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Thu, 13 Nov 2025 12:56:29 +0000 (GMT) Message-ID: <42b38c7b-78c7-4cbd-9082-3039a0d9afb7@linux.ibm.com> Date: Thu, 13 Nov 2025 18:26:28 +0530 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-GB To: bpf , Saket Kumar Bhaskar , Hari Bathini , LKML , Madhavan Srinivasan From: Venkat Rao Bagalkote Subject: [next-20251111]selftest/bpf fails to compile Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: San7gDwFfP_vObxAF7_VMefektj--79R X-Proofpoint-ORIG-GUID: San7gDwFfP_vObxAF7_VMefektj--79R X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTA4MDA5OSBTYWx0ZWRfXzd+B2ZHu/RSd EHzwvN15doyM6c/zNehDzFAt+h8bgoW1RfA7nMphlxpmjQUCHb1RHxdQmEdKLqmsZkhTgrr87zd iCtWv0lnIfoqJ+zOWwAM/cVe3/7lxhP2vpO6ZsPl+Z3JW2toFsozNMaPLDgvH6zdcJao0PI1PsR fnxmx2mT/y9Jcy8h7DJZRwOCpXeg6aVFx8a7hkhmOhn6OVKBJtEKNgZugtIzfOAET0mk+YM9MDo T39gUtRBfUWMXPEnm/fQyhGmrEWaYqlhRGFSdShrO2FX7VM8/0qn/RfSus2g2MIjaOWOJvAFR0S xGCSuKHgJWRkOARrQOdNTw/GPAW0PhN3Bbyzc0RnQviGK38BOxQ57gR1ZZ51J5zH3H2nC8j4ObU coN7DwbuP/GnnFDbvLjxmMtVhCoO4g== X-Authority-Analysis: v=2.4 cv=V6xwEOni c=1 sm=1 tr=0 ts=6915d581 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8 a=jgwLNZEmTTdDHIAjbjMA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-13_02,2025-11-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 adultscore=0 malwarescore=0 impostorscore=0 suspectscore=0 priorityscore=1501 phishscore=0 bulkscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510240000 definitions=main-2511080099 Greetings!!! IBM CI has reported sefltests/bpf fails to compile with below error. Error: /home/upstreamci/linux/tools/testing/selftests/bpf/tools/build/runqslower/vmlinux.h:64131:3: warning: declaration does not declare anything [-Wmissing-declarations]  64131 |                 struct ns_tree;        |                 ^~~~~~~~~~~~~~   CLNG-BPF [test_progs] bpf_iter_sockmap.bpf.o   CLNG-BPF [test_progs] bpf_iter_netlink.bpf.o   CLNG-BPF [test_progs] bpf_iter_setsockopt_unix.bpf.o In file included from progs/arena_list.c:4: /home/upstreamci/linux/tools/testing/selftests/bpf/tools/include/vmlinux.h:64131:3: error: declaration does not declare anything [-Werror,-Wmissing-declarations]  64131 |                 struct ns_tree;        |                 ^~~~~~~~~~~~~~ In file included from progs/async_stack_depth.c:2: /home/upstreamci/linux/tools/testing/selftests/bpf/tools/include/vmlinux.h:64131:3: error: declaration does not declare anything [-Werror,-Wmissing-declarations]  64131 |                 struct ns_tree;        |                 ^~~~~~~~~~~~~~ In file included from   CLNG-BPF [test_progs] bpf_iter_task_btf.bpf.o   CLNG-BPF [test_progs] bpf_iter_task_file.bpf.o progs/arena_htab.c:4: clang -v clang version 20.1.8 (Fedora 20.1.8-4.fc42) Target: ppc64le-redhat-linux-gnu Thread model: posix InstalledDir: /usr/bin Configuration file: /etc/clang/ppc64le-redhat-linux-gnu-clang.cfg System configuration file directory: /etc/clang/ Found candidate GCC installation: /usr/bin/../lib/gcc/ppc64le-redhat-linux/15 Selected GCC installation: /usr/bin/../lib/gcc/ppc64le-redhat-linux/15 Candidate multilib: .;@m64 Selected multilib: .;@m64 If you happen to fix this, please add below tag. Reported-by: Venkat Rao Bagalkote Regards, Venkat.