tree: git://anongit.freedesktop.org/drm/drm-tip drm-tip head: 2bd9e989a5653d4cd710e9dd2b42b0a080f1add8 commit: d3bd37f587b4438d47751d0f1d5aaae3d39bd416 [1296/1354] Merge v5.6-rc5 into drm-next config: riscv-randconfig-a001-20200312 (attached as .config) compiler: riscv32-linux-gcc (GCC) 9.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout d3bd37f587b4438d47751d0f1d5aaae3d39bd416 # save the attached .config to linux build tree GCC_VERSION=9.2.0 make.cross ARCH=riscv If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): include/linux/slab.h:593: undefined reference to `__drm_err' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_kms.o: in function `virtio_gpu_get_capsets': drivers/gpu/drm/virtio/virtgpu_kms.c:86: undefined reference to `__drm_err' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_gem_create': drivers/gpu/drm/virtio/virtgpu_gem.c:46: undefined reference to `drm_gem_handle_create' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.c:52: undefined reference to `drm_gem_object_put_unlocked' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.c:59: undefined reference to `drm_gem_object_release' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_mode_dumb_mmap': drivers/gpu/drm/virtio/virtgpu_gem.c:97: undefined reference to `drm_gem_object_lookup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `drm_vma_node_offset_addr': include/drm/drm_vma_manager.h:204: undefined reference to `drm_gem_object_put_unlocked' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_gem_object_close': drivers/gpu/drm/virtio/virtgpu_gem.c:145: undefined reference to `drm_gem_lock_reservations' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_array_lock_resv': drivers/gpu/drm/virtio/virtgpu_gem.c:209: undefined reference to `drm_gem_unlock_reservations' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_array_add_fence': drivers/gpu/drm/virtio/virtgpu_gem.c:231: undefined reference to `drm_gem_object_put_unlocked' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_gem.o: in function `virtio_gpu_array_put_free': drivers/gpu/drm/virtio/virtgpu_gem.c:241: undefined reference to `drm_gem_object_lookup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `vgdev_atomic_commit_tail': drivers/gpu/drm/virtio/virtgpu_display.c:325: undefined reference to `drm_atomic_helper_commit_modeset_disables' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:326: undefined reference to `drm_atomic_helper_commit_modeset_enables' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:327: undefined reference to `drm_atomic_helper_commit_planes' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:329: undefined reference to `drm_atomic_helper_fake_vblank' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:330: undefined reference to `drm_atomic_helper_commit_hw_done' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:332: undefined reference to `drm_atomic_helper_wait_for_vblanks' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:333: undefined reference to `drm_atomic_helper_cleanup_planes' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_conn_mode_valid': drivers/gpu/drm/virtio/virtgpu_display.c:200: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_conn_get_modes': drivers/gpu/drm/virtio/virtgpu_display.c:157: undefined reference to `drm_add_edid_modes' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:164: undefined reference to `drm_add_modes_noedid' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:169: undefined reference to `drm_set_preferred_mode' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:171: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:172: undefined reference to `drm_cvt_mode' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:175: undefined reference to `drm_mode_probed_add' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_conn_destroy': drivers/gpu/drm/virtio/virtgpu_display.c:230: undefined reference to `drm_connector_unregister' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:231: undefined reference to `drm_connector_cleanup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_user_framebuffer_create': drivers/gpu/drm/virtio/virtgpu_display.c:319: undefined reference to `drm_gem_object_lookup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:309: undefined reference to `drm_helper_mode_fill_fb_struct' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_framebuffer_init': drivers/gpu/drm/virtio/virtgpu_display.c:74: undefined reference to `drm_framebuffer_init' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_user_framebuffer_create': drivers/gpu/drm/virtio/virtgpu_display.c:313: undefined reference to `drm_gem_object_put_unlocked' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_modeset_init': drivers/gpu/drm/virtio/virtgpu_display.c:347: undefined reference to `drm_mode_config_init' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `vgdev_output_init': drivers/gpu/drm/virtio/virtgpu_display.c:279: undefined reference to `drm_encoder_init' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `drm_encoder_helper_add': include/drm/drm_modeset_helper_vtables.h:859: undefined reference to `drm_connector_attach_encoder' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `vgdev_output_init': drivers/gpu/drm/virtio/virtgpu_display.c:282: undefined reference to `drm_connector_register' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:266: undefined reference to `drm_crtc_init_with_planes' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:269: undefined reference to `drm_connector_init' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.c:273: undefined reference to `drm_connector_attach_edid_property' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `drm_connector_helper_add': include/drm/drm_modeset_helper_vtables.h:1092: undefined reference to `drm_mode_config_reset' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `virtio_gpu_modeset_fini': drivers/gpu/drm/virtio/virtgpu_display.c:371: undefined reference to `drm_mode_config_cleanup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0': drivers/gpu/drm/virtio/virtgpu_display.c:58: undefined reference to `drm_gem_fb_destroy' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0': virtgpu_display.c:(.rodata+0x4): undefined reference to `drm_gem_fb_create_handle' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x8): undefined reference to `drm_atomic_helper_dirtyfb' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x1c): undefined reference to `drm_atomic_helper_check' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x20): undefined reference to `drm_atomic_helper_commit' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0': drivers/gpu/drm/virtio/virtgpu_display.c:48: undefined reference to `drm_atomic_helper_crtc_reset' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_display.o: in function `.LANCHOR0': virtgpu_display.c:(.rodata+0x44): undefined reference to `drm_crtc_cleanup' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x48): undefined reference to `drm_atomic_helper_set_config' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x4c): undefined reference to `drm_atomic_helper_page_flip' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x58): undefined reference to `drm_atomic_helper_crtc_duplicate_state' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x5c): undefined reference to `drm_atomic_helper_crtc_destroy_state' riscv32-linux-ld: virtgpu_display.c:(.rodata+0xd4): undefined reference to `drm_atomic_helper_connector_reset' riscv32-linux-ld: virtgpu_display.c:(.rodata+0xe0): undefined reference to `drm_helper_probe_single_connector_modes' riscv32-linux-ld: virtgpu_display.c:(.rodata+0xf4): undefined reference to `drm_atomic_helper_connector_duplicate_state' riscv32-linux-ld: virtgpu_display.c:(.rodata+0xf8): undefined reference to `drm_atomic_helper_connector_destroy_state' riscv32-linux-ld: virtgpu_display.c:(.rodata+0x130): undefined reference to `drm_encoder_cleanup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cmd_get_display_info_cb': drivers/gpu/drm/virtio/virtgpu_vq.c:655: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:664: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:672: undefined reference to `drm_helper_hpd_irq_event' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:673: undefined reference to `drm_kms_helper_hotplug_event' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cmd_get_edid_cb': drivers/gpu/drm/virtio/virtgpu_vq.c:745: undefined reference to `drm_do_get_edid' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `spin_lock': include/linux/spinlock.h:338: undefined reference to `drm_connector_update_edid_property' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `reclaim_vbufs': drivers/gpu/drm/virtio/virtgpu_vq.c:198: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_queue_fenced_ctrl_buffer': drivers/gpu/drm/virtio/virtgpu_vq.c:383: undefined reference to `drm_dev_enter' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_queue_ctrl_sgs': drivers/gpu/drm/virtio/virtgpu_vq.c:366: undefined reference to `drm_dev_exit' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_dequeue_ctrl_func': drivers/gpu/drm/virtio/virtgpu_vq.c:228: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.c:228: undefined reference to `__drm_err' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `__list_del_entry': riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cmd_submit': drivers/gpu/drm/virtio/virtgpu_vq.c:1079: undefined reference to `drm_dev_enter' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_vq.o: in function `virtio_gpu_cursor_ping': drivers/gpu/drm/virtio/virtgpu_vq.c:1100: undefined reference to `drm_dev_exit' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `virtio_gpu_cleanup_object': drivers/gpu/drm/virtio/virtgpu_object.c:77: undefined reference to `drm_gem_shmem_unpin' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `virtio_gpu_resource_id_put': drivers/gpu/drm/virtio/virtgpu_object.c:60: undefined reference to `drm_gem_shmem_free_object' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `virtio_gpu_object_create': drivers/gpu/drm/virtio/virtgpu_object.c:190: undefined reference to `drm_gem_shmem_create' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.c:239: undefined reference to `drm_gem_shmem_pin' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.c:215: undefined reference to `drm_gem_shmem_get_sg_table' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `ida_alloc': include/linux/idr.h:272: undefined reference to `drm_gem_shmem_free_object' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `virtio_gpu_object_create': drivers/gpu/drm/virtio/virtgpu_object.c:230: undefined reference to `__drm_err' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `dma_map_sg_attrs': riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_object.o: in function `.LANCHOR0': virtgpu_object.c:(.rodata+0xc): undefined reference to `drm_gem_shmem_print_info' riscv32-linux-ld: virtgpu_object.c:(.rodata+0x14): undefined reference to `drm_gem_shmem_pin' riscv32-linux-ld: virtgpu_object.c:(.rodata+0x18): undefined reference to `drm_gem_shmem_unpin' riscv32-linux-ld: virtgpu_object.c:(.rodata+0x1c): undefined reference to `drm_gem_shmem_get_sg_table' riscv32-linux-ld: virtgpu_object.c:(.rodata+0x20): undefined reference to `drm_gem_shmem_vmap' riscv32-linux-ld: virtgpu_object.c:(.rodata+0x24): undefined reference to `drm_gem_shmem_vunmap' riscv32-linux-ld: virtgpu_object.c:(.rodata+0x28): undefined reference to `drm_gem_shmem_mmap' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_debugfs.o: in function `virtio_gpu_debugfs_init': drivers/gpu/drm/virtio/virtgpu_debugfs.c:78: undefined reference to `drm_debugfs_create_files' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_plane_destroy': drivers/gpu/drm/virtio/virtgpu_plane.c:72: undefined reference to `drm_plane_cleanup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_plane_atomic_check': drivers/gpu/drm/virtio/virtgpu_plane.c:95: undefined reference to `drm_atomic_get_crtc_state' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:99: undefined reference to `drm_atomic_helper_check_plane_state' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_primary_plane_update': drivers/gpu/drm/virtio/virtgpu_plane.c:146: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:189: undefined reference to `drm_atomic_helper_damage_merged' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:167: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_cursor_plane_update': drivers/gpu/drm/virtio/virtgpu_plane.c:253: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.c:273: undefined reference to `__drm_dbg' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `virtio_gpu_plane_init': drivers/gpu/drm/virtio/virtgpu_plane.c:318: undefined reference to `drm_universal_plane_init' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `.LANCHOR0': drivers/gpu/drm/virtio/virtgpu_plane.c:76: undefined reference to `drm_atomic_helper_update_plane' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_plane.o: in function `.LANCHOR0': virtgpu_plane.c:(.rodata+0x3c): undefined reference to `drm_atomic_helper_disable_plane' riscv32-linux-ld: virtgpu_plane.c:(.rodata+0x44): undefined reference to `drm_atomic_helper_plane_reset' riscv32-linux-ld: virtgpu_plane.c:(.rodata+0x4c): undefined reference to `drm_atomic_helper_plane_duplicate_state' riscv32-linux-ld: virtgpu_plane.c:(.rodata+0x50): undefined reference to `drm_atomic_helper_plane_destroy_state' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `virtio_gpu_wait_ioctl': drivers/gpu/drm/virtio/virtgpu_ioctl.c:406: undefined reference to `drm_gem_object_lookup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.c:418: undefined reference to `drm_gem_object_put_unlocked' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `virtio_gpu_resource_info_ioctl': drivers/gpu/drm/virtio/virtgpu_ioctl.c:291: undefined reference to `drm_gem_object_lookup' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.c:302: undefined reference to `drm_gem_object_put_unlocked' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `atomic_fetch_sub_relaxed': riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.o: in function `virtio_gpu_resource_create_ioctl': drivers/gpu/drm/virtio/virtgpu_ioctl.c:273: undefined reference to `drm_gem_object_put_unlocked' riscv32-linux-ld: drivers/gpu/drm/virtio/virtgpu_ioctl.c:240: undefined reference to `drm_gem_object_release' vim +132 include/linux/list.h c8af5cd75e2411 Toke Høiland-Jørgensen 2019-06-28 129 3c18d4de86e4a7 Linus Torvalds 2011-02-18 130 static inline void __list_del_entry(struct list_head *entry) 3c18d4de86e4a7 Linus Torvalds 2011-02-18 131 { 0cd340dcb05c4a Kees Cook 2016-08-17 @132 if (!__list_del_entry_valid(entry)) 0cd340dcb05c4a Kees Cook 2016-08-17 133 return; 0cd340dcb05c4a Kees Cook 2016-08-17 134 3c18d4de86e4a7 Linus Torvalds 2011-02-18 135 __list_del(entry->prev, entry->next); 3c18d4de86e4a7 Linus Torvalds 2011-02-18 136 } 3c18d4de86e4a7 Linus Torvalds 2011-02-18 137 :::::: The code at line 132 was first introduced by commit :::::: 0cd340dcb05c4a43742fe156f36737bb2a321bfd list: Split list_del() debug checking into separate function :::::: TO: Kees Cook <keescook(a)chromium.org&gt; :::::: CC: Paul E. McKenney <paulmck(a)linux.vnet.ibm.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org