From: kernel test robot <lkp@intel.com>
To: Jacob Pan <jacob.pan@linux.microsoft.com>,
linux-kernel@vger.kernel.org,
"iommu@lists.linux.dev" <iommu@lists.linux.dev>,
Jason Gunthorpe <jgg@nvidia.com>,
Alex Williamson <alex@shazbot.org>,
Joerg Roedel <joro@8bytes.org>,
David Matlack <dmatlack@google.com>,
Nicolin Chen <nicolinc@nvidia.com>,
"Tian, Kevin" <kevin.tian@intel.com>, Yi Liu <yi.l.liu@intel.com>,
Baolu Lu <baolu.lu@linux.intel.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
skhawaja@google.com, pasha.tatashin@soleen.com,
Jacob Pan <jacob.pan@linux.microsoft.com>,
Jean Philippe-Brucker <jean-philippe@linaro.org>,
Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH 08/11] vfio: Enable cdev noiommu mode under iommufd
Date: Sat, 28 Feb 2026 08:29:47 +0800 [thread overview]
Message-ID: <202602280846.BaUZcBnS-lkp@intel.com> (raw)
In-Reply-To: <20260227175247.26103-9-jacob.pan@linux.microsoft.com>
Hi Jacob,
kernel test robot noticed the following build errors:
[auto build test ERROR on linus/master]
[also build test ERROR on v7.0-rc1 next-20260227]
[cannot apply to awilliam-vfio/next awilliam-vfio/for-linus]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Jacob-Pan/iommufd-Support-a-HWPT-without-an-iommu-driver-for-noiommu/20260228-020145
base: linus/master
patch link: https://lore.kernel.org/r/20260227175247.26103-9-jacob.pan%40linux.microsoft.com
patch subject: [PATCH 08/11] vfio: Enable cdev noiommu mode under iommufd
config: i386-buildonly-randconfig-001-20260228 (https://download.01.org/0day-ci/archive/20260228/202602280846.BaUZcBnS-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260228/202602280846.BaUZcBnS-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202602280846.BaUZcBnS-lkp@intel.com/
All errors (new ones prefixed by >>):
>> ld.lld: error: undefined symbol: iommu_put_pages_list
>>> referenced by iommu_pt.h:768 (drivers/iommu/generic_pt/fmt/../iommu_pt.h:768)
>>> drivers/iommu/generic_pt/fmt/iommu_amdv1.o:(pt_iommu_amdv1_map_pages) in archive vmlinux.a
>>> referenced by iommu_pt.h:768 (drivers/iommu/generic_pt/fmt/../iommu_pt.h:768)
>>> drivers/iommu/generic_pt/fmt/iommu_amdv1.o:(pt_iommu_amdv1_map_pages) in archive vmlinux.a
>>> referenced by iommu_pt.h:768 (drivers/iommu/generic_pt/fmt/../iommu_pt.h:768)
>>> drivers/iommu/generic_pt/fmt/iommu_amdv1.o:(pt_iommu_amdv1_map_pages) in archive vmlinux.a
>>> referenced 1 more times
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for IOMMU_PT
Depends on [n]: IOMMU_SUPPORT [=n] && GENERIC_PT [=y]
Selected by [y]:
- VFIO_NOIOMMU [=y] && VFIO [=y] && VFIO_GROUP [=y]
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-02-28 0:31 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-27 17:52 [PATCH 00/11] iommufd: Enable noiommu mode for cdev Jacob Pan
2026-02-27 17:52 ` [PATCH 01/11] iommufd: Support a HWPT without an iommu driver for noiommu Jacob Pan
2026-02-27 17:52 ` [PATCH 02/11] iommufd: Move igroup allocation to a function Jacob Pan
2026-02-27 17:52 ` [PATCH 03/11] iommufd: Allow binding to a noiommu device Jacob Pan
2026-02-27 17:52 ` [PATCH 04/11] iommufd: Add an ioctl IOMMU_IOAS_GET_PA to query PA from IOVA Jacob Pan
2026-02-27 17:52 ` [PATCH 05/11] vfio: Allow null group for noiommu without containers Jacob Pan
2026-02-27 17:52 ` [PATCH 06/11] vfio: Introduce and set noiommu flag on vfio_device Jacob Pan
2026-02-27 17:52 ` [PATCH 07/11] vfio: Update noiommu device detection logic for cdev Jacob Pan
2026-02-27 17:52 ` [PATCH 08/11] vfio: Enable cdev noiommu mode under iommufd Jacob Pan
2026-02-27 22:03 ` kernel test robot
2026-02-28 0:18 ` kernel test robot
2026-02-28 0:35 ` Jason Gunthorpe
2026-03-05 23:26 ` Jacob Pan
2026-03-05 23:38 ` Jason Gunthorpe
2026-03-12 16:33 ` Jacob Pan
2026-02-28 0:29 ` kernel test robot [this message]
2026-02-27 17:52 ` [PATCH 09/11] vfio:selftest: Handle VFIO noiommu cdev Jacob Pan
2026-02-27 17:52 ` [PATCH 10/11] selftests/vfio: Add iommufd noiommu mode selftest for cdev Jacob Pan
2026-02-27 17:52 ` [PATCH 11/11] Doc: Update VFIO NOIOMMU mode Jacob Pan
2026-03-03 0:35 ` [PATCH 00/11] iommufd: Enable noiommu mode for cdev Jason Gunthorpe
2026-03-03 19:13 ` Jacob Pan
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