r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x81}, 0x0) ptrace$getregset(0x4204, 0xffffffffffffffff, 0x0, &(0x7f0000000980)={0x0}) shmctl$SHM_INFO(0x0, 0xe, &(0x7f00000009c0)=""/179)