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Wed, 16 Apr 2025 14:03:42 +0000 (GMT) Message-ID: <1ec497ed-b98c-46aa-a9c2-5fa906790298@linux.ibm.com> Date: Wed, 16 Apr 2025 19:33:41 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [mainline]tools/perf build warnings To: Athira Rajeev Cc: Madhavan Srinivasan , Namhyung Kim , Ingo Molnar , LKML , jiang.peng9@zte.com.cn, shao.mingyin@zte.com.cn, Thomas Gleixner References: <2c04b7ef-dc85-4a40-b0d8-6ae73c20b65d@linux.ibm.com> Content-Language: en-GB 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-ORIG-GUID: sD38RxdY_8mov_aljAdRjuyX0GJ6Avzd X-Proofpoint-GUID: sD38RxdY_8mov_aljAdRjuyX0GJ6Avzd X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-16_04,2025-04-15_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 lowpriorityscore=0 mlxscore=0 phishscore=0 priorityscore=1501 impostorscore=0 malwarescore=0 spamscore=0 clxscore=1011 bulkscore=0 suspectscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2504160115 On 16/04/25 6:41 pm, Athira Rajeev wrote: > >> On 16 Apr 2025, at 5:12 PM, Venkat Rao Bagalkote wrote: >> >> Hello, >> >> >> I am observing a new build warning on today mainline kernel, with head commit: g834a4a689699 >> >> Repo:https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git >> >> >> Warnings: >> >> diff -u tools/include/vdso/unaligned.h include/vdso/unaligned.h >> >> >> If you happen to fix this, please add below tag. >> >> >> Reported-by: Venkat Rao Bagalkote > Hi Venkat > > Can you please check with https://web.git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git/?h=tmp.perf-tools-next > with the tmp.perf-tools-next branch.. I verified with perf-tools-next repo on both branches namely tmp.perf-tools-next and perf-tools-next, and I think this warning got recently introduced. Git Bisect is pointing to acea9943271b62905033f2f8ca571cdd52d6ea7b as first bad commit. Below is the bisect log: git bisect log git bisect start # status: waiting for both good and bad commits # bad: [834a4a689699090a406d1662b03affa8b155d025] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma git bisect bad 834a4a689699090a406d1662b03affa8b155d025 # status: waiting for good commit(s), bad commit known # good: [0af2f6be1b4281385b618cb86ad946eded089ac8] Linux 6.15-rc1 git bisect good 0af2f6be1b4281385b618cb86ad946eded089ac8 # bad: [ef7785882672e73847fb80f6c39e76998d4db57b] Merge tag 'bcachefs-2025-04-10' of git://evilpiepirate.org/bcachefs git bisect bad ef7785882672e73847fb80f6c39e76998d4db57b # good: [e4742a89cfaced383db758bef94037637899487a] Merge tag 'block-6.15-20250410' of git://git.kernel.dk/linux git bisect good e4742a89cfaced383db758bef94037637899487a # good: [eaa517b77e63442260640d875f824d1111ca6569] ethtool: cmis_cdb: Fix incorrect read / write length extension git bisect good eaa517b77e63442260640d875f824d1111ca6569 # good: [ac253a537da3b210fa4b65d522d5533fc68f9515] Merge tag 'perf-urgent-2025-04-10' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect good ac253a537da3b210fa4b65d522d5533fc68f9515 # good: [3c9de67dd37029cca1d0f391ff565b3809b40a1f] Merge tag 'x86-urgent-2025-04-10' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect good 3c9de67dd37029cca1d0f391ff565b3809b40a1f # bad: [0c7cae12f67c4c5fd232cffb27023deb409e1e20] Merge tag 'irq-urgent-2025-04-10' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect bad 0c7cae12f67c4c5fd232cffb27023deb409e1e20 # bad: [34833819d2270ef96fa98fe3c1d3d297b5dec986] Merge tag 'timers-urgent-2025-04-10' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect bad 34833819d2270ef96fa98fe3c1d3d297b5dec986 # good: [92e250c624ea37fde64bfd624fd2556f0d846f18] timekeeping: Add a lockdep override in tick_freeze() git bisect good 92e250c624ea37fde64bfd624fd2556f0d846f18 # bad: [acea9943271b62905033f2f8ca571cdd52d6ea7b] vdso: Address variable shadowing in macros git bisect bad acea9943271b62905033f2f8ca571cdd52d6ea7b # first bad commit: [acea9943271b62905033f2f8ca571cdd52d6ea7b] vdso: Address variable shadowing in macros Regards, Venkat. > > Also there is a patchset here: > https://lore.kernel.org/linux-perf-users/FE96FD04-4396-4C34-A70D-2A592FD5F916@linux.ibm.com/T/#m3e9d6aac4c34ebf42f18f3c213b7dff8f8c70d9d > > Which I think you have already tested.. > > Thanks > Athira >> >> Regards, >> >> Venkat. >> >> >>