Hi Dmitry, kernel test robot noticed the following build errors: [auto build test ERROR on drm-misc/drm-misc-next] [also build test ERROR on usb/usb-testing usb/usb-next usb/usb-linus drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.5-rc3 next-20230728] [cannot apply to drm-intel/for-linux-next] [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/Dmitry-Baryshkov/drm-display-add-transparent-bridge-helper/20230730-044510 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/20230729204307.268587-3-dmitry.baryshkov%40linaro.org patch subject: [PATCH 2/3] phy: qcom: qmp-combo: switch to DRM_SIMPLE_BRIDGE config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20230730/202307301515.iHNSmHFk-lkp@xxxxxxxxx/config) compiler: powerpc-linux-gcc (GCC) 12.3.0 reproduce: (https://download.01.org/0day-ci/archive/20230730/202307301515.iHNSmHFk-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202307301515.iHNSmHFk-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>, old ones prefixed by <<): WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_rr.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_wrr.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_lc.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_wlc.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_fo.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_ovf.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_lblc.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_lblcr.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_dh.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_sh.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_sed.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_nq.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_twos.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_ftp.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/netfilter/ipvs/ip_vs_pe_sip.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/netfilter/nf_defrag_ipv4.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/netfilter/nf_reject_ipv4.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/netfilter/iptable_nat.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/netfilter/iptable_raw.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ip_tunnel.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ipip.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ip_gre.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/udp_tunnel.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ip_vti.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/ah4.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/esp4.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/xfrm4_tunnel.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/tunnel4.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/inet_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/tcp_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/udp_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv4/raw_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/xfrm/xfrm_algo.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/xfrm/xfrm_user.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/unix/unix_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/netfilter/ip6table_raw.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/netfilter/ip6table_nat.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/netfilter/nf_defrag_ipv6.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/netfilter/nf_reject_ipv6.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/ah6.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/esp6.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/xfrm6_tunnel.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/tunnel6.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/mip6.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/sit.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ipv6/ip6_udp_tunnel.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_ar9331.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_brcm.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_dsa.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_gswip.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_hellcreek.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_ksz.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_lan9303.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_mtk.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_none.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_ocelot.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_ocelot_8021q.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_qca.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_rtl4_a.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_rtl8_4.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_rzn1_a5psw.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_sja1105.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_trailer.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/dsa/tag_xrs700x.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/8021q/8021q.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/xdp/xsk_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/mptcp/mptcp_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/mptcp/mptcp_crypto_test.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/mptcp/mptcp_token_test.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/packet/af_packet.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/packet/af_packet_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/key/af_key.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/bridge/netfilter/nf_conntrack_bridge.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/bridge/netfilter/ebtables.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/bridge/netfilter/ebtable_broute.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/bridge/netfilter/ebtable_filter.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/bridge/netfilter/ebtable_nat.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/bridge/bridge.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/sunrpc/sunrpc.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/sunrpc/auth_gss/auth_rpcgss.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/sunrpc/auth_gss/rpcsec_gss_krb5.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/kcm/kcm.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/atm/atm.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/atm/lec.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/atm/mpoa.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/sctp/sctp_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/tipc/diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/smc/smc_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/caif/caif.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/caif/chnl_net.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/caif/caif_socket.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/caif/caif_usb.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/6lowpan/6lowpan.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ieee802154/6lowpan/ieee802154_6lowpan.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/ieee802154/ieee802154_socket.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/nfc/nci/nci.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/nfc/nci/nci_spi.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/nfc/nfc_digital.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/vmw_vsock/vsock_diag.o WARNING: modpost: missing MODULE_DESCRIPTION() in net/hsr/hsr.o >> ERROR: modpost: "drm_simple_bridge_register" [drivers/phy/qualcomm/phy-qcom-qmp-combo.ko] undefined! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki