From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E275439E176 for ; Sat, 16 May 2026 10:53:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778928818; cv=none; b=DC6nDtDiRwXOftm2mbqvl4XZgzILTu7YZwLfFk9lYZhEKZQ2qMm19BHBoJwZgGtljKp5S2aZIugD/Znyl1Bte4ZyV9WH+Z3oOM4alRdczTDLR/sN2eJ6lf9KeAXeckbks+H8R7XMBa2lDPsZrKbFtaJ79xObiZNb+KgMuS2yTZ4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778928818; c=relaxed/simple; bh=1EVMUQvHEmOKMliKKVi9qL+TAUbD3MckB/Bwzsb7asY=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type; b=gq1IgpvmrJv0faEy5/kLEwhJeo42K8NZ7rnu+UUaqCl812GNjKZDq8B9XAqDINOqO7wzwyXUfuZT8e3eMYgPTuNBHkcskJwr4PJqNZ8dHqI0YJqVhwsvJsQrOZmaewbc/CVwyAmtjXgNfyD6KFjR38+QgYxadWiWZvDkwOcb1Q8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=lKUv+WlJ; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="lKUv+WlJ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1778928816; x=1810464816; h=date:from:to:cc:subject:message-id:mime-version: content-transfer-encoding; bh=1EVMUQvHEmOKMliKKVi9qL+TAUbD3MckB/Bwzsb7asY=; b=lKUv+WlJgF3nC59tqXPHxy4sJT9E7Jn4Uif4WvB40YojWqNcSzDbU+vC I2Ix3nM4zfIqn6+TCXIEhhnmdL0+QPFhyI2EVjXBaRFi6aG94GSJzFxki ysBliPSSb3KPsSwp6r0iU8f86wwDi3d9dZSBqNE1vA9TWnTf9h5FOTAVA IIrE2z3YYyGcJe7HgfjrIEw76SdewQj6buHG9JtckmD+qh31f6YQ7hcWl hKi5YRqTC/AdUfuTqInrVH6usrepP6DOy8vZjCzZuouPjgxuuYhsUIeCy ZEpFu3JKBeG490pouyqh9M9jTcxKbqBJPNXQ340vZpL16BNL1s5r6n60d Q==; X-CSE-ConnectionGUID: 0zbvy7IgSAq/XXl73SQS3Q== X-CSE-MsgGUID: 9mNYr2SNTemwEPH1c8AadQ== X-IronPort-AV: E=McAfee;i="6800,10657,11787"; a="97294902" X-IronPort-AV: E=Sophos;i="6.23,238,1770624000"; d="scan'208";a="97294902" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 May 2026 03:53:35 -0700 X-CSE-ConnectionGUID: 25Ic0zokTXOhgYQifrB34g== X-CSE-MsgGUID: P6qRv43jTM2guWcXcUsQpA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,238,1770624000"; d="scan'208";a="238076187" Received: from lkp-server01.sh.intel.com (HELO d94e5e629b2d) ([10.239.97.150]) by orviesa010.jf.intel.com with ESMTP; 16 May 2026 03:53:33 -0700 Received: from kbuild by d94e5e629b2d with local (Exim 4.98.2) (envelope-from ) id 1wOCeA-000000000jt-300D; Sat, 16 May 2026 10:53:30 +0000 Date: Sat, 16 May 2026 18:53:01 +0800 From: kernel test robot To: cros-kernel-buildreports@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev Subject: [android-common:android-mainline-desktop 214/214] drivers/gpu/drm/drm_gem_shmem_helper.c:584:24: error: use of undeclared identifier 'PMD_SHIFT' Message-ID: <202605161857.dxGE4AQU-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hi Carlos, First bad commit (maybe !=3D root cause): tree: https://android.googlesource.com/kernel/common android-mainline-des= ktop head: 25ad575177d0d2370faad841ed596e791ba30711 commit: 0cc6f52b2aab23f59b9b92188194b0847105ceee [214/214] Merge 0bcb517f0a= 70 ("Merge tag 'mm-hotfixes-stable-2026-03-28-10-45' of git://git.kernel.or= g/pub/scm/linux/kernel/git/akpm/mm") into android-mainline config: arm-randconfig-r123-20260516 (https://download.01.org/0day-ci/archi= ve/20260516/202605161857.dxGE4AQU-lkp@intel.com/config) compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 5ba= c06718f502014fade905512f1d26d578a18f3) sparse: v0.6.5-rc1 reproduce (this is a W=3D1 build): (https://download.01.org/0day-ci/archive= /20260516/202605161857.dxGE4AQU-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new versio= n of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202605161857.dxGE4AQU-lkp@i= ntel.com/ All errors (new ones prefixed by >>): >> drivers/gpu/drm/drm_gem_shmem_helper.c:584:24: error: use of undeclared = identifier 'PMD_SHIFT' 584 | if (order && order !=3D PMD_ORDER) | ^~~~~~~~~ include/linux/pgtable.h:8:20: note: expanded from macro 'PMD_ORDER' 8 | #define PMD_ORDER (PMD_SHIFT - PAGE_SHIFT) | ^~~~~~~~~ 1 error generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for DRM_GEM_SHMEM_HELPER Depends on [n]: HAS_IOMEM [=3Dy] && DRM [=3Dy] && MMU [=3Dn] Selected by [y]: - GKI_HIDDEN_DRM_CONFIGS [=3Dy] && DRM [=3Dy] WARNING: unmet direct dependencies detected for DRM_TTM Depends on [n]: HAS_IOMEM [=3Dy] && DRM [=3Dy] && MMU [=3Dn] Selected by [y]: - GKI_HIDDEN_DRM_CONFIGS [=3Dy] && HAS_IOMEM [=3Dy] && DRM [=3Dy] WARNING: unmet direct dependencies detected for PAGE_POOL Depends on [n]: NET [=3Dn] Selected by [y]: - GKI_HIDDEN_NET_CONFIGS [=3Dy] WARNING: unmet direct dependencies detected for NET_DEVLINK Depends on [n]: NET [=3Dn] Selected by [y]: - GKI_HIDDEN_NET_CONFIGS [=3Dy] WARNING: unmet direct dependencies detected for DIMLIB Depends on [n]: NET [=3Dn] Selected by [y]: - GKI_HIDDEN_VIRTUAL_CONFIGS [=3Dy] WARNING: unmet direct dependencies detected for NET_PTP_CLASSIFY Depends on [n]: NET [=3Dn] Selected by [y]: - GKI_HIDDEN_NET_CONFIGS [=3Dy] WARNING: unmet direct dependencies detected for HMM_MIRROR Depends on [n]: MMU [=3Dn] Selected by [y]: - GKI_HIDDEN_DRM_CONFIGS [=3Dy] && DRM [=3Dy] WARNING: unmet direct dependencies detected for HVC_DRIVER Depends on [n]: TTY [=3Dn] Selected by [y]: - GKI_HIDDEN_VIRTUAL_CONFIGS [=3Dy] vim +/PMD_SHIFT +584 drivers/gpu/drm/drm_gem_shmem_helper.c 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 572 =20 fc3bbf34e643fa Pedro Demarchi Gomes 2026-03-18 573 static vm_fault_t drm_= gem_shmem_any_fault(struct vm_fault *vmf, unsigned int order) 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 574 { 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 575 struct vm_area_s= truct *vma =3D vmf->vma; 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 576 struct drm_gem_o= bject *obj =3D vma->vm_private_data; 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 577 struct drm_gem_s= hmem_object *shmem =3D to_drm_gem_shmem_obj(obj); 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 578 loff_t num_pages= =3D obj->size >> PAGE_SHIFT; d611b4a0907cec Neil Roberts 2021-02-23 579 vm_fault_t ret; 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 580 struct page **pa= ges =3D shmem->pages; 11d5a4745e00e7 Neil Roberts 2021-02-23 581 pgoff_t page_offset; 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 582 unsigned long pf= n; 11d5a4745e00e7 Neil Roberts 2021-02-23 583 =20 fc3bbf34e643fa Pedro Demarchi Gomes 2026-03-18 @584 if (order && order != =3D PMD_ORDER) fc3bbf34e643fa Pedro Demarchi Gomes 2026-03-18 585 return VM_FAULT_FALL= BACK; fc3bbf34e643fa Pedro Demarchi Gomes 2026-03-18 586 =20 9d2d49027c3a96 Lo=C3=AFc Molinari 2025-12-05 587 /* Offset to fau= lty address in the VMA. */ 9d2d49027c3a96 Lo=C3=AFc Molinari 2025-12-05 588 page_offset =3D = vmf->pgoff - vma->vm_pgoff; 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 589 =20 21aa27ddc58269 Dmitry Osipenko 2023-05-30 590 dma_resv_lock(shmem->= base.resv, NULL); 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 591 =20 11d5a4745e00e7 Neil Roberts 2021-02-23 592 if (page_offset >=3D = num_pages || 3f6a1e22fae95a Dmitry Osipenko 2022-11-16 593 drm_WARN_ON_ONCE(= obj->dev, !shmem->pages) || d611b4a0907cec Neil Roberts 2021-02-23 594 shmem->madv < 0) { d611b4a0907cec Neil Roberts 2021-02-23 595 ret =3D VM_FAULT_SIG= BUS; 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 596 goto out; 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 597 } 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 598 =20 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 599 pfn =3D page_to_= pfn(pages[page_offset]); fc3bbf34e643fa Pedro Demarchi Gomes 2026-03-18 600 ret =3D try_insert_pf= n(vmf, order, pfn); 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 601 =20 211b9a39f2619b Lo=C3=AFc Molinari 2025-12-05 602 out: 21aa27ddc58269 Dmitry Osipenko 2023-05-30 603 dma_resv_unlock(shmem= ->base.resv); d611b4a0907cec Neil Roberts 2021-02-23 604 =20 d611b4a0907cec Neil Roberts 2021-02-23 605 return ret; 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 606 } 2194a63a818db7 Noralf Tr=C3=B8nnes 2019-03-12 607 =20 :::::: The code at line 584 was first introduced by commit :::::: fc3bbf34e643faa8678aabdc3810c60109f3435a drm/shmem-helper: Fix huge = page mapping in fault handler :::::: TO: Pedro Demarchi Gomes :::::: CC: Boris Brezillon -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki