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Mon, 19 Oct 2026 12:59:07 -0700 (PDT) Received: from 6e52bff8000c ([20.38.40.137]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-360813b6e33sm36043287eec.7.2026.10.19.12.59.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Oct 2026 12:59:06 -0700 (PDT) Content-Type: text/plain; charset="utf-8" X-Mailing-List: linux-next@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: =?utf-8?q?=5BREGRESSION=5D_next/master=3A_=28build=29/tmp/kci/linux/kernel/s?= =?utf-8?q?ched/ext/ext=2Ec=3A5690=3A68=3A_error=3A_=E2=80=98struct_scx=5Fd?= =?utf-8?q?=2E=2E=2E?= From: KernelCI bot To: kernelci-results@groups.io Cc: regressions@lists.linux.dev, linux-next@vger.kernel.org Reply-To: kernelci@lists.linux.dev Date: Mon, 19 Oct 2026 19:59:06 -0000 Message-ID: <179243994625.157792.5761151975328981641@kernelci.org> New build issue found on next/master: --- /tmp/kci/linux/kernel/sched/ext/ext.c:5690:68: error: ‘struct scx_dispatch_q’ has no member named ‘pcpu’ in kernel/sched/build_policy.o (kernel/sched/build_policy.c) [logspec:kbuild,kbuild.compiler.error] --- Log excerpt: ===================================================== from /tmp/kci/linux/kernel/sched/build_policy.c:16: /tmp/kci/linux/kernel/sched/ext/ext.c: In function ‘free_dsq_irq_workfn’: /tmp/kci/linux/kernel/sched/ext/ext.c:5690:68: error: ‘struct scx_dispatch_q’ has no member named ‘pcpu’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~ /tmp/kci/linux/include/linux/percpu-defs.h:216:54: note: in definition of macro ‘__verify_pcpu_ptr’ 216 | const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \ | ^~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:53: note: in expansion of macro ‘per_cpu_ptr’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~~~~~~~~~~ In file included from /tmp/kci/linux/include/linux/compiler_types.h:173, from : /tmp/kci/linux/kernel/sched/ext/ext.c:5690:68: error: ‘struct scx_dispatch_q’ has no member named ‘pcpu’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~ /tmp/kci/linux/include/linux/compiler-gcc.h:34:41: note: in definition of macro ‘RELOC_HIDE’ 34 | __asm__ ("" : "=r"(__ptr) : "0"(ptr)); \ | ^~~ /tmp/kci/linux/include/linux/percpu-defs.h:221:10: note: in expansion of macro ‘TYPEOF_UNQUAL’ 221 | (TYPEOF_UNQUAL(*(__p)) __force __kernel *)((__force unsigned long)(__p)) | ^~~~~~~~~~~~~ /tmp/kci/linux/include/linux/percpu-defs.h:230:20: note: in expansion of macro ‘PERCPU_PTR’ 230 | RELOC_HIDE(PERCPU_PTR(__p), (__offset)) | ^~~~~~~~~~ /tmp/kci/linux/include/linux/percpu-defs.h:235:9: note: in expansion of macro ‘SHIFT_PERCPU_PTR’ 235 | SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \ | ^~~~~~~~~~~~~~~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:53: note: in expansion of macro ‘per_cpu_ptr’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~~~~~~~~~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:68: error: ‘struct scx_dispatch_q’ has no member named ‘pcpu’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~ /tmp/kci/linux/include/linux/compiler-gcc.h:34:41: note: in definition of macro ‘RELOC_HIDE’ 34 | __asm__ ("" : "=r"(__ptr) : "0"(ptr)); \ | ^~~ /tmp/kci/linux/include/linux/percpu-defs.h:230:20: note: in expansion of macro ‘PERCPU_PTR’ 230 | RELOC_HIDE(PERCPU_PTR(__p), (__offset)) | ^~~~~~~~~~ /tmp/kci/linux/include/linux/percpu-defs.h:235:9: note: in expansion of macro ‘SHIFT_PERCPU_PTR’ 235 | SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \ | ^~~~~~~~~~~~~~~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:53: note: in expansion of macro ‘per_cpu_ptr’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~~~~~~~~~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:68: error: ‘struct scx_dispatch_q’ has no member named ‘pcpu’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~ /tmp/kci/linux/include/linux/compiler-gcc.h:35:17: note: in definition of macro ‘RELOC_HIDE’ 35 | (typeof(ptr)) (__ptr + (off)); \ | ^~~ /tmp/kci/linux/include/linux/percpu-defs.h:221:10: note: in expansion of macro ‘TYPEOF_UNQUAL’ 221 | (TYPEOF_UNQUAL(*(__p)) __force __kernel *)((__force unsigned long)(__p)) | ^~~~~~~~~~~~~ /tmp/kci/linux/include/linux/percpu-defs.h:230:20: note: in expansion of macro ‘PERCPU_PTR’ 230 | RELOC_HIDE(PERCPU_PTR(__p), (__offset)) | ^~~~~~~~~~ /tmp/kci/linux/include/linux/percpu-defs.h:235:9: note: in expansion of macro ‘SHIFT_PERCPU_PTR’ 235 | SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \ | ^~~~~~~~~~~~~~~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:53: note: in expansion of macro ‘per_cpu_ptr’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~~~~~~~~~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:68: error: ‘struct scx_dispatch_q’ has no member named ‘pcpu’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~ /tmp/kci/linux/include/linux/compiler-gcc.h:35:17: note: in definition of macro ‘RELOC_HIDE’ 35 | (typeof(ptr)) (__ptr + (off)); \ | ^~~ /tmp/kci/linux/include/linux/percpu-defs.h:230:20: note: in expansion of macro ‘PERCPU_PTR’ 230 | RELOC_HIDE(PERCPU_PTR(__p), (__offset)) | ^~~~~~~~~~ /tmp/kci/linux/include/linux/percpu-defs.h:235:9: note: in expansion of macro ‘SHIFT_PERCPU_PTR’ 235 | SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \ | ^~~~~~~~~~~~~~~~ /tmp/kci/linux/kernel/sched/ext/ext.c:5690:53: note: in expansion of macro ‘per_cpu_ptr’ 5690 | struct scx_dsq_pcpu *pcpu = per_cpu_ptr(dsq->pcpu, cpu); | ^~~~~~~~~~~ ===================================================== When fixing this issue, please attribute this report according to the patch submission rules: Reported-by: kernelci.org bot Link: https://lore.kernel.org/all/179243994625.157792.5761151975328981641@kernelci.org/ For complete logs and details about the environment used, see the issue on the KernelCI dashboard: - dashboard: https://d.kernelci.org/i/maestro:ffbd67ed9d45c04ccbd3e5f32cf5904fb2ddb780 - giturl: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git - commit HEAD: 3d229ce89862b8e82d71a9e11d6f840ca272a6d6 - tags: next-20261019 # Builds where the incident occurred: ## x86_64_defconfig+kselftest+x86-board on (x86_64): - compiler: gcc-14 - config: None - dashboard: https://d.kernelci.org/build/maestro:6ad6685e55fda5076042cbe4 #regzbot introduced: 2efb7a11f1aa4d2dc285fe2680cca22cb9f72f64..3d229ce89862b8e82d71a9e11d6f840ca272a6d6 #regzbot link: https://d.kernelci.org/i/maestro:ffbd67ed9d45c04ccbd3e5f32cf5904fb2ddb780 #kernelci issue maestro:ffbd67ed9d45c04ccbd3e5f32cf5904fb2ddb780 -- This is an experimental report format. 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