tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git tmp head: 13665f1f8b5d501b40b1bc8448b0a032c7f04cc2 commit: b978e2a4614650242988b594a138b4112fd7e232 [18/44] RDMA/core: Track device memory MRs config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/c... git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-linux-stable tmp git checkout b978e2a4614650242988b594a138b4112fd7e232 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/infiniband/core/uverbs_std_types_mr.c: In function 'ib_uverbs_handler_UVERBS_METHOD_DM_MR_REG': 138 | rdma_restrack_new(&mr->res, RDMA_RESTRACK_MR); | ^~~~~~~~~~~~~~~~~ | rdma_restrack_get 139 | rdma_restrack_set_name(&mr->res, NULL); | ^~~~~~~~~~~~~~~~~~~~~~ | rdma_restrack_set_task 140 | rdma_restrack_add(&mr->res); | ^~~~~~~~~~~~~~~~~ | rdma_restrack_uadd cc1: some warnings being treated as errors Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for FRAME_POINTER Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS Selected by - FAULT_INJECTION_STACKTRACE_FILTER && FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT && !X86_64 && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86 vim +138 drivers/infiniband/core/uverbs_std_types_mr.c 81 82 static int UVERBS_HANDLER(UVERBS_METHOD_DM_MR_REG)( 83 struct uverbs_attr_bundle *attrs) 84 { 85 struct ib_dm_mr_attr attr = {}; 86 struct ib_uobject *uobj = 87 uverbs_attr_get_uobject(attrs, UVERBS_ATTR_REG_DM_MR_HANDLE); 88 struct ib_dm *dm = 89 uverbs_attr_get_obj(attrs, UVERBS_ATTR_REG_DM_MR_DM_HANDLE); 90 struct ib_pd *pd = 91 uverbs_attr_get_obj(attrs, UVERBS_ATTR_REG_DM_MR_PD_HANDLE); 92 struct ib_device *ib_dev = pd->device; 93 94 struct ib_mr *mr; 95 int ret; 96 97 if (!ib_dev->ops.reg_dm_mr) 98 return -EOPNOTSUPP; 99 100 ret = uverbs_copy_from(&attr.offset, attrs, UVERBS_ATTR_REG_DM_MR_OFFSET); 101 if (ret) 102 return ret; 103 104 ret = uverbs_copy_from(&attr.length, attrs, 105 UVERBS_ATTR_REG_DM_MR_LENGTH); 106 if (ret) 107 return ret; 108 109 ret = uverbs_get_flags32(&attr.access_flags, attrs, 110 UVERBS_ATTR_REG_DM_MR_ACCESS_FLAGS, 111 IB_ACCESS_SUPPORTED); 112 if (ret) 113 return ret; 114 115 if (!(attr.access_flags & IB_ZERO_BASED)) 116 return -EINVAL; 117 118 ret = ib_check_mr_access(attr.access_flags); 119 if (ret) 120 return ret; 121 122 if (attr.offset > dm->length || attr.length > dm->length || 123 attr.length > dm->length - attr.offset) 124 return -EINVAL; 125 126 mr = pd->device->ops.reg_dm_mr(pd, dm, &attr, attrs); 127 if (IS_ERR(mr)) 128 return PTR_ERR(mr); 129 130 mr->device = pd->device; 131 mr->pd = pd; 132 mr->type = IB_MR_TYPE_DM; 133 mr->dm = dm; 134 mr->uobject = uobj; 135 atomic_inc(&pd->usecnt); 136 atomic_inc(&dm->usecnt); 137 141 uobj->object = mr; 142 143 ret = uverbs_copy_to(attrs, UVERBS_ATTR_REG_DM_MR_RESP_LKEY, &mr->lkey, 144 sizeof(mr->lkey)); 145 if (ret) 146 goto err_dereg; 147 148 ret = uverbs_copy_to(attrs, UVERBS_ATTR_REG_DM_MR_RESP_RKEY, 149 &mr->rkey, sizeof(mr->rkey)); 150 if (ret) 151 goto err_dereg; 152 153 return 0; 154 155 err_dereg: 156 ib_dereg_mr_user(mr, uverbs_get_cleared_udata(attrs)); 157 158 return ret; 159 } 160 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org