=; b=UfpbeQBH8wHlgAwWItTO548aItmNMTWasFxEmi1x29hg8aFk9XyIPEhEgTD78onZjgbM t9Tn+CZrtLGyFar1q/p/+oevGoP1bDzpnC3xZn39cdQMxA1HRhhE1caoOLUqxO/Xx1Ml ybCmCwavrmpvhQgcGmbwzKvtcrll7i3a9ydHaVb0OUXKJ1PC0Wt7p0xNHpSlQ/NMljRT p+b4djHclZ6qlyHWV/GwIjCIjbLU9lKcBapvOUZklrxOTOc2jid4uVTEnz/+jGbzUvOB wYxn0PyYoj1DXAQe/zNaIuDRt6ugR8uTBSxSt4hMDVPi3NZMBybTGgRu0IK6clVwjNH3 GQ== Received: from ppma23.wdc07v.mail.ibm.com (5d.69.3da9.ip4.static.sl-reverse.com [169.61.105.93]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3sjc1ggk5h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 18 Aug 2023 16:46:52 +0000 Received: from pps.filterd (ppma23.wdc07v.mail.ibm.com [127.0.0.1]) by ppma23.wdc07v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 37IFvoFm007839; Fri, 18 Aug 2023 16:46:51 GMT Received: from smtprelay01.fra02v.mail.ibm.com ([9.218.2.227]) by ppma23.wdc07v.mail.ibm.com (PPS) with ESMTPS id 3senwm0cq9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 18 Aug 2023 16:46:51 +0000 Received: from smtpav03.fra02v.mail.ibm.com (smtpav03.fra02v.mail.ibm.com [10.20.54.102]) by smtprelay01.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 37IGkmXF21365282 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 18 Aug 2023 16:46:48 GMT Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0E1E520043; Fri, 18 Aug 2023 16:46:48 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 207B720040; Fri, 18 Aug 2023 16:46:47 +0000 (GMT) Received: from Jinghaos-MacBook-Pro.watson.ibm.com (unknown [9.31.97.28]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 18 Aug 2023 16:46:46 +0000 (GMT) From: Jinghao Jia To: bpf@vger.kernel.org Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, Jinghao Jia , Mimi Zohar Subject: [PATCH bpf 1/3] samples/bpf: Add -fsanitize=bounds to userspace programs Date: Fri, 18 Aug 2023 12:46:41 -0400 Message-Id: <20230818164643.97782-2-jinghao@linux.ibm.com> X-Mailer: git-send-email 2.39.2 (Apple Git-143) In-Reply-To: <20230818164643.97782-1-jinghao@linux.ibm.com> References: <20230818164643.97782-1-jinghao@linux.ibm.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: cz1MKyNmC8a0pRBC7R_4winr09DqnXff X-Proofpoint-GUID: cz1MKyNmC8a0pRBC7R_4winr09DqnXff X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-08-18_20,2023-08-18_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 malwarescore=0 mlxlogscore=832 clxscore=1015 priorityscore=1501 lowpriorityscore=0 bulkscore=0 adultscore=0 suspectscore=0 mlxscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2308180152 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: bpf@iogearbox.net The sanitizer flag, which is supported by both clang and gcc, would make it easier to debug array index out-of-bounds problems in these programs. Suggested-by: Mimi Zohar Signed-off-by: Jinghao Jia --- samples/bpf/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 595b98d825ce..340972ed1582 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -193,6 +193,7 @@ endif TPROGS_CFLAGS += -Wall -O2 TPROGS_CFLAGS += -Wmissing-prototypes TPROGS_CFLAGS += -Wstrict-prototypes +TPROGS_CFLAGS += -fsanitize=bounds TPROGS_CFLAGS += -I$(objtree)/usr/include TPROGS_CFLAGS += -I$(srctree)/tools/testing/selftests/bpf/