tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git pending-5.13 head: c1dae720b8d8e54eae9a77c212ffe2d1f0dc2dab commit: aaa8d21b24cb0a8e65e3d25777e990b0c0566318 [22/84] VSOCK: handle VIRTIO_VSOCK_OP_CREDIT_REQUEST config: m68k-randconfig-r034-20210815 (attached as .config) compiler: m68k-linux-gcc (GCC) 11.2.0 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 pending-5.13 git checkout aaa8d21b24cb0a8e65e3d25777e990b0c0566318 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash net/vmw_vsock/ 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 >>): net/vmw_vsock/virtio_transport_common.c: In function 'virtio_transport_recv_connected': 958 | virtio_transport_send_credit_update(vsk); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ net/vmw_vsock/virtio_transport_common.c:272:12: note: declared here 272 | static int virtio_transport_send_credit_update(struct vsock_sock *vsk, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC Depends on SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && HAS_DMA Selected by - SND_ATMEL_SOC_SSC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC - SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && ATMEL_SSC vim +/virtio_transport_send_credit_update +958 net/vmw_vsock/virtio_transport_common.c 944 945 static int 946 virtio_transport_recv_connected(struct sock *sk, 947 struct virtio_vsock_pkt *pkt) 948 { 949 struct vsock_sock *vsk = vsock_sk(sk); 950 int err = 0; 951 952 switch (le16_to_cpu(pkt->hdr.op)) { 953 case VIRTIO_VSOCK_OP_RW: 954 virtio_transport_recv_enqueue(vsk, pkt); 955 sk->sk_data_ready(sk); 956 return err; 957 case VIRTIO_VSOCK_OP_CREDIT_REQUEST: 959 break; 960 case VIRTIO_VSOCK_OP_CREDIT_UPDATE: 961 sk->sk_write_space(sk); 962 break; 963 case VIRTIO_VSOCK_OP_SHUTDOWN: 964 if (le32_to_cpu(pkt->hdr.flags) & VIRTIO_VSOCK_SHUTDOWN_RCV) 965 vsk->peer_shutdown |= RCV_SHUTDOWN; 966 if (le32_to_cpu(pkt->hdr.flags) & VIRTIO_VSOCK_SHUTDOWN_SEND) 967 vsk->peer_shutdown |= SEND_SHUTDOWN; 968 if (vsk->peer_shutdown == SHUTDOWN_MASK && 969 vsock_stream_has_data(vsk) <= 0 && 970 !sock_flag(sk, SOCK_DONE)) { 971 (void)virtio_transport_reset(vsk, NULL); 972 973 virtio_transport_do_close(vsk, true); 974 } 975 if (le32_to_cpu(pkt->hdr.flags)) 976 sk->sk_state_change(sk); 977 break; 978 case VIRTIO_VSOCK_OP_RST: 979 virtio_transport_do_close(vsk, true); 980 break; 981 default: 982 err = -EINVAL; 983 break; 984 } 985 986 virtio_transport_free_pkt(pkt); 987 return err; 988 } 989 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org