tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 4c43049f19a280329c1d01699f3cc8ad6910cbbe commit: 4548a6ad3d50c398aa12fa3ad45dd0611328f13b [6694/8581] dmaengine: idxd: move idxd interrupt handling to mask instead of ignore config: x86_64-randconfig-c004-20200716 (attached as .config) compiler: gcc-9 (Debian 9.3.0-14) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; Note: the linux-next/master HEAD 4c43049f19a280329c1d01699f3cc8ad6910cbbe builds fine. It may have been fixed somewhere. All errors (new ones prefixed by >>): ld: drivers/dma/idxd/device.o: in function `idxd_mask_msix_vector': ld: drivers/dma/idxd/device.o: in function `idxd_unmask_msix_vector': vim +24 drivers/dma/idxd/device.c 15 16 static void idxd_cmd_exec(struct idxd_device *idxd, int cmd_code, u32 operand, 17 u32 *status); 18 19 /* Interrupt control bits */ 20 void idxd_mask_msix_vector(struct idxd_device *idxd, int vec_id) 21 { 22 struct irq_data *data = irq_get_irq_data(idxd->msix_entries[vec_id].vector); 23 25 } 26 27 void idxd_mask_msix_vectors(struct idxd_device *idxd) 28 { 29 struct pci_dev *pdev = idxd->pdev; 30 int msixcnt = pci_msix_vec_count(pdev); 31 int i; 32 33 for (i = 0; i < msixcnt; i++) 34 idxd_mask_msix_vector(idxd, i); 35 } 36 37 void idxd_unmask_msix_vector(struct idxd_device *idxd, int vec_id) 38 { 39 struct irq_data *data = irq_get_irq_data(idxd->msix_entries[vec_id].vector); 40 42 } 43 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org