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Mon, 17 Mar 2025 09:46:02 +0000 (GMT) Message-ID: <5f88a95b-1c8d-4a74-9753-9cdb2e64daf4@linux.ibm.com> Date: Mon, 17 Mar 2025 15:16:00 +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 Content-Language: en-GB To: linuxppc-dev@lists.ozlabs.org, LKML , Madhavan Srinivasan , Michael Ellerman From: Venkat Rao Bagalkote Subject: [main-line][PowerPC]selftests/powerpc/signal: sigfuz fails Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: yB8YfxfjreZhljaWCgqy_Ulnka7mvHf6 X-Proofpoint-GUID: yB8YfxfjreZhljaWCgqy_Ulnka7mvHf6 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=2025-03-17_03,2025-03-17_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 impostorscore=0 adultscore=0 mlxscore=0 spamscore=0 phishscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 mlxlogscore=999 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2503170069 Greetings!! I am observing selftests/powerpc/signal:sigfuz test fails on linux mainline repo on IBM Power10 systems. The test passes on the kernel with commit head: 619f0b6fad524f08d493a98d55bac9ab8895e3a6 and fails on the kernel with commit head: ce69b4019001407f9cd738dd2ba217b3a8ab831b on the main line. Repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git I tried to do git bisect and the bisect tool pointed first bad commit to: 16ebb6f5b6295c9688749862a39a4889c56227f8. But upon reverting the first bad commit issue is still seen. So please ignore, if the bisection dosent help. Error: # selftests: powerpc/signal: sigfuz # test: signal_fuzzer # tags: git_version:v6.14-rc7-1-g49c747976afa # !! killing signal_fuzzer # !! child died by signal 15 # failure: signal_fuzzer not ok 3 selftests: powerpc/signal: sigfuz # exit=1 Bisect log: git bisect start # status: waiting for both good and bad commits # good: [619f0b6fad524f08d493a98d55bac9ab8895e3a6] Merge tag 'seccomp-v6.13-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux git bisect good 619f0b6fad524f08d493a98d55bac9ab8895e3a6 # status: waiting for bad commit, 1 good commit known # bad: [ce69b4019001407f9cd738dd2ba217b3a8ab831b] Merge tag 'net-6.13-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net git bisect bad ce69b4019001407f9cd738dd2ba217b3a8ab831b # good: [f62bb88782ffc2d8b619ac781ca26582b00c4db6] Merge branch '100GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue git bisect good f62bb88782ffc2d8b619ac781ca26582b00c4db6 # bad: [2c3688090f8a1f085230aa839cc63e4a7b977df0] net/mlx5e: Fix inversion dependency warning while enabling IPsec tunnel git bisect bad 2c3688090f8a1f085230aa839cc63e4a7b977df0 # bad: [d6e3316a1680305da291a5b5deaf424559aaf06c] net: pcs: xpcs: actively unset DW_VR_MII_DIG_CTRL1_2G5_EN for 1G SGMII git bisect bad d6e3316a1680305da291a5b5deaf424559aaf06c # bad: [f0d0277796db613c124206544b6dbe95b520ab6c] net: netpoll: ensure skb_pool list is always initialized git bisect bad f0d0277796db613c124206544b6dbe95b520ab6c # bad: [c17ff476f53afb30f90bb3c2af77de069c81a622] net: xilinx: axienet: Fix IRQ coalescing packet count overflow git bisect bad c17ff476f53afb30f90bb3c2af77de069c81a622 # bad: [16ebb6f5b6295c9688749862a39a4889c56227f8] nfp: bpf: prevent integer overflow in nfp_bpf_event_output() git bisect bad 16ebb6f5b6295c9688749862a39a4889c56227f8 # first bad commit: [16ebb6f5b6295c9688749862a39a4889c56227f8] nfp: bpf: prevent integer overflow in nfp_bpf_event_output() If you happen to fix the issue, please add below tag. Reported-by: Venkat Rao Bagalkote Regards, Venkat.