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Tue, 11 Mar 2025 14:12:21 GMT Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B11775805F; Tue, 11 Mar 2025 14:12:20 +0000 (GMT) Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 26F6958053; Tue, 11 Mar 2025 14:12:18 +0000 (GMT) Received: from [9.204.204.161] (unknown [9.204.204.161]) by smtpav05.wdc07v.mail.ibm.com (Postfix) with ESMTP; Tue, 11 Mar 2025 14:12:17 +0000 (GMT) Message-ID: <7e47814f-37de-417d-a84b-de21147e372f@linux.ibm.com> Date: Tue, 11 Mar 2025 19:42:16 +0530 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [bpf-next] selftests/bpf fails to compile Content-Language: en-GB To: Alexei Starovoitov Cc: bpf , LKML , Hari Bathini , Saket Kumar Bhaskar , Alexei Starovoitov , Kumar Kartikeya Dwivedi References: <7bc80a3b-d708-4735-aa3b-6a8c21720f9d@linux.ibm.com> From: Venkat Rao Bagalkote In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: jo8lA2tCn4PNfblyIMeFbTqWoNTGWH_w X-Proofpoint-ORIG-GUID: o-iuy06kM4PdEdJaaIKWNsMwvN_XcyvR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1093,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-11_03,2025-03-11_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 spamscore=0 adultscore=0 mlxlogscore=709 phishscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 bulkscore=0 suspectscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2503110089 On 10/03/25 2:15 pm, Alexei Starovoitov wrote: > On Mon, Mar 10, 2025 at 8:32 AM Venkat Rao Bagalkote > wrote: >> Greetings!!! >> >> selftests/bpf fails to compile with below error on bpf-next repo with >> commit head: f28214603dc6c09b3b5e67b1ebd5ca83ad943ce3 >> >> Repo link: >> https://web.git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/ >> >> Reverting below commit resolves the issue. >> >> Commit ID: 48b3be8d7f82bea6affe6b9f11ee67380b55ede8 > ... > >> If you happen to fix the issue, please add below tag. >> >> Reported-by: Venkat Rao Bagalkote > Not quite. The issue is likely that your llvm is too old. > Please upgrade. Thanks for the feedback. I did try the compilation on fedora41, with linux-mainline kernel and /sefltests/bpf compiled successfully. But on the same set-up /selftests/bpf failed to compile on bpf-next kernel. OS: Fedora Linux 41 (Server Edition) LLVM: llvm-19.1.7-3.fc41.ppc64le gcc version 14.2.1 20250110 (Red Hat 14.2.1-7) (GCC) Passing repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git Failing repo: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/ Regards, Venkat. >